DeCS 
    2008 - March 17, 2008 version
    
       
        |  Alphabetic 
          Index of Descriptors   
           
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        |  | 
 | C Chemokines use Chemokines, C | 
| C Fibers use Nerve Fibers, Unmyelinated | 
| C elegans Proteins use Caenorhabditis elegans Proteins | 
| C-EBP Nuclear Protein use CCAAT-Enhancer-Binding Proteins | 
| C-EBP Proteins use CCAAT-Enhancer-Binding Proteins | 
| C-EBP alpha use CCAAT-Enhancer-Binding Protein-alpha | 
| C-EBP-beta use CCAAT-Enhancer-Binding Protein-beta | 
| C-Peptide | 
| C-Reactive Protein | 
| C-Type Lectins use Lectins, C-Type | 
| C-Type Natriuretic Peptide use Natriuretic Peptide, C-Type | 
| C3 Convertase use Complement C3-C5 Convertases | 
| C3 Convertase Activator use Complement Factor D | 
| C3 Proactivator use Complement Factor B | 
| C3G Protein use Guanine Nucleotide-Releasing Factor 2 | 
| C3PA use Complement Factor B | 
| C3PA Convertase use Complement Factor D | 
| C3b Receptors use Receptors, Complement 3b | 
| C3d Receptors use Receptors, Complement 3d | 
| CA Antigens use Antigens, Tumor-Associated, Carbohydrate | 
| CA-125 Antigen | 
| CA-15-3 Antigen | 
| CA-19-9 Antigen | 
| CAD-CAM use Computer-Aided Design | 
| CADASIL | 
| CALLA Antigen use Neprilysin | 
| CAPD use Peritoneal Dialysis, Continuous Ambulatory | 
| CARD Signaling Adaptor Proteins | 
| CAREC use Caribbean Epidemiology Centre | 
| CASP3 use Caspase 3 | 
| CASP8 and FADD-Like Apoptosis Regulating Protein | 
| CAT Enzyme use Chloramphenicol O-Acetyltransferase | 
| CAT Scan, Radionuclide use Tomography, Emission-Computed | 
| CAT Scan, X-Ray use Tomography, X-Ray Computed | 
| CAT Scanners, X-Ray use Tomography Scanners, X-Ray Computed | 
| CAT-1 Transporter use Cationic Amino Acid Transporter 1 | 
| CAT-2 Transporter use Cationic Amino Acid Transporter 2 | 
| CAVH use Hemofiltration | 
| CB Ham Radio Operators | 
| CC Chemokine Receptor 1 use Receptors, CCR1 | 
| CC Chemokine Receptor 10 use Receptors, CCR10 | 
| CC Chemokine Receptor 2 use Receptors, CCR2 | 
| CC Chemokine Receptor 3 use Receptors, CCR3 | 
| CC Chemokine Receptor 4 use Receptors, CCR4 | 
| CC Chemokine Receptor 5 use Receptors, CCR5 | 
| CC Chemokine Receptor 6 use Receptors, CCR6 | 
| CC Chemokine Receptor 7 use Receptors, CCR7 | 
| CC Chemokine Receptor 8 use Receptors, CCR8 | 
| CC Chemokines use Chemokines, CC | 
| CCAAT-Binding Factor | 
| CCAAT-Binding Factor, A-Subunit use CCAAT-Binding Factor | 
| CCAAT-Binding Factor, B-Subunit use CCAAT-Binding Factor | 
| CCAAT-Binding Factor, C-Subunit use CCAAT-Binding Factor | 
| CCAAT-Enhancer-Binding Protein-alpha | 
| CCAAT-Enhancer-Binding Protein-beta | 
| CCAAT-Enhancer-Binding Protein-delta | 
| CCAAT-Enhancer-Binding Proteins | 
| CCCP use Carbonyl Cyanide m-Chlorophenyl Hydrazone | 
| CCK Receptors use Receptors, Cholecystokinin | 
| CCK-4 use Tetragastrin | 
| CCK-8 use Sincalide | 
| CCK-A Receptor use Receptor, Cholecystokinin A | 
| CCK-B Receptor use Receptor, Cholecystokinin B | 
| CCL11 Chemokine use Chemokine CCL11 | 
| CCL17 Chemokine use Chemokine CCL17 | 
| CCL19 Chemokine use Chemokine CCL19 | 
| CCL20 Chemokine use Chemokine CCL20 | 
| CCL21 Chemokine use Chemokine CCL21 | 
| CCL22 Chemokine use Chemokine CCL22 | 
| CCL24 Chemokine use Chemokine CCL24 | 
| CCL27 Chemokine use Chemokine CCL27 | 
| CCL3 Chemokine use Chemokine CCL3 | 
| CCL3L1 Chemokine use Chemokine CCL3 | 
| CCL3L2 Chemokine use Chemokine CCL3 | 
| CCL3L3 Chemokine use Chemokine CCL3 | 
| CCL4 Chemokine use Chemokine CCL4 | 
| CCL4L1 Chemokine use Chemokine CCL4 | 
| CCL4L2 Chemokine use Chemokine CCL4 | 
| CCL5 Chemokine use Chemokine CCL5 | 
| CCL7 Chemokine use Chemokine CCL7 | 
| CCL8 Chemokine use Chemokine CCL8 | 
| CCND1 Protein use Cyclin D1 | 
| CCNU use Lomustine | 
| CCR Receptors use Receptors, CCR | 
| CCR1 Receptors use Receptors, CCR1 | 
| CCR10 Receptors use Receptors, CCR10 | 
| CCR2 Receptors use Receptors, CCR2 | 
| CCR3 Receptors use Receptors, CCR3 | 
| CCR4 Receptors use Receptors, CCR4 | 
| CCR5 Receptors use Receptors, CCR5 | 
| CCR6 Receptors use Receptors, CCR6 | 
| CCR7 Receptors use Receptors, CCR7 | 
| CCR8 Receptors use Receptors, CCR8 | 
| CD-I | 
| CD-ROM | 
| CD1 Antigens use Antigens, CD1 | 
| CD10 Antigens use Neprilysin | 
| CD104 Antigens use Integrin beta4 | 
| CD106 Antigens use Vascular Cell Adhesion Molecule-1 | 
| CD107a Antigens use Lysosomal-Associated Membrane Protein 1 | 
| CD107b Antigens use Lysosomal-Associated Membrane Protein 2 | 
| CD11 Antigens use Antigens, CD11 | 
| CD110 Antigens use Receptors, Thrombopoietin | 
| CD115 Antigens use Receptor, Macrophage Colony-Stimulating Factor | 
| CD116 Antigens use Receptors, Granulocyte-Macrophage Colony-Stimulating Factor | 
| CD117 Antigens use Proto-Oncogene Proteins c-kit | 
| CD118 Antigens use Leukemia Inhibitory Factor Receptor alpha Subunit | 
| CD11a Antigens use Antigens, CD11a | 
| CD11b Antigens use Antigens, CD11b | 
| CD11c Antigens use Antigens, CD11c | 
| CD120a Antigens use Receptors, Tumor Necrosis Factor, Type I | 
| CD120b Antigens use Receptors, Tumor Necrosis Factor, Type II | 
| CD121a Antigens use Receptors, Interleukin-1 Type I | 
| CD122 Antigens use Interleukin-2 Receptor beta Subunit | 
| CD123 Antigens use Interleukin-3 Receptor alpha Subunit | 
| CD124 Antigens use Interleukin-4 Receptor alpha Subunit | 
| CD125 Antigens use Interleukin-5 Receptor alpha Subunit | 
| CD126 Antigens use Interleukin-6 Receptor alpha Subunit | 
| CD127 Antigens use Interleukin-7 Receptor alpha Subunit | 
| CD129 Antigens use Receptors, Interleukin-9 | 
| CD13 Antigens use Antigens, CD13 | 
| CD130 Antigens use Cytokine Receptor gp130 | 
| CD131 Antigens use Cytokine Receptor Common beta Subunit | 
| CD132 Antigens use Interleukin Receptor Common gamma Subunit | 
| CD134 Antigens use Receptors, OX40 | 
| CD135 Antigens use fms-Like Tyrosine Kinase 3 | 
| CD137 Antigens use Antigens, CD137 | 
| CD138 Antigens use Syndecan-1 | 
| CD14 Antigens use Antigens, CD14 | 
| CD140a Antigens use Receptor, Platelet-Derived Growth Factor alpha | 
| CD140b Antigens use Receptor, Platelet-Derived Growth Factor beta | 
| CD142 Antigens use Thromboplastin | 
| CD143 Antigens use Peptidyl-Dipeptidase A | 
| CD146 Antigens use Antigens, CD146 | 
| CD147 Antigens use Antigens, CD147 | 
| CD15 Antigens use Antigens, CD15 | 
| CD153 Antigens use CD30 Ligand | 
| CD154 Antigens use CD40 Ligand | 
| CD158a Antigens use Receptors, KIR2DL1 | 
| CD158b Antigens use Receptors, KIR2DL3 | 
| CD158b1 Antigens use Receptors, KIR2DL2 | 
| CD158d Antigens use Receptors, KIR2DL4 | 
| CD158e Antigens use Receptors, KIR3DL1 | 
| CD158k Antigens use Receptors, KIR3DL2 | 
| CD16 Antigens use Receptors, IgG | 
| CD164 Antigens use Antigens, CD164 | 
| CD166 Antigens use Activated-Leukocyte Cell Adhesion Molecule | 
| CD178 Antigens use Fas Ligand Protein | 
| CD18 Antigens use Antigens, CD18 | 
| CD183 Antigens use Receptors, CXCR3 | 
| CD185 Antigens use Receptors, CXCR5 | 
| CD19 Antigens use Antigens, CD19 | 
| CD191 Antigens use Receptors, CCR1 | 
| CD192 Antigens use Receptors, CCR2 | 
| CD193 Antigens use Receptors, CCR3 | 
| CD194 Antigens use Receptors, CCR4 | 
| CD195 Antigens use Receptors, CCR5 | 
| CD196 Antigens use Receptors, CCR6 | 
| CD197 Antigens use Receptors, CCR7 | 
| CD2 Antigens use Antigens, CD2 | 
| CD20 Antigens use Antigens, CD20 | 
| CD21 Antigens use Receptors, Complement 3d | 
| CD213A2 Antigens use Interleukin-13 Receptor alpha2 Subunit | 
| CD213a1 Antigens use Interleukin-13 Receptor alpha1 Subunit | 
| CD22 Antigens use Antigens, CD22 | 
| CD23 Antigens use Receptors, IgE | 
| CD24 Antigens use Antigens, CD24 | 
| CD25 Antigens use Interleukin-2 Receptor alpha Subunit | 
| CD257 Antigens use B-Cell Activating Factor | 
| CD26 Antigens use Antigens, CD26 | 
| CD267 Antigens use Transmembrane Activator and CAML Interactor Protein | 
| CD268 Antigens use B-Cell Activation Factor Receptor | 
| CD27 Antigens use Antigens, CD27 | 
| CD28 Antigens use Antigens, CD28 | 
| CD29 Antigens use Antigens, CD29 | 
| CD295 Antigens use Receptors, Leptin | 
| CD3 Antigens use Antigens, CD3 | 
| CD3 Complex use Antigens, CD3 | 
| CD30 Antigens use Antigens, CD30 | 
| CD30 Ligand | 
| CD30-Positive Anaplastic Large-Cell Lymphoma use Lymphoma, Large-Cell, Anaplastic | 
| CD31 Antigens use Antigens, CD31 | 
| CD32 Antigens use Receptors, IgG | 
| CD34 Antigens use Antigens, CD34 | 
| CD35 Antigens use Receptors, Complement 3b | 
| CD36 Antigens use Antigens, CD36 | 
| CD38 Antigens use Antigens, CD38 | 
| CD4 Antigens use Antigens, CD4 | 
| CD4 Immunoadhesins | 
| CD4 Lymphocyte Count | 
| CD4 Molecule use Antigens, CD4 | 
| CD4 Receptors use Antigens, CD4 | 
| CD4-CD8 Ratio | 
| CD4-IgG use CD4 Immunoadhesins | 
| CD4-Positive T-Lymphocytes | 
| CD4-Positive T-Lymphocytopenia, Idiopathic use T-Lymphocytopenia, Idiopathic CD4-Positive | 
| CD40 Antigens use Antigens, CD40 | 
| CD40 Ligand | 
| CD41 Antigens use Platelet Membrane Glycoprotein IIb | 
| CD42a Antigens use Platelet Glycoprotein GPIb-IX Complex | 
| CD42b Antigens use Platelet Glycoprotein GPIb-IX Complex | 
| CD42c Antigens use Platelet Glycoprotein GPIb-IX Complex | 
| CD42d Antigens use Platelet Glycoprotein GPIb-IX Complex | 
| CD43 Antigens use Antigens, CD43 | 
| CD44 Antigens use Antigens, CD44 | 
| CD45 Antigens use Antigens, CD45 | 
| CD45R Antigens use Antigens, CD45 | 
| CD45RA Antigens use Antigens, CD45 | 
| CD45RO Antigens use Antigens, CD45 | 
| CD46 Antigens use Antigens, CD46 | 
| CD47 Antigens use Antigens, CD47 | 
| CD49a Antigens use Integrin alpha1 | 
| CD49b Antigens use Integrin alpha2 | 
| CD49c Antigens use Integrin alpha3 | 
| CD49d Antigens use Integrin alpha4 | 
| CD49e Antigens use Integrin alpha5 | 
| CD49f Antigens use Integrin alpha6 | 
| CD5 Antigens use Antigens, CD5 | 
| CD51 Antigens use Integrin alphaV | 
| CD54 Antigens use Intercellular Adhesion Molecule-1 | 
| CD55 Antigens use Antigens, CD55 | 
| CD56 Antigens use Antigens, CD56 | 
| CD57 Antigens use Antigens, CD57 | 
| CD58 Antigens use Antigens, CD58 | 
| CD59 Antigens use Antigens, CD59 | 
| CD6 Ligand use Activated-Leukocyte Cell Adhesion Molecule | 
| CD61 Antigens use Integrin beta3 | 
| CD62E Antigens use E-Selectin | 
| CD62L Antigens use L-Selectin | 
| CD62p Antigens use P-Selectin | 
| CD64 Antigens use Receptors, IgG | 
| CD66e Antigen use Carcinoembryonic Antigen | 
| CD7 Antigens use Antigens, CD7 | 
| CD70 Antigens use Antigens, CD70 | 
| CD73 Antigens use 5'-Nucleotidase | 
| CD79 Antigens use Antigens, CD79 | 
| CD79a Antigens use Antigens, CD79 | 
| CD79b Antigens use Antigens, CD79 | 
| CD8 Antigens use Antigens, CD8 | 
| CD8-Positive T-Lymphocytes | 
| CD80 Antigens use Antigens, CD80 | 
| CD86 Antigens use Antigens, CD86 | 
| CD88 Antigens use Receptor, Anaphylatoxin C5a | 
| CD90 Antigens use Antigens, Thy-1 | 
| CD94 Antigens use Antigens, CD94 | 
| CD95 Antigens use Antigens, CD95 | 
| CD98 Antigens use Antigens, CD98 | 
| CD98 Antigens Heavy Chain use Antigens, CD98 Heavy Chain | 
| CD98 Antigens Light Chain use Antigens, CD98 Light Chains | 
| CDC2 Protein Kinase | 
| CDC2-CDC28 Kinases | 
| CDC2-Related Kinases use CDC2-CDC28 Kinases | 
| CDC28 Protein Kinase, S cerevisiae | 
| CDKN2 Genes use Genes, p16 | 
| CDP use Cytidine Diphosphate | 
| CDP Choline use Cytidine Diphosphate Choline | 
| CDP Diacylglycerol-Serine O-Phosphatidyltransferase use CDPdiacylglycerol-Serine O-Phosphatidyltransferase | 
| CDP Diacylglycerols use Cytidine Diphosphate Diglycerides | 
| CDP Diglyceride Serine O-Phosphatidyltransferase use CDPdiacylglycerol-Serine O-Phosphatidyltransferase | 
| CDP Diglycerides use Cytidine Diphosphate Diglycerides | 
| CDP-DG Synthase use CDPdiacylglycerol-Serine O-Phosphatidyltransferase | 
| CDP-Diacylglycerol-Inositol 3-Phosphatidyltransferase | 
| CDPdiacylglycerol-Serine O-Phosphatidyltransferase | 
| CDW210A Antigens use Interleukin-10 Receptor alpha Subunit | 
| CDW210B Antigens use Interleukin-10 Receptor beta Subunit | 
| CDw121b Antigens use Receptors, Interleukin-1 Type II | 
| CDw128a Antigens use Receptors, Interleukin-8A | 
| CDw128b Antigens use Receptors, Interleukin-8B | 
| CDw198 Antigens use Receptors, CCR8 | 
| CDw218a Antigens use Interleukin-18 Receptor alpha Subunit | 
| CDw218b Antigens use Interleukin-18 Receptor beta Subunit | 
| CECITIS use Typhlitis | 
| CEJ use Tooth Cervix | 
| CELO Virus use Fowl adenovirus A | 
| CELSS use Ecological Systems, Closed | 
| CEPIS use Pan American Center for Sanitary Engineering and Environmental Sciences | 
| CFNI use Caribbean Food and Nutrition Institute | 
| CFTR Protein use Cystic Fibrosis Transmembrane Conductance Regulator | 
| CGRP Receptors use Receptors, Calcitonin Gene-Related Peptide | 
| CH50 Assay use Complement Hemolytic Activity Assay | 
| CHAMPUS use Health Benefit Plans, Employee | 
| CHO Cells | 
| CIDA use Canadian International Development Agency | 
| CIDP use Polyradiculoneuropathy, Chronic Inflammatory Demyelinating | 
| CIP-KIP Cyclin-Dependent Kinase Inhibitors use Cyclin-Dependent Kinase Inhibitor Proteins | 
| CIS Nations use Commonwealth of Independent States | 
| CJD Variant (V-CJD) use Creutzfeldt-Jakob Syndrome | 
| CLAP-WR use Latin American Center for Perinatology, Women and Reproductive Health | 
| CME-Carbodiimide | 
| CMHC use Community Mental Health Centers | 
| CMP use Cytidine Monophosphate | 
| CMP Acetylneuraminic Acid use Cytidine Monophosphate N-Acetylneuraminic Acid | 
| CMP Sialate Pyrophosphorylase use N-Acylneuraminate Cytidylyltransferase | 
| CMP Sialate Synthase use N-Acylneuraminate Cytidylyltransferase | 
| CMP-N-Acetylneuraminic Acid Synthetase use N-Acylneuraminate Cytidylyltransferase | 
| CMP-NANA use Cytidine Monophosphate N-Acetylneuraminic Acid | 
| CNNPA use National Food Standards Commission | 
| CNQX use 6-Cyano-7-nitroquinoxaline-2,3-dione | 
| CNTF use Ciliary Neurotrophic Factor | 
| CNTF Receptor use Receptor, Ciliary Neurotrophic Factor | 
| CO2 Lasers use Lasers, Gas | 
| COAD use Pulmonary Disease, Chronic Obstructive | 
| COD use Chemical Oxygen Demand | 
| COHRED use Council on Health Research for Development | 
| COP-Coated Vesicles | 
| COPD use Pulmonary Disease, Chronic Obstructive | 
| COPI use Coat Protein Complex I | 
| COPI Protein use Coat Protein Complex I | 
| COPI-Coated Vesicles use COP-Coated Vesicles | 
| COPII-Coated Vesicles use COP-Coated Vesicles | 
| COS Cells | 
| COUP Transcription Factor I | 
| COUP Transcription Factor II | 
| COUP Transcription Factors | 
| CPEO use Ophthalmoplegia, Chronic Progressive External | 
| CPITN use Periodontal Index | 
| CPM use Critical Path Method | 
| CPM Therapy use Motion Therapy, Continuous Passive | 
| CPOE use Medical Order Entry Systems | 
| CPR use Cardiopulmonary Resuscitation | 
| CPT Codes use Current Procedural Terminology | 
| CR1 Receptors use Receptors, Complement 3b | 
| CR2 Receptors use Receptors, Complement 3d | 
| CR3 Receptor use Macrophage-1 Antigen | 
| CRADD Signaling Adaptor Protein | 
| CREB Protein use Cyclic AMP Response Element-Binding Protein | 
| CREB-Binding Protein | 
| CREST Syndrome | 
| CRF-41 use Corticotropin-Releasing Hormone | 
| CRH Receptors use Receptors, Corticotropin-Releasing Hormone | 
| CRST Syndrome use CREST Syndrome | 
| CSF Recombinant use Colony-Stimulating Factors, Recombinant | 
| CSF-1 use Macrophage Colony-Stimulating Factor | 
| CSF-1 Receptor use Receptor, Macrophage Colony-Stimulating Factor | 
| CSF-GM use Granulocyte-Macrophage Colony-Stimulating Factor | 
| CSF-M use Macrophage Colony-Stimulating Factor | 
| CTA use Technical Chamber of Foods | 
| CTG, Antepartum use Cardiotocography | 
| CTP use Cytidine Triphosphate | 
| CTP Phosphocholine Cytidylyltransferase use Choline-Phosphate Cytidylyltransferase | 
| CX3C Chemokines use Chemokines, CX3C | 
| CX3CL1 Chemokine use Chemokine CX3CL1 | 
| CXC Chemokine Receptor 1 use Receptors, Interleukin-8A | 
| CXC Chemokine Receptor 2 use Receptors, Interleukin-8B | 
| CXC Chemokine Receptor 3 use Receptors, CXCR3 | 
| CXC Chemokine Receptor 4 use Receptors, CXCR4 | 
| CXC Chemokine Receptor 5 use Receptors, CXCR5 | 
| CXC Chemokines use Chemokines, CXC | 
| CXCL1 Chemokine use Chemokine CXCL1 | 
| CXCL10 Chemokine use Chemokine CXCL10 | 
| CXCL11 Chemokine use Chemokine CXCL11 | 
| CXCL12 Chemokine use Chemokine CXCL12 | 
| CXCL13 Chemokine use Chemokine CXCL13 | 
| CXCL2 Chemokine use Chemokine CXCL2 | 
| CXCL4 Chemokine use Platelet Factor 4 | 
| CXCL5 Chemokine use Chemokine CXCL5 | 
| CXCL6 Chemokine use Chemokine CXCL6 | 
| CXCL8 Chemokine use Interleukin-8 | 
| CXCL9 Chemokine use Chemokine CXCL9 | 
| CXCR Receptors use Receptors, CXCR | 
| CXCR1 Receptors use Receptors, Interleukin-8A | 
| CXCR2 Protein use Receptors, Interleukin-8B | 
| CXCR2 Receptors use Receptors, Interleukin-8B | 
| CXCR3 Receptors use Receptors, CXCR3 | 
| CXCR4 Receptors use Receptors, CXCR4 | 
| CXCR5 Receptors use Receptors, CXCR5 | 
| CYP11A1 use Cholesterol Side-Chain Cleavage Enzyme | 
| CYP11B1 use Steroid 11-beta-Hydroxylase | 
| CYP11B2 use Aldosterone Synthase | 
| CYP17 use Steroid 17-alpha-Hydroxylase | 
| CYP19 use Aromatase | 
| CYP1A1 use Cytochrome P-450 CYP1A1 | 
| CYP1A2 use Cytochrome P-450 CYP1A2 | 
| CYP27B1 use 25-Hydroxyvitamin D3 1-alpha-Hydroxylase | 
| CYP2B1 use Cytochrome P-450 CYP2B1 | 
| CYP2D6 use Cytochrome P-450 CYP2D6 | 
| CYP2E1 use Cytochrome P-450 CYP2E1 | 
| CYP3A use Cytochrome P-450 CYP3A | 
| CYP7 use Cholesterol 7-alpha-Hydroxylase | 
| CYP7A use Cholesterol 7-alpha-Hydroxylase | 
| CYTED use Ibero-American Scientific and Technological Program for Development | 
| Ca(2+) Mg(2+)-ATPase | 
| Ca(2+)-Calmodulin-Dependent Protein Kinase use Calcium-Calmodulin-Dependent Protein Kinases | 
| Ca(2+)-Na(+) Exchanger use Sodium-Calcium Exchanger | 
| Ca(2+)-Transporting ATPase use Calcium-Transporting ATPases | 
| CaATP use Adenosine Triphosphate | 
| Cabbage use Brassica | 
| Cabbage, Skunk use Araceae | 
| Cacajao use Pitheciidae | 
| Cacao | 
| Cacao Butter | 
| Cacatuidae use Cockatoos | 
| Cache Valley virus use Bunyamwera virus | 
| Cachectin use Tumor Necrosis Factor-alpha | 
| Cachectin Receptors use Receptors, Tumor Necrosis Factor | 
| Cachexia | 
| Caco-2 Cells | 
| Cacodylic Acid | 
| Cactaceae | 
| Cactus use Cactaceae | 
| Cactus grandiflorus | 
| Cadaver | 
| Cadaverine | 
| Cade use Juniperus | 
| Cadherins | 
| Cadmium | 
| Cadmium Bromatum | 
| Cadmium Bromide use Cadmium Bromatum | 
| Cadmium Chloride | 
| Cadmium Compounds | 
| Cadmium Iodatum | 
| Cadmium Iodide use Cadmium Iodatum | 
| Cadmium Metallicum | 
| Cadmium Muriaticum | 
| Cadmium Oxide use Cadmium Oxydatum | 
| Cadmium Oxydatum | 
| Cadmium Poisoning | 
| Cadmium Radioisotopes | 
| Cadmium Sulfide use Cadmium Sulphuratum | 
| Cadmium Sulphuratum | 
| Cadmium Sulphuricum | 
| Caduceus use Emblems and Insignia | 
| Caecomyces use Neocallimasticales | 
| Caelifera use Orthoptera | 
| Caenorhabditis | 
| Caenorhabditis elegans | 
| Caenorhabditis elegans Proteins | 
| Caerulein | 
| Caerulein Receptors use Receptors, Cholecystokinin | 
| Caeruloplasmin use Ceruloplasmin | 
| Caesalpinia | 
| Caesium Formate use Formates | 
| Caesium Metallicum | 
| Cafe-au-Lait Spots | 
| Caffea use Coffea | 
| Caffeic Acids | 
| Caffeine | 
| Caffeinum use Coffeinum | 
| Caffey-De Toni-Silvermann Syndrome use Hyperostosis, Cortical, Congenital | 
| Cahinca racemosa | 
| Cahis Nosodes | 
| Caimans use Alligators and Crocodiles | 
| Caisson Disease use Decompression Sickness | 
| Cajanus | 
| Cajuput use Melaleuca | 
| Cajuputum | 
| Calabar use Physostigma venenosum | 
| Calabar Bean use Physostigma | 
| Caladium seguinum | 
| Calaguala | 
| Calamus | 
| Calamus Root use Acorus | 
| Calamus aromaticus | 
| Calanoida use Copepoda | 
| Calanolides use Pyranocoumarins | 
| Calathea use Marantaceae | 
| Calcaneal Spur use Heel Spur | 
| Calcaneus | 
| Calcarea Acetica | 
| Calcarea Arsenicosa | 
| Calcarea Bromata | 
| Calcarea Carbonica | 
| Calcarea Caustica | 
| Calcarea Chlorinata | 
| Calcarea Fluorica | 
| Calcarea Hypophosphorosa | 
| Calcarea Iodata | 
| Calcarea Lactica | 
| Calcarea Muriatica | 
| Calcarea Ovi Testae | 
| Calcarea Oxalica | 
| Calcarea Phosphorica | 
| Calcarea Picrica | 
| Calcarea Silicata | 
| Calcarea Sulphurica | 
| Calcareous Soils | 
| Calceolaria use Scrophulariaceae | 
| Calcidiol 1-Monooxygenase use 25-Hydroxyvitamin D3 1-alpha-Hydroxylase | 
| Calcifediol | 
| Calciferols use Ergocalciferols | 
| Calcification of Posterior Longitudinal Ligament use Ossification of Posterior Longitudinal Ligament | 
| Calcification, Pathologic use Calcinosis | 
| Calcification, Physiologic | 
| Calcification, Tooth use Tooth Calcification | 
| Calcii Phosphas Praecipitatus use Calcarea Phosphorica | 
| Calcimedin 35 alpha use Annexin A3 | 
| Calcimedin 67-kDa use Annexin A6 | 
| Calcimedins use Annexins | 
| Calcimycin | 
| Calcineurin | 
| Calcineurin A use Calcineurin | 
| Calcineurin B use Calcineurin | 
| Calcinosis | 
| Calciphylaxis | 
| Calcitonin | 
| Calcitonin Gene-Related Peptide | 
| Calcitonin Gene-Related Peptide Receptors use Receptors, Calcitonin Gene-Related Peptide | 
| Calcitonin Receptors use Receptors, Calcitonin | 
| Calcitriol | 
| Calcitriol Receptors use Receptors, Calcitriol | 
| Calcium | 
| Calcium ATPase use Calcium-Transporting ATPases | 
| Calcium Aceticum use Calcarea Acetica | 
| Calcium Adenosinetriphosphatase use Calcium-Transporting ATPases | 
| Calcium Antagonists, Exogenous use Calcium Channel Blockers | 
| Calcium Arsenicosum use Calcarea Arsenicosa | 
| Calcium Blockaders, Exogenous use Calcium Channel Blockers | 
| Calcium Bromatum use Calcarea Bromata | 
| Calcium Carbimide use Cyanamide | 
| Calcium Carbonate | 
| Calcium Causticum use Calcarea Caustica | 
| Calcium Channel Activators use Calcium Channel Agonists | 
| Calcium Channel Agonists | 
| Calcium Channel Agonists, Exogenous use Calcium Channel Agonists | 
| Calcium Channel Blockers | 
| Calcium Channels | 
| Calcium Channels, L-Type | 
| Calcium Channels, N-Type | 
| Calcium Channels, P-Type | 
| Calcium Channels, Q-Type | 
| Calcium Channels, R-Type | 
| Calcium Channels, T-Type | 
| Calcium Chloride | 
| Calcium Citrate | 
| Calcium Compounds | 
| Calcium Cyanamide use Cyanamide | 
| Calcium Deficiency | 
| Calcium Diphosphate use Calcium Pyrophosphate | 
| Calcium Dobesilate | 
| Calcium Fluoricum use Calcarea Fluorica | 
| Calcium Fluoride | 
| Calcium Fluorsilicicum use Lapis Albus | 
| Calcium Gluconate | 
| Calcium Hydroxide | 
| Calcium Hydroxyapatite use Durapatite | 
| Calcium Hypochlorite | 
| Calcium Inhibitors, Exogenous use Calcium Channel Blockers | 
| Calcium Iodatum use Calcarea Iodata | 
| Calcium Iodide use Calcarea Iodata | 
| Calcium Isotopes | 
| Calcium Lacticum use Calcarea Lactica | 
| Calcium Leucovorin use Leucovorin | 
| Calcium Magnesium ATPase use Ca(2+) Mg(2+)-ATPase | 
| Calcium Magnesium Adenosinetriphosphatase use Ca(2+) Mg(2+)-ATPase | 
| Calcium Metabolism Disorders | 
| Calcium Muriaticum use Calcarea Muriatica | 
| Calcium Oscillations use Calcium Signaling | 
| Calcium Oxalate | 
| Calcium Oxalicum use Calcarea Oxalica | 
| Calcium Phosphates | 
| Calcium Phospholipid-Dependent Protein Kinase use Protein Kinase C | 
| Calcium Picrate use Calcarea Picrica | 
| Calcium Picricum use Calcarea Picrica | 
| Calcium Pyrophosphate | 
| Calcium Pyrophosphate Dihydrate Deposition use Chondrocalcinosis | 
| Calcium Radioisotopes | 
| Calcium Signaling | 
| Calcium Silicate use Calcarea Silicata | 
| Calcium Silicicum use Calcarea Silicata | 
| Calcium Sulfate | 
| Calcium Sulfuricum use Calcarea Sulphurica | 
| Calcium Waves use Calcium Signaling | 
| Calcium hypophosphorosum use Calcarea Hypophosphorosa | 
| Calcium oxide | 
| Calcium, Dietary | 
| Calcium-Activated Neutral Protease use Calpain | 
| Calcium-Activated Phospholipid-Dependent Kinase use Protein Kinase C | 
| Calcium-Activated Potassium Channels use Potassium Channels, Calcium-Activated | 
| Calcium-Binding Protein, Vitamin D-Dependent | 
| Calcium-Binding Protein, Vitamin K-Dependent use Osteocalcin | 
| Calcium-Binding Proteins | 
| Calcium-Calmodulin-Dependent Kinase Kinase use Calcium-Calmodulin-Dependent Protein Kinase Kinase | 
| Calcium-Calmodulin-Dependent Protein Kinase Kinase | 
| Calcium-Calmodulin-Dependent Protein Kinase Type 1 | 
| Calcium-Calmodulin-Dependent Protein Kinase Type 2 | 
| Calcium-Calmodulin-Dependent Protein Kinase Type 3 use Elongation Factor 2 Kinase | 
| Calcium-Calmodulin-Dependent Protein Kinase Type 4 | 
| Calcium-Calmodulin-Dependent Protein Kinases | 
| Calcium-Dependent Activator Protein use Calmodulin | 
| Calcium-Dependent Neutral Proteinase use Calpain | 
| Calcium-Dependent Regulator use Calmodulin | 
| Calcium-Ryanodine Receptor Complex use Ryanodine Receptor Calcium Release Channel | 
| Calcium-Sensing Receptor use Receptors, Calcium-Sensing | 
| Calcium-Sodium Carrier use Sodium-Calcium Exchanger | 
| Calcium-Sodium Exchanger use Sodium-Calcium Exchanger | 
| Calcium-Transporting ATPases | 
| Calcium-Transporting ATPases, Sarcoplasmic Reticulum use Sarcoplasmic Reticulum Calcium-Transporting ATPases | 
| Calculators, Programmable use Computers | 
| Calculi | 
| Calculi, Salivary use Salivary Calculi | 
| Calculosis use Lithiasis | 
| Calculus Renalis | 
| Caldesmon use Calmodulin-Binding Proteins | 
| Calelectrin 32-kDa use Annexin A4 | 
| Calelectrin 67-kDa use Annexin A6 | 
| Calelectrins use Annexins | 
| Calendula | 
| Calendula officinalis use Calendula | 
| Calendula officinalis (Homeopathy) | 
| Calgranulin A | 
| Calgranulin B | 
| Calibration | 
| Caliciviridae | 
| Caliciviridae Infections | 
| Calicivirus Infections use Caliciviridae Infections | 
| Calicivirus, Feline | 
| California | 
| California Bay Laurel use Umbellularia | 
| California Sea Lion use Sea Lions | 
| California Viral Encephalitis use Encephalitis, California | 
| California encephalitis virus use Encephalitis Virus, California | 
| Californium | 
| Calisthenics use Gymnastics | 
| Calixarene use Calixarenes | 
| Calixarenes | 
| Calla Plant | 
| Callerya use Fabaceae | 
| Calliandra houstoni | 
| Callicarpa | 
| Callicebinae use Pitheciidae | 
| Callilepis | 
| Callimico | 
| Callinectes sapidus use Brachyura | 
| Callisto use Jupiter | 
| Callithrix | 
| Callithrix jacchus use Callithrix | 
| Callitrichinae | 
| Callorhinus use Fur Seals | 
| Callosities | 
| Callotasis use Osteogenesis, Distraction | 
| Calluna | 
| Callus use Bony Callus | 
| Callyspongia | 
| Calmette Guerin Bacillus Vaccine use BCG Vaccine | 
| Calmette-Guerin Bacillus use Mycobacterium bovis | 
| Calmodulin | 
| Calmodulin-Binding Proteins | 
| Calmodulin-Dependent Protein Kinase III use Elongation Factor 2 Kinase | 
| Calmodulin-Dependent Protein Kinase IV use Calcium-Calmodulin-Dependent Protein Kinase Type 4 | 
| Calmodulin-Dependent Protein Kinases use Calcium-Calmodulin-Dependent Protein Kinases | 
| Calnexin | 
| Calocedrus use Cupressaceae | 
| Calomel use Mercurius Dulcis | 
| Calophyllum | 
| Caloric Intake use Energy Intake | 
| Caloric Malnutrition use Energy Malnutrition | 
| Caloric Restriction | 
| Caloric Tests | 
| Calorific Capacity use Calorific Power | 
| Calorific Power | 
| Calorimetry | 
| Calorimetry, Differential Scanning | 
| Calorimetry, Indirect | 
| Calorimetry, Respiration use Calorimetry, Indirect | 
| Calotropis | 
| Calotropis gigantea | 
| Calovo virus use Bunyamwera virus | 
| Calpactin I use Annexin A2 | 
| Calpactin II use Annexin A1 | 
| Calpactins use Annexins | 
| Calpain | 
| Calphobindin II use Annexin A6 | 
| Calreticulin | 
| Calsequestrin | 
| Calspectin use Calmodulin-Binding Proteins | 
| Caltha alba use Caltha palustris | 
| Caltha officinalis use Calendula officinalis (Homeopathy) | 
| Caltha palustris | 
| Calvaria use Skull | 
| Calvin Cycle use Photosynthesis | 
| Calvin-Benson Cycle use Photosynthesis | 
| Calvin-Benson-Bassham Cycle use Photosynthesis | 
| Calycanthaceae | 
| Calymmatobacterium | 
| Calymmatobacterium granulomatis use Calymmatobacterium | 
| Calystegia | 
| Camallanina | 
| Camas use Camassia | 
| Camas, Death use Zigadenus | 
| Camassia | 
| Cambendazole | 
| Cambodia | 
| Camelids, New World | 
| Camellia | 
| Camellia sinensis | 
| Camels | 
| Cameroon | 
| Camomile, German use Matricaria | 
| Camomile, Roman use Chamaemelum | 
| Camomile, Scentless use Tripleurospermum | 
| Camomile, Stinking use Anthemis | 
| Campanula use Campanulaceae | 
| Campanulaceae | 
| Camphanes use Bornanes | 
| Camphor | 
| Camphor 5-Monooxygenase | 
| Camphor Laurel use Cinnamomum camphora | 
| Camphor Tree use Cinnamomum camphora | 
| Camphora | 
| Camphora Bromata | 
| Camphora monobromata use Camphora Bromata | 
| Camphora petroselini use Apiolum | 
| Camphoricum Acidum | 
| Campimetry use Perimetry | 
| Camping | 
| Camptotheca | 
| Camptothecin | 
| Campylobacter | 
| Campylobacter Infections | 
| Campylobacter coli | 
| Campylobacter fetus | 
| Campylobacter hyointestinalis | 
| Campylobacter jejuni | 
| Campylobacter lari | 
| Campylobacter pylori use Helicobacter pylori | 
| Campylobacter rectus | 
| Campylobacter sputorum | 
| Campylobacter upsaliensis | 
| Camurati-Engelmann Syndrome | 
| Canada | 
| Canada Snakeroot use Asarum | 
| Canadian International Development Agency | 
| Canaigre use Rumex | 
| Canals | 
| Cananga | 
| Canaries | 
| Canarygrass use Phalaris | 
| Canarypox virus | 
| Canavalia | 
| Canavan Disease | 
| Canavan-van Bogaert-Bertrand Disease use Canavan Disease | 
| Canavanine | 
| Cancellation of Functioning Authorization | 
| Cancellation of Products Registration | 
| Cancer use Neoplasms | 
| Cancer Care Facilities | 
| Cancer Care Units use Oncology Service, Hospital | 
| Cancer Chemotherapy Protocols use Antineoplastic Combined Chemotherapy Protocols | 
| Cancer Chemotherapy, Regional Perfusion use Chemotherapy, Cancer, Regional Perfusion | 
| Cancer Drug Tests use Drug Screening Assays, Antitumor | 
| Cancer Genes use Genes, Neoplasm | 
| Cancer Staging use Neoplasm Staging | 
| Cancer Stem Cells use Neoplastic Stem Cells | 
| Cancer Suppressor Genes use Genes, Tumor Suppressor | 
| Cancer Syndromes, Hereditary use Neoplastic Syndromes, Hereditary | 
| Cancer Treatment Protocols use Antineoplastic Protocols | 
| Cancer Vaccines | 
| Cancer fluviatilis use Astacus fluviatilis | 
| Cancer of Adrenal Cortex use Adrenal Cortex Neoplasms | 
| Cancer of Anus use Anus Neoplasms | 
| Cancer of Appendix use Appendiceal Neoplasms | 
| Cancer of Bile Duct use Bile Duct Neoplasms | 
| Cancer of Biliary Tract use Biliary Tract Neoplasms | 
| Cancer of Bladder use Urinary Bladder Neoplasms | 
| Cancer of Bone use Bone Neoplasms | 
| Cancer of Brain use Brain Neoplasms | 
| Cancer of Breast use Breast Neoplasms | 
| Cancer of Cecum use Cecal Neoplasms | 
| Cancer of Colon use Colonic Neoplasms | 
| Cancer of Digestive System use Digestive System Neoplasms | 
| Cancer of Ear use Ear Neoplasms | 
| Cancer of Endocrine Gland use Endocrine Gland Neoplasms | 
| Cancer of Endometrium use Endometrial Neoplasms | 
| Cancer of Esophagus use Esophageal Neoplasms | 
| Cancer of Eye use Eye Neoplasms | 
| Cancer of Gallbladder use Gallbladder Neoplasms | 
| Cancer of Head and Neck use Head and Neck Neoplasms | 
| Cancer of Intestines use Intestinal Neoplasms | 
| Cancer of Jaw use Jaw Neoplasms | 
| Cancer of Kidney use Kidney Neoplasms | 
| Cancer of Larynx use Laryngeal Neoplasms | 
| Cancer of Lip use Lip Neoplasms | 
| Cancer of Liver use Liver Neoplasms | 
| Cancer of Lung use Lung Neoplasms | 
| Cancer of Mediastinum use Mediastinal Neoplasms | 
| Cancer of Mouth use Mouth Neoplasms | 
| Cancer of Muscle use Muscle Neoplasms | 
| Cancer of Nasopharynx use Nasopharyngeal Neoplasms | 
| Cancer of Nose use Nose Neoplasms | 
| Cancer of Oropharnyx use Oropharyngeal Neoplasms | 
| Cancer of Ovary use Ovarian Neoplasms | 
| Cancer of Pancreas use Pancreatic Neoplasms | 
| Cancer of Parathyroid use Parathyroid Neoplasms | 
| Cancer of Parotid use Parotid Neoplasms | 
| Cancer of Pelvis use Pelvic Neoplasms | 
| Cancer of Penis use Penile Neoplasms | 
| Cancer of Pharynx use Pharyngeal Neoplasms | 
| Cancer of Prostate use Prostatic Neoplasms | 
| Cancer of Rectum use Rectal Neoplasms | 
| Cancer of Salivary Gland use Salivary Gland Neoplasms | 
| Cancer of Sigmoid use Sigmoid Neoplasms | 
| Cancer of Skin use Skin Neoplasms | 
| Cancer of Spleen use Splenic Neoplasms | 
| Cancer of Stomach use Stomach Neoplasms | 
| Cancer of Testis use Testicular Neoplasms | 
| Cancer of Thymus use Thymus Neoplasms | 
| Cancer of Thyroid use Thyroid Neoplasms | 
| Cancer of Tongue use Tongue Neoplasms | 
| Cancer of Tonsil use Tonsillar Neoplasms | 
| Cancer of Ureter use Ureteral Neoplasms | 
| Cancer of Urethra use Urethral Neoplasms | 
| Cancer of Urinary Tract use Urologic Neoplasms | 
| Cancer of Uterus use Uterine Neoplasms | 
| Cancer of Vagina use Vaginal Neoplasms | 
| Cancer of Vulva use Vulvar Neoplasms | 
| Cancer, Supratentorial use Supratentorial Neoplasms | 
| Cancer-Associated Carbohydrate Antigens use Antigens, Tumor-Associated, Carbohydrate | 
| Cancerinism | 
| Cancerinum use Carcinosinum | 
| Canchalagua | 
| Cancrum Oris use Noma | 
| Candicidin | 
| Candida | 
| Candida albicans | 
| Candida glabrata | 
| Candida tropicalis | 
| Candida utilis use Candida | 
| Candidiasis | 
| Candidiasis, Chronic Mucocutaneous | 
| Candidiasis, Cutaneous | 
| Candidiasis, Oral | 
| Candidiasis, Vulvovaginal | 
| Candies | 
| Candy | 
| Canes | 
| Canid herpesvirus 1 use Herpesvirus 1, Canid | 
| Canidae | 
| Canine Adenoviruses use Adenoviruses, Canine | 
| Canine Distemper use Distemper | 
| Canine Guidance use Dental Occlusion | 
| Canine Herpesvirus 1 use Herpesvirus 1, Canid | 
| Canine Hip Dysplasia use Hip Dysplasia, Canine | 
| Canine Tooth use Cuspid | 
| Canine Tracheobronchitis Virus use Herpesvirus 1, Canid | 
| Canine coronavirus use Coronavirus, Canine | 
| Canine distemper virus use Distemper Virus, Canine | 
| Canine minute virus use Bocavirus | 
| Canine oral papillomavirus use Lambdapapillomavirus | 
| Canine parvovirus use Parvovirus, Canine | 
| Canis familiaris use Dogs | 
| Canis latrans use Coyotes | 
| Canis lupus use Wolves | 
| Canis rufus use Wolves | 
| Canis simensis use Wolves | 
| Canker Sore use Stomatitis, Aphthous | 
| Canna angustifolia | 
| Canna glauca use Canna angustifolia | 
| Cannabaceae | 
| Cannabidiol | 
| Cannabinoid Receptor use Receptors, Cannabinoid | 
| Cannabinoid Receptor CB1 use Receptor, Cannabinoid, CB1 | 
| Cannabinoid Receptor CB2 use Receptor, Cannabinoid, CB2 | 
| Cannabinoid Receptors use Receptors, Cannabinoid | 
| Cannabinoids | 
| Cannabinoids, Endogenous use Endocannabinoids | 
| Cannabinol | 
| Cannabis | 
| Cannabis Abuse use Marijuana Abuse | 
| Cannabis Dependence use Marijuana Abuse | 
| Cannabis Smoking use Marijuana Smoking | 
| Cannabis chinensis use Cannabis sativa | 
| Cannabis indica | 
| Cannabis sativa | 
| Cannabis sativa indica use Cannabis indica | 
| Cannabis-Related Disorder use Marijuana Abuse | 
| Canned Heart Palms | 
| Canned Hearts of Palm use Canned Heart Palms | 
| Cannery | 
| Cannibalism | 
| Cannulation use Catheterization | 
| Canrenoate Potassium | 
| Canrenoic Acid use Canrenoate Potassium | 
| Canrenone | 
| Cantaloupes use Cucumis melo | 
| Cantharides use Cantharidin | 
| Cantharidin | 
| Cantharidinum | 
| Cantharis vesicatoria | 
| Canthaxanthin | 
| Cap-Binding Protein Complex, Nuclear use Nuclear Cap-Binding Protein Complex | 
| CapZ Actin Capping Protein | 
| CapZ Protein use CapZ Actin Capping Protein | 
| Capacitance, Electrical use Electric Capacitance | 
| Cape Verde use Africa, Western | 
| Caper use Capparis | 
| Caperea use Whales | 
| Capers use Capparis | 
| Capgras Syndrome | 
| Capillaria | 
| Capillaria hepatica use Capillaria | 
| Capillaries | 
| Capillaries, Lymphatic use Lymphatic Vessels | 
| Capillarity | 
| Capillaroscopy use Microscopic Angioscopy | 
| Capillary Electrochromatography | 
| Capillary Endothelium use Endothelium, Vascular | 
| Capillary Fragility | 
| Capillary Leak Syndrome | 
| Capillary Permeability | 
| Capillary Resistance | 
| Capillovirus use Flexiviridae | 
| Capital Expenditures | 
| Capital Financing | 
| Capital Funds use Capital Financing | 
| Capital Punishment | 
| Capitalism | 
| Capitate Bone | 
| Capitation Fee | 
| Caplan's Syndrome | 
| Capnocytophaga | 
| Capnography | 
| Capparaceae | 
| Capparis | 
| Capparis coriaccea | 
| Capping, Immunologic use Immunologic Capping | 
| Capping, Receptor use Receptor Aggregation | 
| Cappuccino | 
| Capra use Goats | 
| Capreomycin use Capreomycin Sulfate | 
| Capreomycin Sulfate | 
| Capric Acids use Decanoic Acids | 
| Caprifoliaceae | 
| Caprine arthritis-Encephalitis virus use Arthritis-Encephalitis Virus, Caprine | 
| Caprine herpesvirus 1 use Varicellovirus | 
| Capripoxvirus | 
| Caproates | 
| Caprolactam | 
| Caprylates | 
| Capsaicin | 
| Capsella | 
| Capsella bursa pastoris use Thlaspi bursa pastoris | 
| Capsicum | 
| Capsicum annuum | 
| Capsicum cordiforme use Capsicum annuum | 
| Capsid | 
| Capsid Proteins | 
| Capsule Endoscopes | 
| Capsule Endoscopy | 
| Capsules | 
| Capsulitis, Adhesive use Bursitis | 
| Capsulorhexis | 
| Captan | 
| Captopril | 
| Capuccino use Cappuccino | 
| Capuchino use Cappuccino | 
| Capybaras use Rodentia | 
| Car Phone use Cellular Phone | 
| Car Seats use Infant Equipment | 
| Caragana | 
| Caramel Candies use Candies | 
| Carassius Auratus use Goldfish | 
| Carassius carassius use Carps | 
| Caraway use Carum | 
| Carbachol | 
| Carbadox | 
| Carbamates | 
| Carbamazepine | 
| Carbamazine use Diethylcarbamazine | 
| Carbamidum use Urea Nitrica | 
| Carbamoyl Phosphate Synthetase I use Carbamoyl-Phosphate Synthase (Ammonia) | 
| Carbamoyl-Phosphate Synthase (Ammonia) | 
| Carbamoyl-Phosphate Synthase (Glutamine-Hydrolyzing) | 
| Carbamoyl-Phosphate Synthase I Deficiency Disease | 
| Carbamoylaspartic Dehydrase use Dihydroorotase | 
| Carbamyl Phosphate | 
| Carbamyl Phosphate Synthase (Glutamine) use Carbamoyl-Phosphate Synthase (Glutamine-Hydrolyzing) | 
| Carbamyl-Phosphate Synthetase I Deficiency Disease use Carbamoyl-Phosphate Synthase I Deficiency Disease | 
| Carbamylcholine use Carbachol | 
| Carbamylurea use Biuret | 
| Carbanilides | 
| Carbapenems | 
| Carbaryl | 
| Carbasugars | 
| Carbazilquinone | 
| Carbazoles | 
| Carbenia benedicta use Carduus benedictus | 
| Carbenicillin | 
| Carbenicillin Phenyl Sodium use Carfecillin | 
| Carbenoxalone use Carbenoxolone | 
| Carbenoxolone | 
| Carbethoxydicoumarol use Ethyl Biscoumacetate | 
| Carbidopa | 
| Carbimazole | 
| Carbo Animalis | 
| Carbo Ligni use Carbo Vegetabilis | 
| Carbo Vegetabilis | 
| Carbocaine use Mepivacaine | 
| Carbochromen use Chromonar | 
| Carbocromen use Chromonar | 
| Carbocyanines | 
| Carbocyclic Acids use Acids, Carbocyclic | 
| Carbocysteine | 
| Carbodiimides | 
| Carbofuran | 
| Carbohydrate Antigens, Tumor-Associated use Antigens, Tumor-Associated, Carbohydrate | 
| Carbohydrate Conformation | 
| Carbohydrate Dehydrogenases | 
| Carbohydrate Epimerases | 
| Carbohydrate Isomerases use Carbohydrate Epimerases | 
| Carbohydrate Linkage use Carbohydrate Conformation | 
| Carbohydrate Metabolism | 
| Carbohydrate Metabolism, Inborn Errors | 
| Carbohydrate Oxidoreductases use Carbohydrate Dehydrogenases | 
| Carbohydrate Sequence | 
| Carbohydrate-Deficient Glycoprotein Syndrome | 
| Carbohydrates | 
| Carbohydrates, Dietary use Dietary Carbohydrates | 
| Carbolicum Acidum | 
| Carbolines | 
| Carbomonoxyhemoglobin use Carboxyhemoglobin | 
| Carbon | 
| Carbon 14 | 
| Carbon Black use Soot | 
| Carbon Compounds, Inorganic | 
| Carbon Cycle | 
| Carbon Dioxide | 
| Carbon Dioxide Lasers use Lasers, Gas | 
| Carbon Dioxide Partial Pressure Determination, Transcutaneous use Blood Gas Monitoring, Transcutaneous | 
| Carbon Dioxide Snow use Dry Ice | 
| Carbon Disulfide | 
| Carbon Fixation, Photosynthetic use Photosynthesis | 
| Carbon Gaseous Pollutants | 
| Carbon Isotopes | 
| Carbon Mineralization use Carbon Cycle | 
| Carbon Monoxide | 
| Carbon Monoxide Poisoning | 
| Carbon Nanotubes use Nanotubes, Carbon | 
| Carbon Radioisotopes | 
| Carbon Tetrachloride | 
| Carbon Tetrachloride Poisoning | 
| Carbon-Carbon Double Bond Isomerases | 
| Carbon-Carbon Ligases | 
| Carbon-Carbon Lyases | 
| Carbon-Nitrogen Ligases | 
| Carbon-Nitrogen Ligases with Glutamine as Amide-N-Donor | 
| Carbon-Nitrogen Lyases | 
| Carbon-Oxygen Ligases | 
| Carbon-Oxygen Lyases | 
| Carbon-Sulfur Ligases | 
| Carbon-Sulfur Lyases | 
| Carbonaceous Chondrites use Meteoroids | 
| Carbonate Dehydratase use Carbonic Anhydrases | 
| Carbonate Dehydratase Inhibitors use Carbonic Anhydrase Inhibitors | 
| Carbonated Beverages | 
| Carbonates | 
| Carboneum | 
| Carboneum Chloratum | 
| Carboneum Hydrogenisatum | 
| Carboneum Oxygenatum use Carboneum Oxygenisatum | 
| Carboneum Oxygenisatum | 
| Carboneum Sulphuratum | 
| Carboneum tetrachloricum use Carboneum Chloratum | 
| Carboneum tetramuriaticum use Carboneum Chloratum | 
| Carbonic Acid | 
| Carbonic Anhydrase use Carbonic Anhydrases | 
| Carbonic Anhydrase I | 
| Carbonic Anhydrase II | 
| Carbonic Anhydrase III | 
| Carbonic Anhydrase IV | 
| Carbonic Anhydrase Inhibitors | 
| Carbonic Anhydrase V | 
| Carbonic Anhydrases | 
| Carbonic Anhydride use Carbon Dioxide | 
| Carbonyl Cyanide m-Chlorophenyl Hydrazone | 
| Carbonyl Cyanide meta-Chlorophenyl Hydrazone use Carbonyl Cyanide m-Chlorophenyl Hydrazone | 
| Carbonyl Cyanide p-Trifluoromethoxyphenylhydrazone | 
| Carbonyl Cyanide para-Trifluoromethoxyphenylhydrazone use Carbonyl Cyanide p-Trifluoromethoxyphenylhydrazone | 
| Carbonylation, Protein use Protein Carbonylation | 
| Carboplatin | 
| Carboprost | 
| Carboquinone use Carbazilquinone | 
| Carboquone use Carbazilquinone | 
| Carboxin | 
| Carboxy-Lyases | 
| Carboxybenzyl Penicillin use Carbenicillin | 
| Carboxycellulose use Cellulose, Oxidized | 
| Carboxydismutase use Ribulose-Bisphosphate Carboxylase | 
| Carboxyhemoglobin | 
| Carboxyl (Acid) Proteinases use Aspartic Endopeptidases | 
| Carboxyl and Carbamoyl Transferases | 
| Carboxylase Deficiency, Multiple use Multiple Carboxylase Deficiency | 
| Carboxylase Deficiency, Multiple, Late-Onset use Biotinidase Deficiency | 
| Carboxylase Deficiency, Multiple, Neonatal Form use Holocarboxylase Synthetase Deficiency | 
| Carboxylesterase | 
| Carboxylesterases use Carboxylic Ester Hydrolases | 
| Carboxylic Acids | 
| Carboxylic Ester Hydrolases | 
| Carboxymethyl Cellulose use Carboxymethylcellulose | 
| Carboxymethylcellulose | 
| Carboxymethylcysteine use Carbocysteine | 
| Carboxypeptidase A use Carboxypeptidases A | 
| Carboxypeptidase B | 
| Carboxypeptidase C | 
| Carboxypeptidase E use Carboxypeptidase H | 
| Carboxypeptidase H | 
| Carboxypeptidase N use Lysine Carboxypeptidase | 
| Carboxypeptidase Transpeptidase use Muramoylpentapeptide Carboxypeptidase | 
| Carboxypeptidase U | 
| Carboxypeptidase Y use Carboxypeptidase C | 
| Carboxypeptidases | 
| Carboxypeptidases A | 
| Carbuncle | 
| Carbutamide | 
| Carcinoembryonic Antigen | 
| Carcinogen Markers use Tumor Markers, Biological | 
| Carcinogenic Dangers | 
| Carcinogenic Substances, Products and Materials | 
| Carcinogenicity Tests | 
| Carcinogens | 
| Carcinogens, Environmental | 
| Carcinoid use Carcinoid Tumor | 
| Carcinoid Heart Disease | 
| Carcinoid Tumor | 
| Carcinoid, Goblet Cell use Carcinoid Tumor | 
| Carcinoma | 
| Carcinoma 256, Walker | 
| Carcinoma in Situ | 
| Carcinoma, Acinar Cell | 
| Carcinoma, Adenoid Cystic | 
| Carcinoma, Adenosquamous | 
| Carcinoma, Adrenal Cortical use Adrenocortical Carcinoma | 
| Carcinoma, Alveolar use Adenocarcinoma, Bronchiolo-Alveolar | 
| Carcinoma, Anaplastic use Carcinoma | 
| Carcinoma, Basal Cell | 
| Carcinoma, Basal Cell, Pigmented use Carcinoma, Basal Cell | 
| Carcinoma, Basosquamous | 
| Carcinoma, Bronchial use Carcinoma, Bronchogenic | 
| Carcinoma, Bronchiolar use Adenocarcinoma, Bronchiolo-Alveolar | 
| Carcinoma, Bronchiolo-Alveolar use Adenocarcinoma, Bronchiolo-Alveolar | 
| Carcinoma, Bronchogenic | 
| Carcinoma, Brown-Pearce | 
| Carcinoma, Colloid use Adenocarcinoma, Mucinous | 
| Carcinoma, Cribriform use Adenocarcinoma | 
| Carcinoma, Ductal | 
| Carcinoma, Ductal, Breast | 
| Carcinoma, Ehrlich Tumor | 
| Carcinoma, Embryonal | 
| Carcinoma, Endometrioid | 
| Carcinoma, Epidermoid use Carcinoma, Squamous Cell | 
| Carcinoma, Giant Cell | 
| Carcinoma, Granular Cell use Adenocarcinoma | 
| Carcinoma, Hepatocellular | 
| Carcinoma, Hypernephroid use Carcinoma, Renal Cell | 
| Carcinoma, Infiltrating Duct use Carcinoma, Ductal, Breast | 
| Carcinoma, Intraductal use Carcinoma, Intraductal, Noninfiltrating | 
| Carcinoma, Intraductal, Noninfiltrating | 
| Carcinoma, Intraepithelial use Carcinoma in Situ | 
| Carcinoma, Islet Cell | 
| Carcinoma, Krebs 2 | 
| Carcinoma, Large Cell | 
| Carcinoma, Lewis Lung | 
| Carcinoma, Lobular | 
| Carcinoma, Medullary | 
| Carcinoma, Merkel Cell | 
| Carcinoma, Mucinous use Adenocarcinoma, Mucinous | 
| Carcinoma, Mucoepidermoid | 
| Carcinoma, Neuroendocrine | 
| Carcinoma, Non-Small-Cell Lung | 
| Carcinoma, Oat Cell use Carcinoma, Small Cell | 
| Carcinoma, Ovine Pulmonary use Pulmonary Adenomatosis, Ovine | 
| Carcinoma, Pancreatic Ductal | 
| Carcinoma, Papillary | 
| Carcinoma, Papillary, Follicular | 
| Carcinoma, Planocellular use Carcinoma, Squamous Cell | 
| Carcinoma, Preinvasive use Carcinoma in Situ | 
| Carcinoma, Renal Cell | 
| Carcinoma, Reserve Cell use Carcinoma, Small Cell | 
| Carcinoma, Round Cell use Carcinoma, Small Cell | 
| Carcinoma, Scirrhous use Adenocarcinoma, Scirrhous | 
| Carcinoma, Signet Ring Cell | 
| Carcinoma, Skin Appendage | 
| Carcinoma, Small Cell | 
| Carcinoma, Small Cell Lung use Carcinoma, Small Cell | 
| Carcinoma, Spindle-Cell use Carcinoma | 
| Carcinoma, Squamous use Carcinoma, Squamous Cell | 
| Carcinoma, Squamous Cell | 
| Carcinoma, Thymic use Thymoma | 
| Carcinoma, Transitional Cell | 
| Carcinoma, Tubular use Adenocarcinoma | 
| Carcinoma, Undifferentiated use Carcinoma | 
| Carcinoma, Verrucous | 
| Carcinomatosis use Carcinoma | 
| Carcinosarcoma | 
| Carcinosarcoma 256, Walker use Carcinoma 256, Walker | 
| Carcinosinum | 
| Carcinus maenas use Brachyura | 
| Cardamine | 
| Cardamine amara use Cardamine pratensis | 
| Cardamine pratensis | 
| Cardamom use Elettaria | 
| Cardamon use Elettaria | 
| Cardanolides | 
| Cardenolides | 
| Cardia | 
| Cardiac Arrest use Heart Arrest | 
| Cardiac Arrest, Induced use Heart Arrest, Induced | 
| Cardiac Care Facilities | 
| Cardiac Complexes, Premature | 
| Cardiac Depressants use Anti-Arrhythmia Agents | 
| Cardiac Electrophysiologic Techniques use Electrophysiologic Techniques, Cardiac | 
| Cardiac Electrophysiology | 
| Cardiac Electroversion use Electric Countershock | 
| Cardiac Failure use Heart Failure | 
| Cardiac Glands use Gastric Mucosa | 
| Cardiac Glycosides | 
| Cardiac Hypertrophy use Cardiomegaly | 
| Cardiac Life Support, Advanced use Advanced Cardiac Life Support | 
| Cardiac Myosins | 
| Cardiac Neurosis use Neurocirculatory Asthenia | 
| Cardiac Output | 
| Cardiac Output, High | 
| Cardiac Output, Low | 
| Cardiac Pacemaker, Artificial use Pacemaker, Artificial | 
| Cardiac Pacing, Artificial | 
| Cardiac Remodeling, Ventricular use Ventricular Remodeling | 
| Cardiac Rupture use Heart Rupture | 
| Cardiac Rupture, Traumatic use Heart Injuries | 
| Cardiac Sinus Arrest use Sinus Arrest, Cardiac | 
| Cardiac Stimulants use Cardiotonic Agents | 
| Cardiac Sudden Death use Death, Sudden, Cardiac | 
| Cardiac Surgery use Thoracic Surgery | 
| Cardiac Surgical Procedures | 
| Cardiac Syndrome X use Microvascular Angina | 
| Cardiac Tamponade | 
| Cardiac Transplantation use Heart Transplantation | 
| Cardiac Volume | 
| Cardiidae | 
| Cardiobacteriaceae | 
| Cardiobacterium | 
| Cardiography, Impedance | 
| Cardiolipin use Cardiolipins | 
| Cardiolipins | 
| Cardiology | 
| Cardiology Service, Hospital | 
| Cardiomegaly | 
| Cardiomyocytes use Myocytes, Cardiac | 
| Cardiomyopathies | 
| Cardiomyopathy, Alcoholic | 
| Cardiomyopathy, Chagas use Chagas Cardiomyopathy | 
| Cardiomyopathy, Congestive use Cardiomyopathy, Dilated | 
| Cardiomyopathy, Dilated | 
| Cardiomyopathy, Hypertrophic | 
| Cardiomyopathy, Hypertrophic Obstructive use Cardiomyopathy, Hypertrophic | 
| Cardiomyopathy, Hypertrophic, Familial | 
| Cardiomyopathy, Restrictive | 
| Cardiomyoplasty | 
| Cardiomyoplasty, Dynamic use Cardiomyoplasty | 
| Cardioplegia use Heart Arrest, Induced | 
| Cardioplegic Solutions | 
| Cardioprotective Agents use Cardiotonic Agents | 
| Cardiopulmonary Arrest use Heart Arrest | 
| Cardiopulmonary Bypass | 
| Cardiopulmonary Resuscitation | 
| Cardiospasm use Esophageal Achalasia | 
| Cardiospermum use Sapindaceae | 
| Cardiotocography | 
| Cardiotonic Agents | 
| Cardiotonic Steroids use Cardiac Glycosides | 
| Cardiotoxic Agents use Cardiotoxins | 
| Cardiotoxins | 
| Cardiovascular Abnormalities | 
| Cardiovascular Agents | 
| Cardiovascular Deconditioning | 
| Cardiovascular Disease (Specialty) use Cardiology | 
| Cardiovascular Diseases | 
| Cardiovascular Infections | 
| Cardiovascular Physiologic Phenomena | 
| Cardiovascular Physiologic Processes | 
| Cardiovascular Physiology | 
| Cardiovascular Surgical Procedures | 
| Cardiovascular Syphilis use Syphilis, Cardiovascular | 
| Cardiovascular System | 
| Cardiovascular Tuberculosis use Tuberculosis, Cardiovascular | 
| Cardioversion use Electric Countershock | 
| Cardioverter-Defibrillators, Implantable use Defibrillators, Implantable | 
| Cardiovirus | 
| Cardiovirus Infections | 
| Carditis use Myocarditis | 
| Cardo-santo use Cnicus | 
| Cardoon use Cynara | 
| Carduus | 
| Carduus benedictus | 
| Carduus marianus use Milk Thistle | 
| Carduus marianus (Homeopathy) | 
| Care, Postoperative use Postoperative Care | 
| Career Choice | 
| Career Counseling use Vocational Guidance | 
| Career Ladders use Career Mobility | 
| Career Mobility | 
| Caregivers | 
| Carex Plant | 
| Carfecillin | 
| Caribbean Epidemiology Center use Caribbean Epidemiology Centre | 
| Caribbean Epidemiology Centre | 
| Caribbean Food and Nutrition Institute | 
| Caribbean Islands use West Indies | 
| Caribbean Manatee use Trichechus manatus | 
| Caribbean Region | 
| Caribou use Reindeer | 
| Carica | 
| Caricaceae | 
| Caricatures | 
| Caricatures as Topic | 
| Caries, Cervical use Root Caries | 
| Caries, Dental use Dental Caries | 
| Caries, Root use Root Caries | 
| Caring use Empathy | 
| Cariogenic Agents | 
| Cariostatic Agents | 
| Carisoprodate use Carisoprodol | 
| Carisoprodol | 
| Carissa use Apocynaceae | 
| Carissa schimperi | 
| Carlavirus | 
| Carlsbad Aqua | 
| Carmine | 
| Carminomycin use Carubicin | 
| Carmovirus | 
| Carmustine | 
| Carnation use Dianthus | 
| Carnation latent virus use Carlavirus | 
| Carnation mottle virus use Carmovirus | 
| Carnitine | 
| Carnitine Acetyltransferase use Carnitine O-Acetyltransferase | 
| Carnitine Acyltransferases | 
| Carnitine O-Acetyltransferase | 
| Carnitine O-Palmitoyltransferase | 
| Carnitine Palmitoyltransferase use Carnitine O-Palmitoyltransferase | 
| Carnivora | 
| Carnivores use Carnivora | 
| Carnosine | 
| Caroli Disease | 
| Caroli's Disease use Caroli Disease | 
| Caroline Islands use Micronesia | 
| Carotenes use Carotenoids | 
| Carotenoids | 
| Carotid Arteries | 
| Carotid Artery Diseases | 
| Carotid Artery Injuries | 
| Carotid Artery Narrowing use Carotid Stenosis | 
| Carotid Artery Thrombosis | 
| Carotid Artery, Common | 
| Carotid Artery, External | 
| Carotid Artery, Internal | 
| Carotid Artery, Internal, Dissection | 
| Carotid Atherosclerosis use Carotid Artery Diseases | 
| Carotid Body | 
| Carotid Body Tumor | 
| Carotid Endarterectomy use Endarterectomy, Carotid | 
| Carotid Pseudoaneurysm use Carotid Artery Injuries | 
| Carotid Sinus | 
| Carotid Stenosis | 
| Carotid Ulcer use Carotid Stenosis | 
| Carotid-Cavernous Sinus Fistula | 
| Carpal Bones | 
| Carpal Joints | 
| Carpal Tunnel Syndrome | 
| Carpesium use Asteraceae | 
| Carpets use Floors and Floorcoverings | 
| Carpometacarpal Joints | 
| Carps | 
| Carpus, Animal | 
| Carrageenan | 
| Carrier Ampholytes use Ampholyte Mixtures | 
| Carrier Proteins | 
| Carrier State | 
| Carriers, Genetic use Heterozygote | 
| Carriers, Genetic, Detection use Heterozygote Detection | 
| Carrion's Disease use Bartonella Infections | 
| Carrots use Daucus carota | 
| Carsickness use Motion Sickness | 
| Carteolol | 
| Carthamus | 
| Carthamus tinctorius | 
| Carticaine | 
| Cartilage | 
| Cartilage Diseases | 
| Cartilage, Articular | 
| Cartilage, Epiphyseal use Growth Plate | 
| Cartography | 
| Cartoons | 
| Cartoons as Topic | 
| Carubicin | 
| Carum | 
| Carum carvi | 
| Carum petroselinum use Petroselinum sativum | 
| Carya | 
| Carya alba | 
| Carya compressa use Carya alba | 
| Carybdea use Cubozoa | 
| Caryophyllaceae | 
| Caryophyllus use Eugenia | 
| Casanthranol use Cascara | 
| Cascara | 
| Cascara sagrada | 
| Cascarilla | 
| Case History use Homeopathic Anamnesis | 
| Case Management | 
| Case Management, Insurance use Managed Care Programs | 
| Case Mix use Diagnosis-Related Groups | 
| Case Observator use Homeopathic Anamnesis | 
| Case Reports | 
| Case Studies | 
| Case Studies, Organizational use Organizational Case Studies | 
| Case Study use Case Studies | 
| Case-Base Studies use Case-Control Studies | 
| Case-Comparison Studies use Case-Control Studies | 
| Case-Control Studies | 
| Case-Mix Adjustment use Risk Adjustment | 
| Case-Referent Studies use Case-Control Studies | 
| Casearia | 
| Casein Kinase use Casein Kinases | 
| Casein Kinase I | 
| Casein Kinase II | 
| Casein Kinase Ialpha | 
| Casein Kinase Idelta | 
| Casein Kinase Iepsilon | 
| Casein Kinases | 
| Caseins | 
| Cases use Case Studies | 
| Cashew use Anacardium | 
| Cashew Apple use Anacardium occidentale | 
| Cashew Nut use Anacardium occidentale | 
| Casimiroa | 
| Caspase 1 | 
| Caspase 10 | 
| Caspase 12 | 
| Caspase 14 | 
| Caspase 2 | 
| Caspase 3 | 
| Caspase 6 | 
| Caspase 7 | 
| Caspase 8 | 
| Caspase 9 | 
| Caspase and Rip Adaptor with Death Domain Protein use CRADD Signaling Adaptor Protein | 
| Caspases | 
| Caspases, Effector | 
| Caspases, Initiator | 
| Cassada | 
| Cassava use Manihot | 
| Cassava Starch use Starch and Fecula | 
| Cassia | 
| Cassia Tree use Cinnamomum aromaticum | 
| Cassia angustifolia use Senna | 
| Cassia, Chinese use Cinnamomum aromaticum | 
| Cassipourea use Rhizophoraceae | 
| Castanea sativa use Castanea vesca | 
| Castanea vesca | 
| Castanospermum | 
| Caste use Social Class | 
| Castela use Simaroubaceae | 
| Castilla Plant use Moraceae | 
| Castilleja use Acanthaceae | 
| Castleman Disease use Giant Lymph Node Hyperplasia | 
| Castleman's Tumor use Giant Lymph Node Hyperplasia | 
| Castor Bean | 
| Castor Bean Lectin use Ricin | 
| Castor Bean Tick use Ixodes | 
| Castor Beaver use Rodentia | 
| Castor Oil | 
| Castor Oil Plant use Ricinus | 
| Castor equi | 
| Castor equorum use Castor equi | 
| Castoreum canadense | 
| Castration | 
| Castration Complex use Anxiety, Castration | 
| Castration, Female use Ovariectomy | 
| Castration, Male use Orchiectomy | 
| Casts, Surgical | 
| Casuistry | 
| Cat Diseases | 
| Cat Leukemia Virus use Leukemia Virus, Feline | 
| Cat Plague use Feline Panleukopenia | 
| Cat's Claw | 
| Cat-Scratch Disease | 
| Catabolic Gene Activators use Cyclic AMP Receptor Protein | 
| Catabolism use Metabolism | 
| Catabolite Activator Protein use Cyclic AMP Receptor Protein | 
| Catabolite Gene Activator Protein use Cyclic AMP Receptor Protein | 
| Catabolite Gene Activator Proteins use Cyclic AMP Receptor Protein | 
| Catalase | 
| Catalepsy | 
| Cataleptic Immobilization Reaction use Freezing Reaction, Cataleptic | 
| Cataloging | 
| Cataloging of Resources and Media | 
| Catalogs | 
| Catalogs as Topic | 
| Catalogs, Booksellers' | 
| Catalogs, Commercial | 
| Catalogs, Drug | 
| Catalogs, Library | 
| Catalogs, Publishers' | 
| Catalogs, Union | 
| Catalpa bignonoides | 
| Catalyser | 
| Catalysis | 
| Catalytic Antibodies use Antibodies, Catalytic | 
| Catalytic Core use Catalytic Domain | 
| Catalytic DNA use DNA, Catalytic | 
| Catalytic Domain | 
| Catalytic RNA use RNA, Catalytic | 
| Catalytic Region use Catalytic Domain | 
| Catalytic Site use Catalytic Domain | 
| Catalytic Subunit use Catalytic Domain | 
| Cataplexy | 
| Cataract | 
| Cataract Extraction | 
| Cataract, Membranous use Cataract | 
| Cataria nepeta | 
| Catarrhina use Cercopithecidae | 
| Catarrhini | 
| Catastrophic Health Insurance use Insurance, Major Medical | 
| Catastrophic Illness | 
| Catatonia | 
| Catatonic Schizophrenia use Schizophrenia, Catatonic | 
| Catchfly, Pink use Silene | 
| Catchment use Basins | 
| Catchment Area (Health) | 
| Catechin | 
| Catechinic Acid use Catechin | 
| Catechol 1,2-Dioxygenase | 
| Catechol 2,3-Dioxygenase | 
| Catechol Estrogens use Estrogens, Catechol | 
| Catechol O-Methyltransferase | 
| Catechol Oxidase | 
| Catecholamine Plasma Membrane Transport Proteins | 
| Catecholamine Plasma Membrane Transporters use Catecholamine Plasma Membrane Transport Proteins | 
| Catecholamine Receptors use Receptors, Catecholamine | 
| Catecholamines | 
| Catechols | 
| Catechuic Acid use Catechin | 
| Catenanes | 
| Catenanes, DNA use DNA, Catenated | 
| Catenated DNA use DNA, Catenated | 
| Catenins | 
| Catenulin use Paromomycin | 
| Catfish, Channel use Ictaluridae | 
| Catfishes | 
| Catgut | 
| Catha | 
| Catharanthus | 
| Catharsis | 
| Cathartics | 
| Cathelicidins | 
| Cathepsin A use Carboxypeptidase C | 
| Cathepsin B | 
| Cathepsin C use Dipeptidyl Peptidase I | 
| Cathepsin D | 
| Cathepsin E | 
| Cathepsins | 
| Catheter Ablation | 
| Catheter Ablation, Electric use Catheter Ablation | 
| Catheter Ablation, Percutaneous use Catheter Ablation | 
| Catheter Ablation, Radiofrequency use Catheter Ablation | 
| Catheter Ablation, Transvenous use Catheter Ablation | 
| Catheterization | 
| Catheterization, Balloon use Balloon Dilatation | 
| Catheterization, Bronchial use Catheterization, Peripheral | 
| Catheterization, Cardiac use Heart Catheterization | 
| Catheterization, Central Venous | 
| Catheterization, Heart use Heart Catheterization | 
| Catheterization, Peripheral | 
| Catheterization, Peripheral Arterial use Catheterization, Peripheral | 
| Catheterization, Peripheral Venous use Catheterization, Peripheral | 
| Catheterization, Pulmonary Artery use Catheterization, Swan-Ganz | 
| Catheterization, Swan-Ganz | 
| Catheterization, Ureteral use Urinary Catheterization | 
| Catheterization, Urethral use Urinary Catheterization | 
| Catheterization, Urinary use Urinary Catheterization | 
| Catheters, Indwelling | 
| Cathexis | 
| Cathode use Electrodes | 
| Cathode Ray Tube Display use Data Display | 
| Cathode Rays use Beta Rays | 
| Cathodic Protection | 
| Catholicism | 
| Cation Exchange Proteins use Antiporters | 
| Cation Exchange Resins | 
| Cation Pumps use Cation Transport Proteins | 
| Cation Transport Proteins | 
| Cationic Amino Acid Transport Systems use Amino Acid Transport Systems, Basic | 
| Cationic Amino Acid Transporter 1 | 
| Cationic Amino Acid Transporter 2 | 
| Cationic Antimicrobial Peptides use Antimicrobial Cationic Peptides | 
| Cations | 
| Cations, Divalent | 
| Cations, Monovalent | 
| Catnip use Nepeta | 
| Catostomus use Cypriniformes | 
| Cats | 
| Cattail use Typhaceae | 
| Cattell Personality Factor Questionnaire | 
| Cattle | 
| Cattle Diseases | 
| Cattle Leukemia Virus use Leukemia Virus, Bovine | 
| Cattle Plague use Rinderpest | 
| Catu virus use Orthobunyavirus | 
| Caucasoid Race use European Continental Ancestry Group | 
| Cauda Equina | 
| Cauda Equina Syndrome use Polyradiculopathy | 
| Caudal Nucleus, Trigeminal use Trigeminal Caudal Nucleus | 
| Caudata use Urodela | 
| Caudate Nucleus | 
| Caudovirales | 
| Caulerpa | 
| Cauliflower use Brassica | 
| Cauliflower Mosaic Virus use Caulimovirus | 
| Caulimoviridae | 
| Caulimovirus | 
| Caulobacter | 
| Caulobacter crescentus | 
| Caulobacter phage phi Cb12r use Leviviridae | 
| Caulobacter phage phi Cb23r use Leviviridae | 
| Caulobacter phage phi Cb5 use Leviviridae | 
| Caulobacter phage phi Cb8r use Leviviridae | 
| Caulobacteraceae | 
| Caulophyllum | 
| Caulophyllum thalictroides | 
| Causalgia | 
| Causality | 
| Causality (Homeopathy) use Noxa | 
| Causation use Causality | 
| Cause of Death | 
| Caustic Soda use Sodium Hydroxide | 
| Caustics | 
| Causticum | 
| Cautery | 
| Cavemovirus use Caulimoviridae | 
| Caveolae | 
| Caveolin 1 | 
| Caveolin 2 | 
| Caveolin 3 | 
| Caveolins | 
| Cavernitis, Fibrous use Penile Induration | 
| Cavernous Hemangioma, Central Nervous System use Hemangioma, Cavernous, Central Nervous System | 
| Cavernous Sinus | 
| Cavernous Sinus Thrombosis | 
| Cavia use Guinea Pigs | 
| Caviid herpesvirus 2 use Roseolovirus | 
| Cavitation | 
| Cavopulmonary Anastomosis use Heart Bypass, Right | 
| Cavus Deformity use Foot Deformities | 
| Cayenne Pepper use Capsicum | 
| CdCl2 use Cadmium Chloride | 
| Cdk1 Protein Kinase use CDC2 Protein Kinase | 
| Cdk2 Protein Kinase use Cyclin-Dependent Kinase 2 | 
| Cdk4 Protein Kinase use Cyclin-Dependent Kinase 4 | 
| Cdk5 Protein Kinase use Cyclin-Dependent Kinase 5 | 
| Cdk6 Protein Kinase use Cyclin-Dependent Kinase 6 | 
| Cdk9 Protein Kinase use Cyclin-Dependent Kinase 9 | 
| Cdw217 Antigens use Receptors, Interleukin-17 | 
| Ceanothus | 
| Ceanothus americanus | 
| Ceanothus thrysiflorus | 
| Cebidae | 
| Cebinae | 
| Cebuella use Callithrix | 
| Cebus | 
| Cecal Cancer use Cecal Neoplasms | 
| Cecal Diseases | 
| Cecal Neoplasms | 
| Cecostomy | 
| Cecropia Plant | 
| Cecropiaceae | 
| Cecropins | 
| Cecum | 
| Cedar Tree use Cedrus | 
| Cedar, Atlantic White use Chamaecyparis | 
| Cedar, Japanese use Cryptomeria | 
| Cedar, Red Eastern use Juniperus | 
| Cedar, Western use Juniperus | 
| Cedar, Western Red use Thuja | 
| Cedar, Yellow use Chamaecyparis | 
| Cedrela | 
| Cedron | 
| Cedrus | 
| Cefacetrile use Cephacetrile | 
| Cefaclor | 
| Cefadroxil | 
| Cefalotin use Cephalothin | 
| Cefamandole | 
| Cefatrizine | 
| Cefazolin | 
| Cefixime | 
| Cefmenoxime | 
| Cefmetazole | 
| Cefonicid | 
| Cefoperazone | 
| Cefotaxime | 
| Cefotetan | 
| Cefotiam | 
| Cefoxitin | 
| Cefsulodin | 
| Ceftazidime | 
| Ceftizoxime | 
| Ceftizoxime Sodium use Ceftizoxime | 
| Ceftriaxone | 
| Cefuroxime | 
| Ceiba | 
| Celandine use Chelidonium | 
| Celastraceae | 
| Celastrus | 
| Celebes use Indonesia | 
| Celebes Ape use Macaca | 
| Celery use Apium graveolens | 
| Celiac Artery | 
| Celiac Disease | 
| Celiac Ganglia use Ganglia, Sympathetic | 
| Celiac Plexus | 
| Celibacy use Sexual Abstinence | 
| Celioscopes use Laparoscopes | 
| Celioscopy use Laparoscopy | 
| Celiprolol | 
| Cell Adhesion | 
| Cell Adhesion Molecule, Neural use Neural Cell Adhesion Molecules | 
| Cell Adhesion Molecules | 
| Cell Adhesion Molecules, Neuron-Glia | 
| Cell Adhesion Molecules, Neuronal | 
| Cell Aggregation | 
| Cell Aging | 
| Cell Anoxia use Cell Hypoxia | 
| Cell Coat use Glycocalyx | 
| Cell Communication | 
| Cell Compartmentation | 
| Cell Count | 
| Cell Culture Techniques | 
| Cell Cycle | 
| Cell Cycle Checkpoint Genes use Genes, cdc | 
| Cell Cycle Genes use Genes, cdc | 
| Cell Cycle Proteins | 
| Cell Death | 
| Cell Dedifferentiation | 
| Cell Degranulation | 
| Cell Density use Cell Count | 
| Cell Differentiation | 
| Cell Division | 
| Cell Division Cycle Genes use Genes, cdc | 
| Cell Division Cycle Proteins use Cell Cycle Proteins | 
| Cell Enlargement | 
| Cell Extracts | 
| Cell Fractionation | 
| Cell Fusion | 
| Cell Growth Inhibitors use Growth Inhibitors | 
| Cell Growth Processes | 
| Cell Growth in Number use Cell Proliferation | 
| Cell Growth in Size use Cell Enlargement | 
| Cell Hypoxia | 
| Cell Interaction use Cell Communication | 
| Cell Isolation use Cell Separation | 
| Cell Junctions use Intercellular Junctions | 
| Cell Line | 
| Cell Line, Transformed | 
| Cell Line, Tumor | 
| Cell Lineage | 
| Cell Membrane | 
| Cell Membrane Extensions use Cell Surface Extensions | 
| Cell Membrane Lipids use Membrane Lipids | 
| Cell Membrane Permeability | 
| Cell Membrane Projections use Cell Surface Extensions | 
| Cell Membrane Proteins use Membrane Proteins | 
| Cell Membrane Protrusions use Cell Surface Extensions | 
| Cell Membrane Structures | 
| Cell Migration use Cell Movement | 
| Cell Migration Assays | 
| Cell Migration Assays, Leukocyte | 
| Cell Migration Assays, Macrophage | 
| Cell Migration Inhibition | 
| Cell Movement | 
| Cell Nuclear Volume use Cell Nucleus Size | 
| Cell Nucleolus | 
| Cell Nucleus | 
| Cell Nucleus Division | 
| Cell Nucleus Division Phases use Cell Nucleus Division | 
| Cell Nucleus Shape | 
| Cell Nucleus Size | 
| Cell Nucleus Structures | 
| Cell Nucleus Volume use Cell Nucleus Size | 
| Cell Number use Cell Count | 
| Cell Physiology | 
| Cell Polarity | 
| Cell Proliferation | 
| Cell Protection use Cytoprotection | 
| Cell Respiration | 
| Cell Segregation use Cell Separation | 
| Cell Senescence use Cell Aging | 
| Cell Separation | 
| Cell Shape | 
| Cell Size | 
| Cell Surface Antigens use Antigens, Surface | 
| Cell Surface Extensions | 
| Cell Surface Glycoproteins use Membrane Glycoproteins | 
| Cell Surface Proteins use Membrane Proteins | 
| Cell Surface Receptors use Receptors, Cell Surface | 
| Cell Survival | 
| Cell Therapy use Tissue Therapy | 
| Cell Transdifferentiation | 
| Cell Transformation, Neoplastic | 
| Cell Transformation, Viral | 
| Cell Transplantation | 
| Cell Transplants use Transplants | 
| Cell Viability use Cell Survival | 
| Cell Wall | 
| Cell Wall Skeleton | 
| Cell-Cycle Regulatory Proteins use Cell Cycle Proteins | 
| Cell-Free System | 
| Cell-Matrix Adherens Junctions use Focal Adhesions | 
| Cell-Matrix Adhesions use Cell-Matrix Junctions | 
| Cell-Matrix Junctions | 
| Cell-Mediated Immunity use Immunity, Cellular | 
| Cell-Mediated Lympholytic Cells use T-Lymphocytes, Cytotoxic | 
| Cell-Membrane Coated Pits use Coated Pits, Cell-Membrane | 
| Cell-to-Cell Interaction use Cell Communication | 
| Cellobiases use beta-Glucosidase | 
| Cellobiose | 
| Cellophane | 
| Cells | 
| Cells, Cultured | 
| Cells, Immobilized | 
| Cellubrevin use Vesicle-Associated Membrane Protein 3 | 
| Cellular Apoptosis Susceptibility Protein | 
| Cellular Blue Nevus use Nevus, Blue | 
| Cellular Inclusions use Inclusion Bodies | 
| Cellular Mechanotransduction use Mechanotransduction, Cellular | 
| Cellular Neurobiology use Neurobiology | 
| Cellular Phone | 
| Cellular Proliferation use Cell Proliferation | 
| Cellular Proto-Oncogene Proteins use Proto-Oncogene Proteins | 
| Cellular Respiration use Cell Respiration | 
| Cellular Structures | 
| Cellulase | 
| Cellulases | 
| Cellulitis | 
| Cellulitis, Orbital use Orbital Cellulitis | 
| Cellulitis, Pelvic use Parametritis | 
| Cellulomonas | 
| Cellulose | 
| Cellulose 1,4-beta-Cellobiosidase | 
| Cellulose, Oxidized | 
| Cellulosic Acid use Cellulose, Oxidized | 
| Cellulosomes | 
| Cellvibrio | 
| Cellvibrio gilvus use Cellvibrio | 
| Cellvibrio mixtus use Cellvibrio | 
| Celosia | 
| Celtis use Ulmaceae | 
| Celtis occidentalis | 
| Cement Industry | 
| Cementation | 
| Cementoblasts use Dental Cementum | 
| Cementoenamel Junction use Tooth Cervix | 
| Cementogenesis | 
| Cementoma | 
| Cementum use Dental Cementum | 
| Cemeteries use Mortuary Practice | 
| Cemetery Sanitation | 
| Cenchris contortrix | 
| Cenchrus | 
| Census | 
| Census Data | 
| Censuses | 
| Centaurea | 
| Centaurea tagana | 
| Centaurium | 
| Centchroman | 
| Centella | 
| Centella asiatica use Hydrocotyle asiatica (Homeopathy) | 
| Centenarians use Aged, 80 and over | 
| Centers for Disease Control (U.S.) use Centers for Disease Control and Prevention (U.S.) | 
| Centers for Disease Control and Prevention (U.S.) | 
| Centers for Health Planning use Health Planning Organizations | 
| Centers for Medicare and Medicaid Services use Centers for Medicare and Medicaid Services (U.S.) | 
| Centers for Medicare and Medicaid Services (U.S.) | 
| Centers of Beauty and Aesthetics use Beauty and Aesthetics Centers | 
| Centers of Connivance and Leisure | 
| Centesimal use Centesimal Scale | 
| Centesimal Dilution use Centesimal Scale | 
| Centesimal Scale | 
| Centesimal Scale of Hahnemann use Centesimal Scale | 
| Central African Republic | 
| Central America | 
| Central Auditory Diseases use Auditory Diseases, Central | 
| Central Autonomic Nervous System Diseases use Autonomic Nervous System Diseases | 
| Central Cord Syndrome | 
| Central Core Myopathy use Myopathy, Central Core | 
| Central Dorsal Thalamic Nucleus use Intralaminar Thalamic Nuclei | 
| Central Hearing Loss use Hearing Loss, Central | 
| Central Lateral Thalamic Nucleus use Intralaminar Thalamic Nuclei | 
| Central Medial Thalamic Nucleus use Intralaminar Thalamic Nuclei | 
| Central Nervous System | 
| Central Nervous System AIDS Arteritis use AIDS Arteritis, Central Nervous System | 
| Central Nervous System Agents | 
| Central Nervous System Bacterial Infections | 
| Central Nervous System Cysticercosis use Neurocysticercosis | 
| Central Nervous System Cysts | 
| Central Nervous System Demyelinating Diseases, Hereditary use Hereditary Central Nervous System Demyelinating Diseases | 
| Central Nervous System Depressants | 
| Central Nervous System Diseases | 
| Central Nervous System Fungal Infections | 
| Central Nervous System Helminthiasis | 
| Central Nervous System Inborn Metabolic Diseases use Brain Diseases, Metabolic, Inborn | 
| Central Nervous System Infections | 
| Central Nervous System Lupus Vasculitis use Lupus Vasculitis, Central Nervous System | 
| Central Nervous System Lyme Disease use Lyme Neuroborreliosis | 
| Central Nervous System Metabolic Disorders use Brain Diseases, Metabolic | 
| Central Nervous System Neoplasms | 
| Central Nervous System Parasitic Infections | 
| Central Nervous System Protozoal Infections | 
| Central Nervous System Stimulants | 
| Central Nervous System Vascular Malformations | 
| Central Nervous System Vasculitis use Vasculitis, Central Nervous System | 
| Central Nervous System Venous Angioma | 
| Central Nervous System Viral Diseases | 
| Central Pontine Myelinolysis use Myelinolysis, Central Pontine | 
| Central Retinal Artery use Retinal Artery | 
| Central Retinal Artery Occlusion use Retinal Artery Occlusion | 
| Central Retinal Edema, Cystoid use Macular Edema | 
| Central Retinal Vein use Retinal Vein | 
| Central Sleep Apnea use Sleep Apnea, Central | 
| Central Supply, Hospital | 
| Central Venous Catheterization use Catheterization, Central Venous | 
| Central Venous Pressure | 
| Centralized Hospital Services | 
| Centrally Acting Muscle Relaxants use Muscle Relaxants, Central | 
| Centranthus use Valerianaceae | 
| Centres of Beauty and Aesthetics use Beauty and Aesthetics Centers | 
| Centric Relation | 
| Centrifugal Pumps | 
| Centrifugation | 
| Centrifugation, Density Gradient | 
| Centrifugation, Isopycnic | 
| Centrifugation, Zonal | 
| Centrifuges | 
| Centrioles | 
| Centromedian Thalamic Nucleus use Intralaminar Thalamic Nuclei | 
| Centromere | 
| Centromere Protein B | 
| Centronuclear Myopathy use Myopathies, Structural, Congenital | 
| Centrophenoxine use Meclofenoxate | 
| Centrosome | 
| Century Plant use Agave | 
| Cenuriasis use Cestode Infections | 
| Cepa vulgaris use Allium cepa (Homeopathy) | 
| Cephacetrile | 
| Cephaelis | 
| Cephaelis ipecacuanha use Ipecacuanha | 
| Cephalanthus occidentalis | 
| Cephalexin | 
| Cephalgia use Headache | 
| Cephalgia Syndromes use Headache Disorders | 
| Cephalgia, Vascular use Vascular Headaches | 
| Cephalin-Kaolin Coagulation Time use Partial Thromboplastin Time | 
| Cephalins use Phosphatidylethanolamines | 
| Cephaloglycin | 
| Cephalometry | 
| Cephalopelvic Disproportion | 
| Cephalopelvic Proportion use Pelvimetry | 
| Cephalopelvimetry use Pelvimetry | 
| Cephalopoda | 
| Cephalorhynchus use Dolphins | 
| Cephaloridine | 
| Cephalosporin Resistance | 
| Cephalosporinase | 
| Cephalosporins | 
| Cephalosporium use Acremonium | 
| Cephalotaxine Alkaloids use Harringtonines | 
| Cephalotaxus | 
| Cephalotaxus Alkaloids use Harringtonines | 
| Cephalothin | 
| Cephamycins | 
| Cephapirin | 
| Cephazolin use Cefazolin | 
| Cephradine | 
| Ceramics | 
| Ceramics Industry | 
| Ceramide Trihexosidase | 
| Ceramide Trihexosides use Trihexosylceramides | 
| Ceramides | 
| Cerastes use Viperidae | 
| Cerastoderma use Cardiidae | 
| Cerasus virginiana use Prunus virginiana | 
| Ceratitis capitata | 
| Ceratodon use Bryopsida | 
| Ceratonia use Fabaceae | 
| Ceratopogonidae | 
| Cerbera use Apocynaceae | 
| Cerclage of Cervix use Cerclage, Cervical | 
| Cerclage of Uterine Cervix use Cerclage, Cervical | 
| Cerclage, Cervical | 
| Cercocarpus use Rosaceae | 
| Cercocebus | 
| Cercocebus atys | 
| Cercopithecidae | 
| Cercopithecinae | 
| Cercopithecine herpesvirus 1 use Herpesvirus 1, Cercopithecine | 
| Cercopithecine herpesvirus 16 use Simplexvirus | 
| Cercopithecus | 
| Cercopithecus aethiops | 
| Cercopithecus pygerythrus use Cercopithecus aethiops | 
| Cercopithecus sabeus use Cercopithecus aethiops | 
| Cercopithecus tantalus use Cercopithecus aethiops | 
| Cerea Flexibilitas use Catalepsy | 
| Cereals | 
| Cerebellar Ataxia | 
| Cerebellar Ataxia, Early Onset use Spinocerebellar Degenerations | 
| Cerebellar Ataxia, Late Onset use Spinocerebellar Degenerations | 
| Cerebellar Cancer use Cerebellar Neoplasms | 
| Cerebellar Cortex | 
| Cerebellar Degeneration, Paraneoplastic use Paraneoplastic Cerebellar Degeneration | 
| Cerebellar Degenerations, Primary use Spinocerebellar Degenerations | 
| Cerebellar Diseases | 
| Cerebellar Dysfunction use Cerebellar Diseases | 
| Cerebellar Dysmetria use Cerebellar Ataxia | 
| Cerebellar Dyssynergia use Myoclonic Cerebellar Dyssynergia | 
| Cerebellar Gait use Gait Ataxia | 
| Cerebellar Hemorrhage, Traumatic use Brain Hemorrhage, Traumatic | 
| Cerebellar Mossy Fibers use Nerve Fibers | 
| Cerebellar Neoplasms | 
| Cerebellar Nuclei | 
| Cerebellopontile Angle use Cerebellopontine Angle | 
| Cerebellopontine Angle | 
| Cerebelloretinal Angiomatosis, Familial use von Hippel-Lindau Disease | 
| Cerebellum | 
| Cerebellum Diseases use Cerebellar Diseases | 
| Cerebral Amyloid Angiopathy | 
| Cerebral Amyloid Angiopathy, Familial | 
| Cerebral Aneurysm use Intracranial Aneurysm | 
| Cerebral Angiitis use Vasculitis, Central Nervous System | 
| Cerebral Angiography | 
| Cerebral Anoxia use Hypoxia, Brain | 
| Cerebral Anoxia-Ischemia use Hypoxia-Ischemia, Brain | 
| Cerebral Aqueduct | 
| Cerebral Arterial Circle use Circle of Willis | 
| Cerebral Arterial Diseases | 
| Cerebral Arteries | 
| Cerebral Arteriosclerosis use Intracranial Arteriosclerosis | 
| Cerebral Artery Diseases use Cerebral Arterial Diseases | 
| Cerebral Artery, Anterior use Anterior Cerebral Artery | 
| Cerebral Artery, Middle use Middle Cerebral Artery | 
| Cerebral Artery, Posterior use Posterior Cerebral Artery | 
| Cerebral Cavernous Hemangioma use Hemangioma, Cavernous, Central Nervous System | 
| Cerebral Concussion use Brain Concussion | 
| Cerebral Cortex | 
| Cerebral Decortication | 
| Cerebral Dominance use Dominance, Cerebral | 
| Cerebral Edema use Brain Edema | 
| Cerebral Embolism use Intracranial Embolism | 
| Cerebral Embolism and Thrombosis use Intracranial Embolism and Thrombosis | 
| Cerebral Helminthiasis use Central Nervous System Helminthiasis | 
| Cerebral Hematoma, Traumatic use Cerebral Hemorrhage, Traumatic | 
| Cerebral Hemispheres, Absence, Congenital use Hydranencephaly | 
| Cerebral Hemorrhage | 
| Cerebral Hemorrhage, Hypertensive use Intracranial Hemorrhage, Hypertensive | 
| Cerebral Hemorrhage, Traumatic | 
| Cerebral Hypoxia-Ischemia use Hypoxia-Ischemia, Brain | 
| Cerebral Infarction | 
| Cerebral Infarction, Middle Cerebral Artery use Infarction, Middle Cerebral Artery | 
| Cerebral Ischemia use Brain Ischemia | 
| Cerebral Ischemia, Transient use Ischemic Attack, Transient | 
| Cerebral Ischemia-Anoxia use Hypoxia-Ischemia, Brain | 
| Cerebral Ischemia-Hypoxia use Hypoxia-Ischemia, Brain | 
| Cerebral Malaria use Malaria, Cerebral | 
| Cerebral Palsy | 
| Cerebral Parenchymal Hemorrhage use Cerebral Hemorrhage | 
| Cerebral Peduncle use Tegmentum Mesencephali | 
| Cerebral Protozoal Infections use Central Nervous System Protozoal Infections | 
| Cerebral Pseudosclerosis use Hepatolenticular Degeneration | 
| Cerebral Revascularization | 
| Cerebral Sclerosis, Diffuse use Diffuse Cerebral Sclerosis of Schilder | 
| Cerebral Stroke use Stroke | 
| Cerebral Thrombosis use Intracranial Thrombosis | 
| Cerebral Toxoplasmosis use Toxoplasmosis, Cerebral | 
| Cerebral Vasculitis use Vasculitis, Central Nervous System | 
| Cerebral Vasospasm use Vasospasm, Intracranial | 
| Cerebral Veins | 
| Cerebral Venous Angioma use Central Nervous System Venous Angioma | 
| Cerebral Ventricle Neoplasms | 
| Cerebral Ventricles | 
| Cerebral Ventriculography | 
| Cerebroatrophic Hyperammonemia use Rett Syndrome | 
| Cerebrohepatorenal Syndrome use Zellweger Syndrome | 
| Cerebromalacia use Encephalomalacia | 
| Cerebromeningitis use Meningoencephalitis | 
| Cerebrooculorenal Syndrome use Oculocerebrorenal Syndrome | 
| Cerebroside Lipidosis Syndrome use Gaucher Disease | 
| Cerebroside Sulphatase Deficiency Disease use Leukodystrophy, Metachromatic | 
| Cerebroside-Sulfatase | 
| Cerebrosides | 
| Cerebrospinal Fluid | 
| Cerebrospinal Fluid Effusion, Subdural use Subdural Effusion | 
| Cerebrospinal Fluid Otorrhea | 
| Cerebrospinal Fluid Pressure | 
| Cerebrospinal Fluid Proteins | 
| Cerebrospinal Fluid Rhinorrhea | 
| Cerebrospinal Fluid Shunts | 
| Cerebrospinal Otorrhea use Cerebrospinal Fluid Otorrhea | 
| Cerebrospinal Rhinorrhea use Cerebrospinal Fluid Rhinorrhea | 
| Cerebrovascular Accident use Stroke | 
| Cerebrovascular Apoplexy use Stroke | 
| Cerebrovascular Circulation | 
| Cerebrovascular Disease, Basal Ganglia use Basal Ganglia Cerebrovascular Disease | 
| Cerebrovascular Disorders | 
| Cerebrovascular Moyamoya Disease use Moyamoya Disease | 
| Cerebrovascular Trauma | 
| Cerebrum | 
| Ceremonial Behavior | 
| Cereus bonplandii | 
| Cereus serpentinus | 
| Ceriops use Rhizophoraceae | 
| Cerium | 
| Cerium Isotopes | 
| Cerium Oxalicum | 
| Cerium Radioisotopes | 
| Cermet use Cermet Cements | 
| Cermet Cements | 
| Ceroid | 
| Ceroid-Lipofuscinosis, Neuronal use Neuronal Ceroid-Lipofuscinoses | 
| Certificate of Good Distribution Practice use Good Distribution Practice Certificate | 
| Certificate of Good Distribution Practices use Good Distribution Practice Certificate | 
| Certificate of Good Manufacturing Practice use Good Manufacturing Practice Certificate | 
| Certificate of Good Manufacturing Practices use Good Manufacturing Practice Certificate | 
| Certificate of Need | 
| Certification | 
| Certification of Professionals use Certification | 
| Cerulein use Caerulein | 
| Cerulenin | 
| Ceruletide use Caerulein | 
| Ceruloplasmin | 
| Cerumen | 
| Cervical Caries use Root Caries | 
| Cervical Dystonia use Torticollis | 
| Cervical Esophagostomy use Esophagostomy | 
| Cervical Intraepithelial Neoplasia | 
| Cervical Length Measurement | 
| Cervical Manipulation use Manipulation, Spinal | 
| Cervical Pain use Neck Pain | 
| Cervical Plexus | 
| Cervical Rib Syndrome | 
| Cervical Ripening | 
| Cervical Smears use Vaginal Smears | 
| Cervical Tuberculous Lymphadenitis use Tuberculosis, Lymph Node | 
| Cervical Vertebrae | 
| Cervical-Rib-Cervical-Band Syndrome use Cervical Rib Syndrome | 
| Cervicitis use Uterine Cervicitis | 
| Cervico-Brachial Neuralgia use Brachial Plexus Neuritis | 
| Cervicoplasty | 
| Cervicothoracic Ganglion use Stellate Ganglion | 
| Cervix Dentis use Tooth Cervix | 
| Cervix Diseases use Uterine Cervical Diseases | 
| Cervix Dysplasia use Uterine Cervical Dysplasia | 
| Cervix Erosion use Uterine Cervical Erosion | 
| Cervix Incompetence use Uterine Cervical Incompetence | 
| Cervix Mucus | 
| Cervix Neoplasms Prevention | 
| Cervix Neoplasms Prevention Campaigns use Cervix Neoplasms Prevention | 
| Cervix Neoplasms Prevention Programs use Cervix Neoplasms Prevention | 
| Cervix Uteri | 
| Cervus brasilicus | 
| Cesarean Section | 
| Cesarean Section, Repeat | 
| Cesium | 
| Cesium Isotopes | 
| Cesium Radioisotopes | 
| Cesspools use Septic Ditches | 
| Cestoda | 
| Cestode Infections | 
| Cestrum | 
| Cetacea | 
| Cetirizine | 
| Cetomacrogol | 
| Cetonia aurata | 
| Cetraria islandica | 
| Cetrimonium Compounds | 
| Cetylpyridinium | 
| Cetyltrimethylammonium Compounds use Cetrimonium Compounds | 
| Cevane Alkaloids use Cevanes | 
| Cevanes | 
| Ceylon use Sri Lanka | 
| Ch'i use Qi | 
| Ch'i Kung use Breathing Exercises | 
| ChTX use Charybdotoxin | 
| Chacma Baboon use Papio ursinus | 
| Chad | 
| Chaenomeles use Rosaceae | 
| Chaetomium | 
| Chagas Cardiomyopathy | 
| Chagas Disease | 
| Chai Hu use Bupleurum | 
| Chain Reaction | 
| Chalazion | 
| Chalcogens | 
| Chalcone | 
| Chalcones | 
| Chalones | 
| Chamaecrista | 
| Chamaecyparis | 
| Chamaedrys | 
| Chamaemelum | 
| Chambers | 
| Chamois use Rupicapra | 
| Chamois, Pyrenean use Rupicapra | 
| Chamomile | 
| Chamomile, German use Matricaria | 
| Chamomile, Roman use Chamaemelum | 
| Chamomile, Scentless use Tripleurospermum | 
| Chamomile, Stinking use Anthemis | 
| Chamomilla | 
| Chamomilla recutita use Matricaria | 
| Chancre | 
| Chancroid | 
| Chandipura virus use Vesiculovirus | 
| Change of Life use Climacteric | 
| Change of Life, Female use Menopause | 
| Changuinola Virus use Orbivirus | 
| Channel Blockers, Calcium use Calcium Channel Blockers | 
| Channel Blockers, Potassium use Potassium Channel Blockers | 
| Channel Blockers, Sodium use Sodium Channel Blockers | 
| Channel Catfish use Ictaluridae | 
| Channel Catfish Virus use Ictalurivirus | 
| Channel Islands | 
| Channelopathies | 
| Chaos Theory use Nonlinear Dynamics | 
| Chaparro amargoso | 
| Chaperones, Molecular use Molecular Chaperones | 
| Chaperonin 10 | 
| Chaperonin 10 (GroES) use GroES Protein | 
| Chaperonin 60 | 
| Chaperonin 60 (GroEL) use GroEL Protein | 
| Chaperonins | 
| Chaplaincy Service, Hospital | 
| Chara | 
| Characeae | 
| Character | 
| Charadriiformes | 
| Charcoal | 
| Charcot's Joint use Arthropathy, Neurogenic | 
| Charcot-Marie-Tooth Disease | 
| Chard use Beta vulgaris | 
| Charge Nurses use Nursing, Supervisory | 
| Charges use Fees and Charges | 
| Charities | 
| Charon use Pluto | 
| Charophytes use Characeae | 
| Chars use Trout | 
| Charts | 
| Charybdotoxin | 
| Chaulmoogra | 
| Check Valves | 
| Checkpoint Genes, Cell Cycle use Genes, cdc | 
| Chediak-Higashi Syndrome | 
| Cheek | 
| Cheek Bone use Zygoma | 
| Cheese | 
| Cheetahs use Acinonyx | 
| Cheilanthes use Pteridaceae | 
| Cheilitis | 
| Cheilitis Granulomatosa, Facial Neuropathy, Orofacial Edema use Melkersson-Rosenthal Syndrome | 
| Cheiranthus cheiri | 
| Cheirogaleidae | 
| Cheirogaleus use Cheirogaleidae | 
| Chelating Agents | 
| Chelation Therapy | 
| Chelidoninum | 
| Chelidonium | 
| Chelidonium glaucum | 
| Chelidonium majus | 
| Chelone glabra | 
| Chemexfoliation | 
| Chemical Accidents | 
| Chemical Accidents and Events | 
| Chemical Actions and Uses | 
| Chemical Agents use Chemical Compounds | 
| Chemical Analysis | 
| Chemical Clarification | 
| Chemical Compound Exposure | 
| Chemical Compounds | 
| Chemical Contamination | 
| Chemical Engineering | 
| Chemical Evolution use Evolution, Chemical | 
| Chemical Face Peeling use Chemexfoliation | 
| Chemical Fire | 
| Chemical Fractionation | 
| Chemical Industry | 
| Chemical Latrines use Latrines (Environmental Health) | 
| Chemical Leavening Agents use Baking Powder | 
| Chemical Models use Models, Chemical | 
| Chemical Oceanography | 
| Chemical Oxidation | 
| Chemical Oxygen Demand | 
| Chemical Pollutants | 
| Chemical Pollutants in Foods use Food Pollutants, Chemical | 
| Chemical Precipitation | 
| Chemical Process | 
| Chemical Products use Chemical Compounds | 
| Chemical Properties | 
| Chemical Reactions | 
| Chemical Risks use Chemical Contamination | 
| Chemical Shift Imaging use Magnetic Resonance Imaging | 
| Chemical Sources | 
| Chemical Substances use Chemical Compounds | 
| Chemical Terrorism | 
| Chemical Treatment use Chemical Process | 
| Chemical Vaccines use Vaccines, Synthetic | 
| Chemical Warfare | 
| Chemical Warfare Agents | 
| Chemical Waste | 
| Chemical Waste Degradation | 
| Chemical Waste Incineration | 
| Chemical Waste Neutralization | 
| Chemical Water Pollutants use Water Pollutants, Chemical | 
| Chemical Water Pollution use Water Pollution, Chemical | 
| Chemical and Pharmacologic Phenomena | 
| Chemical-Technological Events | 
| Chemical-Technological Factors | 
| Chemicals use Chemical Compounds | 
| Chemiluminescent Measurements | 
| Chemiosmotic Mechanisms use Proton-Motive Force | 
| Chemistry | 
| Chemistry Techniques, Combinatorial use Combinatorial Chemistry Techniques | 
| Chemistry Tests, Clinical use Clinical Chemistry Tests | 
| Chemistry, Agricultural | 
| Chemistry, Analytical | 
| Chemistry, Bioinorganic | 
| Chemistry, Clinical | 
| Chemistry, Inorganic | 
| Chemistry, Organic | 
| Chemistry, Pharmaceutical | 
| Chemistry, Physical | 
| Chemoautotrophic Growth | 
| Chemodectoma use Paraganglioma, Extra-Adrenal | 
| Chemoembolization, Therapeutic | 
| Chemokine (C-X3-C Motif) Ligand 1 use Chemokine CX3CL1 | 
| Chemokine CCL1 | 
| Chemokine CCL11 | 
| Chemokine CCL17 | 
| Chemokine CCL19 | 
| Chemokine CCL2 | 
| Chemokine CCL20 | 
| Chemokine CCL21 | 
| Chemokine CCL22 | 
| Chemokine CCL24 | 
| Chemokine CCL27 | 
| Chemokine CCL3 | 
| Chemokine CCL3L1 use Chemokine CCL3 | 
| Chemokine CCL3L2 use Chemokine CCL3 | 
| Chemokine CCL3L3 use Chemokine CCL3 | 
| Chemokine CCL4 | 
| Chemokine CCL4L1 use Chemokine CCL4 | 
| Chemokine CCL4L2 use Chemokine CCL4 | 
| Chemokine CCL5 | 
| Chemokine CCL7 | 
| Chemokine CCL8 | 
| Chemokine CX3CL1 | 
| Chemokine CXCL1 | 
| Chemokine CXCL10 | 
| Chemokine CXCL11 | 
| Chemokine CXCL12 | 
| Chemokine CXCL13 | 
| Chemokine CXCL2 | 
| Chemokine CXCL4 use Platelet Factor 4 | 
| Chemokine CXCL5 | 
| Chemokine CXCL6 | 
| Chemokine CXCL8 use Interleukin-8 | 
| Chemokine CXCL9 | 
| Chemokine Receptors use Receptors, Chemokine | 
| Chemokines | 
| Chemokines, C | 
| Chemokines, CC | 
| Chemokines, CX3C | 
| Chemokines, CXC | 
| Chemolysis, Intervertebral Disk use Intervertebral Disk Chemolysis | 
| Chemonucleolysis use Intervertebral Disk Chemolysis | 
| Chemoprevention | 
| Chemoprophylaxis use Chemoprevention | 
| Chemoreceptors | 
| Chemosterilants | 
| Chemosympathectomy use Sympathectomy, Chemical | 
| Chemotactic Cytokines use Chemokines | 
| Chemotactic Factor, Macrophage-Derived use Interleukin-8 | 
| Chemotactic Factor, Neutrophil, Monocyte-Derived use Interleukin-8 | 
| Chemotactic Factors | 
| Chemotactic Factors, Eosinophil | 
| Chemotactic Peptide Receptor use Receptors, Formyl Peptide | 
| Chemotaxins use Chemotactic Factors | 
| Chemotaxis | 
| Chemotaxis, Leukocyte | 
| Chemotherapy use Drug Therapy | 
| Chemotherapy Protocols, Antineoplastic use Antineoplastic Combined Chemotherapy Protocols | 
| Chemotherapy, Adjuvant | 
| Chemotherapy, Cancer, Regional Perfusion | 
| Chenic Acid use Chenodeoxycholic Acid | 
| Chenodeoxycholate use Chenodeoxycholic Acid | 
| Chenodeoxycholic Acid | 
| Chenodeoxycholylglycine use Glycochenodeoxycholic Acid | 
| Chenodeoxycholyltaurine use Taurochenodeoxycholic Acid | 
| Chenodiol use Chenodeoxycholic Acid | 
| Chenopodiaceae | 
| Chenopodii glauci aphis use Aphis chenopodii glauci | 
| Chenopodium | 
| Chenopodium album | 
| Chenopodium ambrosioides | 
| Chenopodium anthelminticum | 
| Chenopodium quinoa | 
| Chenopodium vulvaria | 
| Cherimoya use Annona | 
| Chernobyl Nuclear Accident | 
| Chernobyl Nuclear Reactor | 
| Cherry use Prunus | 
| Cherry Red Spot Myoclonus Syndrome use Mucolipidoses | 
| Cherry, Acerola use Malpighiaceae | 
| Cherubism | 
| Chest use Thorax | 
| Chest Injuries use Thoracic Injuries | 
| Chest Pain | 
| Chest Tubes | 
| Chest Wall use Thoracic Wall | 
| Chest Wall Oscillation | 
| Chestnut, Horse use Aesculus | 
| Chestnut, Water use Eleocharis | 
| Chewing use Mastication | 
| Chewing Gum | 
| Chewing Lice use Mallophaga | 
| Chewing Tobacco use Tobacco, Smokeless | 
| Cheyne-Stokes Respiration | 
| Chi-Square Distribution | 
| Chi-Square Test use Chi-Square Distribution | 
| Chiari's Syndrome use Budd-Chiari Syndrome | 
| Chiari-Frommel Syndrome | 
| Chiasma Opticum use Optic Chiasm | 
| Chicago | 
| Chicanos use Mexican Americans | 
| Chick Embryo | 
| Chick syncytial virus use Reticuloendotheliosis Viruses, Avian | 
| Chicken Anemia Agent use Chicken anemia virus | 
| Chicken Infectious Anemia Virus use Chicken anemia virus | 
| Chicken Ovalbumin Upstream Promoter-Transcription Factor I use COUP Transcription Factor I | 
| Chicken Sarcoma Virus B77 use Avian Sarcoma Viruses | 
| Chicken Tumor 1 Virus use Avian Sarcoma Viruses | 
| Chicken anemia virus | 
| Chicken astrovirus use Avastrovirus | 
| Chickenpox | 
| Chickenpox Vaccine | 
| Chickenpox Virus use Herpesvirus 3, Human | 
| Chickens | 
| Chickpea use Cicer | 
| Chickweed use Stellaria | 
| Chicory | 
| Chief Cells, Gastric | 
| Chief Executive Officers, Hospital | 
| Chiggers use Trombiculidae | 
| Chih Ya use Acupressure | 
| Chikungunya virus | 
| Chilblains | 
| Child | 
| Child Abuse | 
| Child Abuse, Adult Survivors use Adult Survivors of Child Abuse | 
| Child Abuse, Sexual | 
| Child Advocacy | 
| Child Behavior | 
| Child Behavior Disorders | 
| Child Care | 
| Child Custody | 
| Child Day Care Centers | 
| Child Development | 
| Child Development Deviations use Developmental Disabilities | 
| Child Development Disorders use Developmental Disabilities | 
| Child Development Disorders, Pervasive | 
| Child Development Disorders, Specific use Developmental Disabilities | 
| Child Guidance | 
| Child Guidance Clinics | 
| Child Health use Child Welfare | 
| Child Health (Public Health) | 
| Child Health Services | 
| Child Labor | 
| Child Language | 
| Child Malnutrition use Child Nutrition Disorders | 
| Child Mental Disorders use Mental Disorders Diagnosed in Childhood | 
| Child Molestation, Sexual use Child Abuse, Sexual | 
| Child Mortality | 
| Child Mortality by Geographic Zone use Infant Mortality | 
| Child Neglect use Child Abuse | 
| Child Nutrition | 
| Child Nutrition Disorders | 
| Child Nutrition Physiology | 
| Child Nutrition Sciences | 
| Child Psychiatry | 
| Child Psychology | 
| Child Reactive Disorders | 
| Child Rearing | 
| Child Welfare | 
| Child of Impaired Parents | 
| Child, Abandoned | 
| Child, Disabled use Disabled Children | 
| Child, Exceptional | 
| Child, Gifted | 
| Child, Hospitalized | 
| Child, Institutionalized | 
| Child, Orphaned | 
| Child, Preschool | 
| Child, Unwanted | 
| Childbirth use Parturition | 
| Childbirth at Home use Home Childbirth | 
| Childhood Eating and Feeding Disorders use Feeding and Eating Disorders of Childhood | 
| Childhood Schizophrenia use Schizophrenia, Childhood | 
| Childhood Torsion Disease use Dystonia Musculorum Deformans | 
| Children Rights use Child Advocacy | 
| Children of Impaired Parents use Child of Impaired Parents | 
| Children with Disabilities use Disabled Children | 
| Children, Adult use Adult Children | 
| Children, Disabled use Disabled Children | 
| Chile | 
| Chili Pepper use Capsicum | 
| Chilli Pepper use Capsicum | 
| Chills | 
| Chilomastix use Zoomastigophora | 
| Chimaerin Proteins use Chimerin Proteins | 
| Chimaphila maculata | 
| Chimaphila umbellata | 
| Chimera | 
| Chimera, Radiation use Radiation Chimera | 
| Chimera, Transplantation use Transplantation Chimera | 
| Chimeric Toxins use Immunotoxins | 
| Chimerin 1 | 
| Chimerin Proteins | 
| Chimerism | 
| Chimneys use Industrial Chimneys | 
| Chimpanzee use Pan troglodytes | 
| Chimpanzee Coryza Agent use Respiratory Syncytial Viruses | 
| Chimpanzee Retroviruses use Retroviruses, Simian | 
| Chimpanzee foamy virus use Simian foamy virus | 
| Chimpanzee foamy virus human isolate use Simian foamy virus | 
| Chimpanzee, Pygmy use Pan paniscus | 
| Chin | 
| China | 
| China boliviana | 
| China officinalis | 
| China-Sumac use Ailanthus | 
| Chinaberry Tree use Melia azedarach | 
| Chincap, Orthodontic use Extraoral Traction Appliances | 
| Chinchilla | 
| Chinese Americans use Asian Americans | 
| Chinese Herbal Drugs use Drugs, Chinese Herbal | 
| Chinese Licorice use Glycyrrhiza uralensis | 
| Chinese Medicine, Traditional use Medicine, Chinese Traditional | 
| Chinese River Dolphin use Dolphins | 
| Chinese Visible Human Project use Visible Human Projects | 
| Chinese Water Chestnut use Eleocharis | 
| Ching Lo use Meridians | 
| Chinidinum Hydrochloricum | 
| Chininum Arsenicosum | 
| Chininum Muriaticum | 
| Chininum Sulphuricum | 
| Chininum Valerianicum | 
| Chiococca use Rubiaceae | 
| Chiococca brachiata use Cahinca racemosa | 
| Chionanthus virginica | 
| Chip Electrochromatography use Capillary Electrochromatography | 
| Chipmunks use Sciuridae | 
| Chironex use Cubozoa | 
| Chironex Venoms use Cnidarian Venoms | 
| Chironomidae | 
| Chironomus use Chironomidae | 
| Chiropody use Podiatry | 
| Chiropotes use Pitheciidae | 
| Chiropractic | 
| Chiropractic Adjustment use Manipulation, Chiropractic | 
| Chiroptera | 
| Chitin | 
| Chitin Synthase | 
| Chitin-UDP Acetylglucosaminyltransferase use Chitin Synthase | 
| Chitinase | 
| Chitons use Polyplacophora | 
| Chitosan | 
| Chittoor virus use Bunyamwera virus | 
| Chive | 
| Chlamydia | 
| Chlamydia Infections | 
| Chlamydia muridarum | 
| Chlamydia pneumoniae use Chlamydophila pneumoniae | 
| Chlamydia psittaci use Chlamydophila psittaci | 
| Chlamydia trachomatis | 
| Chlamydiaceae | 
| Chlamydiaceae Infections | 
| Chlamydiales | 
| Chlamydomonas | 
| Chlamydomonas reinhardtii | 
| Chlamydophila | 
| Chlamydophila Infections | 
| Chlamydophila pneumoniae | 
| Chlamydophila psittaci | 
| Chlamys use Pectinidae | 
| Chloasma use Melanosis | 
| Chloracne | 
| Chloral Hydrate | 
| Chloralose | 
| Chloralum Hydratum | 
| Chlorambucil | 
| Chloramines | 
| Chloramiphene use Clomiphene | 
| Chloramphenicol | 
| Chloramphenicol Acetyltransferase use Chloramphenicol O-Acetyltransferase | 
| Chloramphenicol O-Acetyltransferase | 
| Chloramphenicol Resistance | 
| Chloramphenicolum | 
| Chloranil | 
| Chlorates | 
| Chlorazepate use Clorazepate Dipotassium | 
| Chlorbutol use Chlorobutanol | 
| Chlorchinaldol use Chlorquinaldol | 
| Chlordan | 
| Chlordecone | 
| Chlordiazepoxide | 
| Chlordimeform use Chlorphenamidine | 
| Chlorella | 
| Chlorella vulgaris | 
| Chlorethazine use Mechlorethamine | 
| Chlorfenvinphos | 
| Chlorguanid use Chloroguanide | 
| Chlorhexidine | 
| Chlorhydrins use Chlorohydrins | 
| Chloride Channels | 
| Chloride Peroxidase | 
| Chloride-Bicarbonate Antiporters | 
| Chlorides | 
| Chlorimipramine use Clomipramine | 
| Chlorinated Compounds use Chlorine Compounds | 
| Chlorinated Hydrocarbons use Hydrocarbons, Chlorinated | 
| Chlorinated Pesticides use Insecticides, Organochlorine | 
| Chlorinated Polyvinyl Pipes use PVC Pipes | 
| Chlorinated Steroids use Steroids, Chlorinated | 
| Chlorination use Halogenation | 
| Chlorination (Environmental Health) | 
| Chlorinators | 
| Chlorine | 
| Chlorine Anhydride use Chlorine Dioxide | 
| Chlorine Compounds | 
| Chlorine Demand | 
| Chlorine Dioxide | 
| Chloriridovirus use Iridoviridae | 
| Chlorisondamine | 
| Chlormadinone Acetate | 
| Chlormequat | 
| Chlormerodrin | 
| Chlormeroprin use Chlormerodrin | 
| Chlormethazanone use Chlormezanone | 
| Chlormethiazole | 
| Chlormethine use Mechlorethamine | 
| Chlormezanone | 
| Chlorobenzenes | 
| Chlorobenzoates | 
| Chlorobi | 
| Chlorobiaceae use Chlorobi | 
| Chlorobium | 
| Chlorobutanol | 
| Chlorodinitrobenzene use Dinitrochlorobenzene | 
| Chloroethane use Ethyl Chloride | 
| Chloroethylene use Vinyl Chloride | 
| Chloroethylene Polymer use Polyvinyl Chloride | 
| Chloroflexaceae use Chloroflexi | 
| Chloroflexi | 
| Chloroflexus | 
| Chlorofluorocarbons | 
| Chlorofluorocarbons, Methane | 
| Chloroform | 
| Chloroformium | 
| Chlorogenic Acid | 
| Chloroguanide | 
| Chlorohydrins | 
| Chloroiodoquine use Clioquinol | 
| Chloroma use Sarcoma, Myeloid | 
| Chloromercuribenzoates | 
| Chloromercurinitrophenols | 
| Chloromercuriphenylsulfonate use 4-Chloromercuribenzenesulfonate | 
| Chloromethyl Ether use Bis(Chloromethyl) Ether | 
| Chloronitrobenzoxadiazole use 4-Chloro-7-nitrobenzofurazan | 
| Chloroperoxidase use Chloride Peroxidase | 
| Chlorophenols | 
| Chlorophenyl GABA use Baclofen | 
| Chlorophenyltosylamidobutanone use Tosylphenylalanyl Chloromethyl Ketone | 
| Chlorophos use Trichlorfon | 
| Chlorophyll | 
| Chlorophyll Binding Proteins use Light-Harvesting Protein Complexes | 
| Chlorophyllides | 
| Chlorophyta use Algae, Green | 
| Chloroplast ATPase use Chloroplast Proton-Translocating ATPases | 
| Chloroplast Coupling Factor use Chloroplast Proton-Translocating ATPases | 
| Chloroplast DNA use DNA, Chloroplast | 
| Chloroplast Initiation Factors use Eukaryotic Initiation Factors | 
| Chloroplast Peptide Initiation Factors use Eukaryotic Initiation Factors | 
| Chloroplast Proton-Translocating ATPases | 
| Chloroplast RNA use RNA, Chloroplast | 
| Chloroplast Thioredoxins | 
| Chloroplasts | 
| Chloroprene | 
| Chloroprene Polymer use Neoprene | 
| Chloroquine | 
| Chloroquinolinols | 
| Chlorosis use Anemia, Hypochromic | 
| Chlorothiazide | 
| Chlorotosylamidoaminoheptanone use Tosyllysine Chloromethyl Ketone | 
| Chlorotrianisene | 
| Chloroxacillin use Cloxacillin | 
| Chlorphenamidine | 
| Chlorphenamine use Chlorpheniramine | 
| Chlorphenesin | 
| Chlorpheniramine | 
| Chlorphentermine | 
| Chlorphthalidolone use Chlorthalidone | 
| Chlorpromazine | 
| Chlorpromazinum | 
| Chlorpropamide | 
| Chlorpropham | 
| Chlorprophenpyridamine use Chlorpheniramine | 
| Chlorprothixene | 
| Chlorpyrifos | 
| Chlorquinaldol | 
| Chlortetracycline | 
| Chlorthalidone | 
| Chlorum | 
| Chlorzoxazone | 
| Choanal Atresia | 
| Chocolate use Cacao | 
| Choice Behavior | 
| Choice of Health Care Provider Laws use Patient Freedom of Choice Laws | 
| Chokecherry Tree use Prunus | 
| Choked Disk use Papilledema | 
| Choking use Airway Obstruction | 
| Cholagogues and Choleretics | 
| Cholalic Acids use Cholic Acids | 
| Cholanes | 
| Cholangiocarcinoma | 
| Cholangiography | 
| Cholangioma use Adenoma, Bile Duct | 
| Cholangiopancreatography, Endoscopic Retrograde | 
| Cholangiopancreatography, Magnetic Resonance | 
| Cholangitis | 
| Cholangitis, Chronic Nonsuppurative Destructive use Liver Cirrhosis, Biliary | 
| Cholangitis, Sclerosing | 
| Cholas terrapina | 
| Cholate use Cholates | 
| Cholates | 
| Cholecalciferol | 
| Cholecalciferol Receptors use Receptors, Calcitriol | 
| Cholecystectomy | 
| Cholecystectomy, Celioscopic use Cholecystectomy, Laparoscopic | 
| Cholecystectomy, Laparoscopic | 
| Cholecystitis | 
| Cholecystitis, Acalculous use Acalculous Cholecystitis | 
| Cholecystitis, Acute | 
| Cholecystitis, Emphysematous use Emphysematous Cholecystitis | 
| Cholecystography | 
| Cholecystokinin | 
| Cholecystokinin A Receptor use Receptor, Cholecystokinin A | 
| Cholecystokinin Octapeptide use Sincalide | 
| Cholecystokinin Octapeptide Receptors use Receptors, Cholecystokinin | 
| Cholecystokinin Receptors use Receptors, Cholecystokinin | 
| Cholecystokinin-Tetrapeptide use Tetragastrin | 
| Cholecystolithiasis | 
| Cholecystostomy | 
| Choledochal Cyst | 
| Choledochal Cyst, Type I use Choledochal Cyst | 
| Choledochoduodenostomy use Choledochostomy | 
| Choledochojejunostomy use Choledochostomy | 
| Choledocholithiasis | 
| Choledochostomy | 
| Choledochus use Common Bile Duct | 
| Cholelithiasis | 
| Cholelithiasis, Common Bile Duct use Choledocholithiasis | 
| Cholenes | 
| Cholera | 
| Cholera Infantum use Gastrointestinal Diseases | 
| Cholera Morbus | 
| Cholera Toxin | 
| Cholera Toxin Protomer A use Cholera Toxin | 
| Cholera Toxin Protomer B use Cholera Toxin | 
| Cholera Vaccines | 
| Cholera, Summer use Cholera Morbus | 
| Choleragen use Cholera Toxin | 
| Choleragenoid use Cholera Toxin | 
| Choleretics use Cholagogues and Choleretics | 
| Cholestadienes | 
| Cholestadienols | 
| Cholestanes | 
| Cholestanol | 
| Cholestanols | 
| Cholestanones | 
| Cholestasis | 
| Cholestasis, Extrahepatic | 
| Cholestasis, Intrahepatic | 
| Cholesteatoma | 
| Cholesteatoma, Middle Ear | 
| Cholestenes | 
| Cholestenone 5 alpha-Reductase | 
| Cholestenones | 
| Cholesterinum | 
| Cholesterol | 
| Cholesterol 7-alpha-Hydroxylase | 
| Cholesterol Acyltransferase use Sterol O-Acyltransferase | 
| Cholesterol Desmolase use Cholesterol Side-Chain Cleavage Enzyme | 
| Cholesterol Embolism use Embolism, Cholesterol | 
| Cholesterol Ester Storage Disease | 
| Cholesterol Ester Transfer Proteins | 
| Cholesterol Esterase use Sterol Esterase | 
| Cholesterol Esters | 
| Cholesterol Inhibitors use Anticholesteremic Agents | 
| Cholesterol Monooxygenase (Side-Chain-Cleaving) use Cholesterol Side-Chain Cleavage Enzyme | 
| Cholesterol Oxidase | 
| Cholesterol Side-Chain Cleavage Enzyme | 
| Cholesterol, Dietary | 
| Cholesterol, HDL | 
| Cholesterol, LDL | 
| Cholesterol, VLDL | 
| Cholestyramine | 
| Cholestyramine Resin use Cholestyramine | 
| Cholic Acid | 
| Cholic Acids | 
| Choline | 
| Choline Acetylase use Choline O-Acetyltransferase | 
| Choline Acetyltransferase use Choline O-Acetyltransferase | 
| Choline Chloride Dihydrogen Phosphate use Phosphorylcholine | 
| Choline Deficiency | 
| Choline Dehydrogenase | 
| Choline Glycerophosphate use Glycerylphosphorylcholine | 
| Choline Kinase | 
| Choline O-Acetyltransferase | 
| Choline Phosphate Chloride use Phosphorylcholine | 
| Choline Phosphoglycerides use Phosphatidylcholines | 
| Choline-Phosphate Cytidylyltransferase | 
| Cholinephosphotransferase use Diacylglycerol Cholinephosphotransferase | 
| Cholinergic Agents | 
| Cholinergic Agonists | 
| Cholinergic Agonists, Muscarinic use Muscarinic Agonists | 
| Cholinergic Agonists, Nicotinic use Nicotinic Agonists | 
| Cholinergic Antagonists | 
| Cholinergic Fibers | 
| Cholinergic Receptors use Receptors, Cholinergic | 
| Cholinergic-Blocking Agents use Cholinergic Antagonists | 
| Cholinesterase Inhibitors | 
| Cholinesterase Reactivators | 
| Cholinesterases | 
| Cholinoceptive Sites use Receptors, Cholinergic | 
| Cholinoceptors use Receptors, Cholinergic | 
| Cholinolytics use Cholinergic Antagonists | 
| Cholinomimetics use Cholinergic Agents | 
| Cholinum | 
| Cholla Cactus use Opuntia | 
| Cholylglycine use Glycocholic Acid | 
| Cholyltaurine use Taurocholic Acid | 
| Chondritis, Costal use Tietze's Syndrome | 
| Chondro-4-Sulfatase | 
| Chondroblastoma | 
| Chondroblasts use Chondrocytes | 
| Chondrocalcinosis | 
| Chondrocytes | 
| Chondrodysplasia Punctata | 
| Chondrodysplasia Punctata, Rhizomelic | 
| Chondrodysplasia, Hereditary Deforming use Exostoses, Multiple Hereditary | 
| Chondrodystrophia Calcificans Congenita use Chondrodysplasia Punctata | 
| Chondroectodermal Dysplasia use Ellis-Van Creveld Syndrome | 
| Chondrogenesis | 
| Chondroitin | 
| Chondroitin 4-Sulfate use Chondroitin Sulfates | 
| Chondroitin 6-Sulfate use Chondroitin Sulfates | 
| Chondroitin ABC Lyase | 
| Chondroitin AC Lyase use Chondroitin Lyases | 
| Chondroitin B Lyase use Chondroitin Lyases | 
| Chondroitin Eliminase use Chondroitin Lyases | 
| Chondroitin Lyases | 
| Chondroitin Sulfate A use Chondroitin Sulfates | 
| Chondroitin Sulfate B use Dermatan Sulfate | 
| Chondroitin Sulfate C use Chondroitin Sulfates | 
| Chondroitin Sulfate Lyase use Chondroitin Lyases | 
| Chondroitin Sulfates | 
| Chondroitinase ABC use Chondroitin ABC Lyase | 
| Chondroitinases and Chondroitin Lyases | 
| Chondroitinsulfatases | 
| Chondroma | 
| Chondromalacia Patellae | 
| Chondromatosis | 
| Chondromatosis, Synovial | 
| Chondrosarcoma | 
| Chondrosarcoma, Mesenchymal | 
| Chondrosteoma use Osteochondroma | 
| Chondrus | 
| Chonemorpha use Apocynaceae | 
| Chorda Tympani Nerve | 
| Chordae Tendineae | 
| Chordata | 
| Chordata, Nonvertebrate | 
| Chordates use Chordata | 
| Chordoma | 
| Chordopoxvirinae | 
| Chordotomy use Cordotomy | 
| Chorea | 
| Chorea Gravidarum | 
| Chorea, Pregnancy-Induced use Chorea Gravidarum | 
| Choreatic Disorders use Chorea | 
| Choreiform Movement use Chorea | 
| Choreoacanthocytosis use Neuroacanthocytosis | 
| Choreoathetosis Self-Mutilation Hyperuricemia Syndrome use Lesch-Nyhan Syndrome | 
| Choreoathetosis, Pregnancy-Associated use Chorea Gravidarum | 
| Chorioadenoma use Hydatidiform Mole, Invasive | 
| Chorioallantoic Membrane | 
| Chorioamnionitis | 
| Chorioangioma use Hemangioma | 
| Choriocarcinoma | 
| Choriocarcinoma, Non-gestational | 
| Choriomammotropin use Placental Lactogen | 
| Chorion | 
| Chorionic Gonadotropin | 
| Chorionic Gonadotropin Receptors use Receptors, LH | 
| Chorionic Gonadotropin, Human use Chorionic Gonadotropin | 
| Chorionic Gonadotropin, beta Subunit, Human | 
| Chorionic Somatomammotropin, Human use Placental Lactogen | 
| Chorionic Villi | 
| Chorionic Villi Sampling | 
| Chorioptes use Psoroptidae | 
| Chorioretinitis | 
| Chorismate Mutase | 
| Chorismate Mutase-Prephenate Dehydratase use Prephenate Dehydratase | 
| Chorismate Mutase-Prephenate Dehydrogenase use Prephenate Dehydrogenase | 
| Chorismate Pyruvatemutase use Chorismate Mutase | 
| Chorismic Acid | 
| Choristoma | 
| Chornobyl Nuclear Accident use Chernobyl Nuclear Accident | 
| Choroid | 
| Choroid Diseases | 
| Choroid Hemorrhage | 
| Choroid Neoplasms | 
| Choroid Plexus | 
| Choroid Plexus Neoplasms | 
| Choroid Plexus Papilloma use Papilloma, Choroid Plexus | 
| Choroid Plexus Tumors use Choroid Plexus Neoplasms | 
| Choroidal Neovascularization | 
| Choroideremia | 
| Choroiditis | 
| Christ-Siemens-Touraine Syndrome use Ectodermal Dysplasia 1, Anhidrotic | 
| Christian Science | 
| Christianity | 
| Christma Islands use Australia | 
| Christmas Disease use Hemophilia B | 
| Christmas Factor use Factor IX | 
| Chromaffin Cells | 
| Chromaffin Granules | 
| Chromaffin System | 
| Chromans | 
| Chromates | 
| Chromatiaceae | 
| Chromatids | 
| Chromatin | 
| Chromatin Assembly and Disassembly | 
| Chromatin Immunoprecipitation | 
| Chromatin Remodeling use Chromatin Assembly and Disassembly | 
| Chromatin, Sex use Sex Chromatin | 
| Chromatium | 
| Chromatography | 
| Chromatography, Affinity | 
| Chromatography, Agarose | 
| Chromatography, Bioaffinity use Chromatography, Affinity | 
| Chromatography, Countercurrent use Countercurrent Distribution | 
| Chromatography, DEAE-Cellulose | 
| Chromatography, Exclusion use Chromatography, Gel | 
| Chromatography, Gas | 
| Chromatography, Gas-Liquid use Chromatography, Gas | 
| Chromatography, Gas-Liquid-Mass Spectrometry use Gas Chromatography-Mass Spectrometry | 
| Chromatography, Gas-Mass Spectrometry use Gas Chromatography-Mass Spectrometry | 
| Chromatography, Gel | 
| Chromatography, Gel Permeation use Chromatography, Gel | 
| Chromatography, High Performance Liquid use Chromatography, High Pressure Liquid | 
| Chromatography, High Pressure Liquid | 
| Chromatography, High Speed Liquid use Chromatography, High Pressure Liquid | 
| Chromatography, Ion Exchange | 
| Chromatography, Liquid | 
| Chromatography, Liquid, High Pressure use Chromatography, High Pressure Liquid | 
| Chromatography, Micellar Electrokinetic Capillary | 
| Chromatography, Molecular Sieve use Chromatography, Gel | 
| Chromatography, Paper | 
| Chromatography, Sepharose use Chromatography, Agarose | 
| Chromatography, Supercritical Fluid | 
| Chromatography, Thin Layer | 
| Chromatophores | 
| Chromatophores, Bacterial use Bacterial Chromatophores | 
| Chromenes use Benzopyrans | 
| Chromium | 
| Chromium Acidum | 
| Chromium Alloys | 
| Chromium Compounds | 
| Chromium Isotopes | 
| Chromium Metallicum | 
| Chromium Oxydatum | 
| Chromium Radioisotopes | 
| Chromium Sulphuricum | 
| Chromium-Cobalt Alloys use Chromium Alloys | 
| Chromium-Nickel Alloys use Chromium Alloys | 
| Chromobacterium | 
| Chromoblastomycosis | 
| Chromogenic Compounds | 
| Chromogenic Substrates use Chromogenic Compounds | 
| Chromogranin A | 
| Chromogranin B | 
| Chromogranin C use Secretogranin II | 
| Chromogranins | 
| Chromohalobacter use Halomonadaceae | 
| Chromolaena | 
| Chromomycin A3 | 
| Chromomycins | 
| Chromomycosis use Chromoblastomycosis | 
| Chromonar | 
| Chromones | 
| Chromoplasts use Plastids | 
| Chromosomal Colinearity use Synteny | 
| Chromosomal Instability | 
| Chromosomal Probes use DNA Probes | 
| Chromosomal Proteins, Non-Histone | 
| Chromosomal RNA use RNA, Nuclear | 
| Chromosomal Translocation use Translocation, Genetic | 
| Chromosome 1 use Chromosomes, Human, Pair 1 | 
| Chromosome 10 use Chromosomes, Human, Pair 10 | 
| Chromosome 11 use Chromosomes, Human, Pair 11 | 
| Chromosome 12 use Chromosomes, Human, Pair 12 | 
| Chromosome 13 use Chromosomes, Human, Pair 13 | 
| Chromosome 14 use Chromosomes, Human, Pair 14 | 
| Chromosome 15 use Chromosomes, Human, Pair 15 | 
| Chromosome 16 use Chromosomes, Human, Pair 16 | 
| Chromosome 17 use Chromosomes, Human, Pair 17 | 
| Chromosome 18 use Chromosomes, Human, Pair 18 | 
| Chromosome 19 use Chromosomes, Human, Pair 19 | 
| Chromosome 2 use Chromosomes, Human, Pair 2 | 
| Chromosome 20 use Chromosomes, Human, Pair 20 | 
| Chromosome 21 use Chromosomes, Human, Pair 21 | 
| Chromosome 22 use Chromosomes, Human, Pair 22 | 
| Chromosome 3 use Chromosomes, Human, Pair 3 | 
| Chromosome 4 use Chromosomes, Human, Pair 4 | 
| Chromosome 5 use Chromosomes, Human, Pair 5 | 
| Chromosome 5p- Syndrome use Cri-du-Chat Syndrome | 
| Chromosome 6 use Chromosomes, Human, Pair 6 | 
| Chromosome 7 use Chromosomes, Human, Pair 7 | 
| Chromosome 8 use Chromosomes, Human, Pair 8 | 
| Chromosome 9 use Chromosomes, Human, Pair 9 | 
| Chromosome Aberrations | 
| Chromosome Abnormality Disorders use Chromosome Disorders | 
| Chromosome Banding | 
| Chromosome Breakage | 
| Chromosome Deletion | 
| Chromosome Disorders | 
| Chromosome Fragile Sites | 
| Chromosome Fragility | 
| Chromosome Inversion use Inversion, Chromosome | 
| Chromosome Mapping | 
| Chromosome Mapping, Physical use Physical Chromosome Mapping | 
| Chromosome Markers use Genetic Markers | 
| Chromosome Painting | 
| Chromosome Pairing | 
| Chromosome Positioning | 
| Chromosome Segregation | 
| Chromosome Structures | 
| Chromosome Walking | 
| Chromosomes | 
| Chromosomes A use Chromosomes, Human, 1-3 | 
| Chromosomes B use Chromosomes, Human, 4-5 | 
| Chromosomes C use Chromosomes, Human, 6-12 and X | 
| Chromosomes D use Chromosomes, Human, 13-15 | 
| Chromosomes E use Chromosomes, Human, 16-18 | 
| Chromosomes F use Chromosomes, Human, 19-20 | 
| Chromosomes G use Chromosomes, Human, 21-22 and Y | 
| Chromosomes, Archaeal | 
| Chromosomes, Artificial | 
| Chromosomes, Artificial, Bacterial | 
| Chromosomes, Artificial, Human | 
| Chromosomes, Artificial, Mammalian | 
| Chromosomes, Artificial, P1 Bacteriophage | 
| Chromosomes, Artificial, Yeast | 
| Chromosomes, Bacterial | 
| Chromosomes, Fungal | 
| Chromosomes, Human | 
| Chromosomes, Human, 1-3 | 
| Chromosomes, Human, 13-15 | 
| Chromosomes, Human, 16-18 | 
| Chromosomes, Human, 19-20 | 
| Chromosomes, Human, 21-22 and Y | 
| Chromosomes, Human, 4-5 | 
| Chromosomes, Human, 6-12 and X | 
| Chromosomes, Human, Pair 1 | 
| Chromosomes, Human, Pair 10 | 
| Chromosomes, Human, Pair 11 | 
| Chromosomes, Human, Pair 12 | 
| Chromosomes, Human, Pair 13 | 
| Chromosomes, Human, Pair 14 | 
| Chromosomes, Human, Pair 15 | 
| Chromosomes, Human, Pair 16 | 
| Chromosomes, Human, Pair 17 | 
| Chromosomes, Human, Pair 18 | 
| Chromosomes, Human, Pair 19 | 
| Chromosomes, Human, Pair 2 | 
| Chromosomes, Human, Pair 20 | 
| Chromosomes, Human, Pair 21 | 
| Chromosomes, Human, Pair 22 | 
| Chromosomes, Human, Pair 3 | 
| Chromosomes, Human, Pair 4 | 
| Chromosomes, Human, Pair 5 | 
| Chromosomes, Human, Pair 6 | 
| Chromosomes, Human, Pair 7 | 
| Chromosomes, Human, Pair 8 | 
| Chromosomes, Human, Pair 9 | 
| Chromosomes, Human, X | 
| Chromosomes, Human, Y | 
| Chromosomes, Mammalian | 
| Chromosomes, Mammalian Artificial use Chromosomes, Artificial, Mammalian | 
| Chromosomes, P1 Bacteriophage Artificial use Chromosomes, Artificial, P1 Bacteriophage | 
| Chromosomes, Plant | 
| Chromosomes, Ring use Ring Chromosomes | 
| Chromotherapy use Color Therapy | 
| Chronaxie use Chronaxy | 
| Chronaxy | 
| Chronic Airflow Obstruction use Pulmonary Disease, Chronic Obstructive | 
| Chronic Alcoholic Hepatitis use Hepatitis, Alcoholic | 
| Chronic Delta Hepatitis use Hepatitis D, Chronic | 
| Chronic Disease | 
| Chronic Fatigue Syndrome use Fatigue Syndrome, Chronic | 
| Chronic Headache use Headache Disorders | 
| Chronic Hepatitis use Hepatitis, Chronic | 
| Chronic Hepatitis B use Hepatitis B, Chronic | 
| Chronic Hepatitis C use Hepatitis C, Chronic | 
| Chronic Hepatitis D use Hepatitis D, Chronic | 
| Chronic Illness use Chronic Disease | 
| Chronic Limitation of Activity use Activities of Daily Living | 
| Chronic Lymphocytic Leukemia use Leukemia, Lymphocytic, Chronic, B-Cell | 
| Chronic Myeloid Leukemia, Atypical use Leukemia, Myeloid, Chronic, Atypical, BCR-ABL Negative | 
| Chronic Obstructive Airway Disease use Pulmonary Disease, Chronic Obstructive | 
| Chronic Obstructive Lung Disease use Pulmonary Disease, Chronic Obstructive | 
| Chronic Obstructive Pulmonary Disease use Pulmonary Disease, Chronic Obstructive | 
| Chronic Plantar Fasciitis use Fasciitis, Plantar | 
| Chronic Progressive Multiple Sclerosis use Multiple Sclerosis, Chronic Progressive | 
| Chronic Toxicity | 
| Chronic Toxicity Tests use Toxicity Tests, Chronic | 
| Chronic Wasting Disease use Wasting Disease, Chronic | 
| Chronobiology | 
| Chronobiology Disorders | 
| Chronology | 
| Chronology as Topic | 
| Chronotherapy | 
| Chronotropism, Cardiac use Heart Rate | 
| Chrysanthemum | 
| Chrysanthemum cinerariifolium | 
| Chrysanthemum leucanthemum | 
| Chrysanthemum parthenium use Tanacetum parthenium | 
| Chrysaora fuscescens use Scyphozoa | 
| Chrysaora quinquecirrha use Sea Nettle, East Coast | 
| Chrysarobinum | 
| Chrysenes | 
| Chryseobacterium | 
| Chryseobacterium meningosepticum use Chryseobacterium | 
| Chryseomonas use Pseudomonas | 
| Chrysobalanaceae | 
| Chrysophanicum Acidum | 
| Chrysophyceae use Algae, Golden-Brown | 
| Chrysophyta use Algae, Golden-Brown | 
| Chrysospermins use Peptaibols | 
| Chrysosporium | 
| Chrysotile use Asbestos, Serpentine | 
| Chrysotropic Acid use Scopoletin | 
| Chub use Cyprinidae | 
| Chung I Hsueh use Medicine, Chinese Traditional | 
| Church of Jesus Christ of Latter-day Saints | 
| Churg-Strauss Syndrome | 
| Chuzan virus use Palyam Virus | 
| Chyle | 
| Chylomicron Remnants | 
| Chylomicrons | 
| Chylopericardium use Pericardial Effusion | 
| Chyloperitoneum use Chylous Ascites | 
| Chylothorax | 
| Chylous Ascites | 
| Chylous Peritonitis use Chylous Ascites | 
| Chymases | 
| Chymopapain | 
| Chymosin | 
| Chymotrypsin | 
| Chymotrypsinogen | 
| Chytridiomycota | 
| Cialit | 
| Cicadas use Hemiptera | 
| Cicadelloidea use Hemiptera | 
| Cicadoidea use Hemiptera | 
| Cicatrix | 
| Cicatrix, Hypertrophic | 
| Cicer | 
| Cicer arietinum | 
| Cichlid Fish use Cichlids | 
| Cichlids | 
| Cichorium Intybus (Homeopathy) | 
| Cichorium intybus use Chicory | 
| Ciclacillin use Cyclacillin | 
| Cicuta | 
| Cicuta Virosa (Homeopathy) | 
| Cicuta maculata | 
| Cicuta major use Cicuta | 
| Cicuta virosa use Cicuta | 
| Ciguatera use Ciguatera Poisoning | 
| Ciguatera Poisoning | 
| Ciguatoxin use Ciguatoxins | 
| Ciguatoxins | 
| Cilantro use Coriandrum | 
| Cilastatin | 
| Cilazapril | 
| Cilia | 
| Ciliary Arteries | 
| Ciliary Body | 
| Ciliary Dyskinesia use Ciliary Motility Disorders | 
| Ciliary Dyskinesia, Primary use Kartagener Syndrome | 
| Ciliary Motility Disorders | 
| Ciliary Neuralgia use Cluster Headache | 
| Ciliary Neurotrophic Factor | 
| Ciliary Neurotrophic Factor Receptor use Receptor, Ciliary Neurotrophic Factor | 
| Ciliary Neurotrophic Factor Receptor alpha Subunit | 
| Ciliata use Ciliophora | 
| Ciliatine use Aminoethylphosphonic Acid | 
| Ciliophora | 
| Ciliophora Infections | 
| Ciloprost use Iloprost | 
| Cimetidine | 
| Cimex use Bedbugs | 
| Cimex lectularius | 
| Cimicidae | 
| Cimicifuga | 
| Cimicifuga racemosa | 
| Cimifuga racemosa use Cimicifuga racemosa | 
| Cina maritima | 
| Cinanserin | 
| Cincain use Dibucaine | 
| Cinchocaine use Dibucaine | 
| Cinchona | 
| Cinchona Alkaloids | 
| Cinchona boliviana use China boliviana | 
| Cinchona calisaya use China boliviana | 
| Cinchona officinalis use China officinalis | 
| Cinchona succirubra use China officinalis | 
| Cinchoninum Sulphuricum | 
| Cine MRI use Magnetic Resonance Imaging, Cine | 
| Cine Magnetic Resonance Imaging use Magnetic Resonance Imaging, Cine | 
| Cine-CT use Tomography, X-Ray Computed | 
| Cineangiography | 
| Cinefluorography use Cineradiography | 
| Cineradiography | 
| Cineria maritima | 
| Cingulate Gyrus use Gyrus Cinguli | 
| Cinnabaris | 
| Cinnamates | 
| Cinnamomum | 
| Cinnamomum aromaticum | 
| Cinnamomum camphora | 
| Cinnamomum zeylanicum | 
| Cinnamon use Cinnamomum zeylanicum | 
| Cinnarizine | 
| Cinoxacin | 
| Cinquefoil use Potentilla | 
| Ciona intestinalis | 
| Ciprofloxacin | 
| Circadian Rhythm | 
| Circadian Rhythm Disorders use Chronobiology Disorders | 
| Circadian Rhythm Sleep Disorders use Sleep Disorders, Circadian Rhythm | 
| Circle of Willis | 
| Circoviridae | 
| Circoviridae Infections | 
| Circovirus | 
| Circovirus Infections use Circoviridae Infections | 
| Circovirus, Porcine use Circovirus | 
| Circular Dichroism | 
| Circular Dichroism, Vibrational use Circular Dichroism | 
| Circulation, Fetoplacental use Placental Circulation | 
| Circulation, Placental use Placental Circulation | 
| Circulation, Uteroplacental use Placental Circulation | 
| Circulatory Arrest, Deep Hypothermia Induced | 
| Circulatory Collapse use Shock | 
| Circulatory and Respiratory Physiology | 
| Circumanal Gland Neoplasms use Anal Gland Neoplasms | 
| Circumanal Glands use Perianal Glands | 
| Circumcision, Female | 
| Circumcision, Male | 
| Circumscribed Lobar Atrophy of the Brain use Pick Disease of the Brain | 
| Cirrhosis use Fibrosis | 
| Cirrhosis, Liver use Liver Cirrhosis | 
| Cirrocumulus | 
| Cirrostratus | 
| Cirrus | 
| Cirsium | 
| Cis Test use Genetic Complementation Test | 
| Cis-Trans Test use Genetic Complementation Test | 
| Cisapride | 
| Cisplatin | 
| Cissampelos | 
| Cissus | 
| Cistaceae | 
| Cistanche | 
| Cisterna Chyli use Thoracic Duct | 
| Cisterna Magna | 
| Cisternography, Myelographic use Myelography | 
| Cisternography, Pneumoencephalographic use Pneumoencephalography | 
| Cistus | 
| Cistus canadensis | 
| Citalopram | 
| Citation Databases | 
| Citellus use Sciuridae | 
| Citicoline use Cytidine Diphosphate Choline | 
| Cities | 
| Citizen Participation | 
| Citraconic Anhydrides | 
| Citrate use Citric Acid | 
| Citrate (si)-Synthase | 
| Citrate Cleavage Enzyme use ATP Citrate (pro-S)-Lyase | 
| Citrate Hydro-Lyase use Aconitate Hydratase | 
| Citrate Synthase use Citrate (si)-Synthase | 
| Citrated Calcium Cyanamide use Cyanamide | 
| Citrates | 
| Citric Acid | 
| Citric Acid Cycle | 
| Citricum Acidum | 
| Citrin Fruit use Garcinia cambogia | 
| Citrinin | 
| Citrobacter | 
| Citrobacter freundii | 
| Citrobacter koseri | 
| Citrobacter rodentium | 
| Citron Tree use Citrus | 
| Citronella use Cymbopogon | 
| Citrovorum Factor use Leucovorin | 
| Citrulline | 
| Citrullinemia | 
| Citrullus | 
| Citrullus colocynthis use Colocynthis | 
| Citrus | 
| Citrus aurantiifolia | 
| Citrus aurantium | 
| Citrus decumana | 
| Citrus limonia use Citrus limonum | 
| Citrus limonum | 
| Citrus paradisi | 
| Citrus sinensis | 
| Citrus vulgaris use Citrus aurantium | 
| City Government use Local Government | 
| City Hospitals use Hospitals, Urban | 
| City Planning | 
| Civet Cats use Viverridae | 
| Civet, Malagasy use Eupleridae | 
| Civets use Viverridae | 
| Civil Conflicts | 
| Civil Defense | 
| Civil Disorders | 
| Civil Engineering | 
| Civil Police | 
| Civil Protection | 
| Civil Protection Program use Civil Protection Programme | 
| Civil Protection Programme | 
| Civil Registration | 
| Civil Rights | 
| Civil Works | 
| Civilization | 
| Ciwujia use Acanthopanax | 
| Cl3Fe use Ferric Chloride | 
| ClO2 use Chlorine Dioxide | 
| Cladocera | 
| Cladosporium | 
| Cladosporium werneckii use Exophiala | 
| Cladribine | 
| Claims Review use Insurance Claim Review | 
| Clairvoyance use Parapsychology | 
| Clamping use Constriction | 
| Clamps, Surgical use Surgical Instruments | 
| Clams use Bivalvia | 
| Clams, Softshell use Mya | 
| Clarifying Agent use Clarifying Agents | 
| Clarifying Agents | 
| Clarithromycin | 
| Clarkia | 
| Clasp-Knife Spasticity use Muscle Spasticity | 
| Class I Antigens use Histocompatibility Antigens Class I | 
| Class I Genes use Genes, MHC Class I | 
| Class I Heparin-Binding Growth Factor use Fibroblast Growth Factor 1 | 
| Class II Antigens use Histocompatibility Antigens Class II | 
| Class II Genes use Genes, MHC Class II | 
| Class II Human Antigens use HLA-D Antigens | 
| Class Switching use Immunoglobulin Class Switching | 
| Classic Migraine use Migraine with Aura | 
| Classical Article | 
| Classical Author Books (Homeopathy) | 
| Classical Complement Pathway use Complement Pathway, Classical | 
| Classical Lissencephalies and Subcortical Band Heterotopias | 
| Classical Swine Fever | 
| Classical swine fever virus | 
| Classification | 
| Classification and Identification by Risk Substances, Products and Materials | 
| Classification and Identification by Toxicity | 
| Classification and Identification by Use of Substances, Products and Materials | 
| Classification and Identification of Substances, Products and Materials | 
| Classification and Identification of United Nation Substances, Products and Materials | 
| Classification of Diseases use Diseases Classification | 
| Clastogens use Mutagens | 
| Clathrin | 
| Clathrin Adaptor Protein Complex 1 use Adaptor Protein Complex 1 | 
| Clathrin Adaptor Protein Complex 2 use Adaptor Protein Complex 2 | 
| Clathrin Assembly Protein Complex 1 use Adaptor Protein Complex 1 | 
| Clathrin Assembly Protein Complex 2 use Adaptor Protein Complex 2 | 
| Clathrin Assembly Protein Complex 3 use Adaptor Protein Complex 3 | 
| Clathrin Assembly Protein Complex alpha Subunits use Adaptor Protein Complex alpha Subunits | 
| Clathrin Assembly Protein Complex beta Subunits use Adaptor Protein Complex beta Subunits | 
| Clathrin Assembly Protein Complex delta Subunits use Adaptor Protein Complex delta Subunits | 
| Clathrin Assembly Protein Complex gamma Subunits use Adaptor Protein Complex gamma Subunits | 
| Clathrin Assembly Protein Complex mu Subunits use Adaptor Protein Complex mu Subunits | 
| Clathrin Assembly Protein Complex sigma Subunits use Adaptor Protein Complex sigma Subunits | 
| Clathrin Assembly Protein Subunits use Adaptor Protein Complex Subunits | 
| Clathrin Assembly Proteins use Adaptor Proteins, Vesicular Transport | 
| Clathrin Heavy Chains | 
| Clathrin Light Chains | 
| Clathrin-Coated Vesicles | 
| Clathrotropis use Fabaceae | 
| Claude Syndrome use Brain Stem Infarctions | 
| Clausena | 
| Claustrophobia use Phobic Disorders | 
| Claustrum use Basal Ganglia | 
| Claviceps | 
| Clavicle | 
| Clavulanate use Clavulanic Acid | 
| Clavulanic Acid | 
| Clavulanic Acids | 
| Claw use Hoof and Claw | 
| Claw Toe use Hammer Toe Syndrome | 
| Clawed Lobsters use Nephropidae | 
| Clawless Otters use Otters | 
| Clay | 
| Clay Pipes | 
| Clay Soils | 
| Claytonia use Portulacaceae | 
| Clean Production use Clean Technology | 
| Clean Rooms use Environment, Controlled | 
| Clean Technology | 
| Cleansers use Sanitizing Products | 
| Cleansers, Denture use Denture Cleansers | 
| Cleansing Agents use Detergents | 
| Cleavage And Polyadenylation Specificity Factor | 
| Cleavage Stage, Ovum | 
| Cleavage Stimulation Factor | 
| Cleavage and Polyadenylation Factors use mRNA Cleavage and Polyadenylation Factors | 
| Cleavers use Galium | 
| Cleft Lip | 
| Cleft Palate | 
| Cleft Palate Prosthesis use Palatal Obturators | 
| Cleidocranial Dysostosis use Cleidocranial Dysplasia | 
| Cleidocranial Dysplasia | 
| Clemastine | 
| Clematis | 
| Clematis erecta | 
| Clematis recta use Clematis erecta | 
| Clematis virginiana | 
| Clematis vitalba | 
| Clenbuterol | 
| Cleome | 
| Clerambault Syndrome use Delirium, Dementia, Amnestic, Cognitive Disorders | 
| Clergy | 
| Clerodendrum | 
| Clethraceae | 
| Clethrionomys use Arvicolinae | 
| Clibadium use Asteraceae | 
| Client-Centered Therapy use Nondirective Therapy | 
| Climacteric | 
| Climate | 
| Climate Changes use Climatic Changes | 
| Climate Control use Air Conditioning | 
| Climate Effects | 
| Climatic Change use Climatic Changes | 
| Climatic Changes | 
| Climatic Classification | 
| Climatic Regions use Climatic Zones | 
| Climatic Station use Climatologic Station | 
| Climatic Zones | 
| Climatography | 
| Climatologic Station | 
| Climatological Forecast | 
| Climatology | 
| Climatotherapy | 
| Clindamycin | 
| Clinical Audit | 
| Clinical Capillary Leak Syndrome use Capillary Leak Syndrome | 
| Clinical Chemistry use Chemistry, Clinical | 
| Clinical Chemistry Tests | 
| Clinical Clerkship | 
| Clinical Competence | 
| Clinical Conference | 
| Clinical Decision Support Systems use Decision Support Systems, Clinical | 
| Clinical Engineering use Biomedical Engineering | 
| Clinical Enzyme Tests | 
| Clinical Equivalency use Therapeutic Equivalency | 
| Clinical Evolution | 
| Clinical Informatics use Medical Informatics | 
| Clinical Investigator use Research Personnel | 
| Clinical Investigators use Research Personnel | 
| Clinical Laboratory Information Systems | 
| Clinical Laboratory Techniques | 
| Clinical Ladders use Career Mobility | 
| Clinical Markers use Biological Markers | 
| Clinical Medicine | 
| Clinical Nurse Specialists use Nurse Clinicians | 
| Clinical Nursing Research | 
| Clinical Observation use Symptoms, Clinical | 
| Clinical Pathology use Pathology, Clinical | 
| Clinical Pathways use Critical Pathways | 
| Clinical Pharmacology use Pharmacology, Clinical | 
| Clinical Pharmacy Information Systems | 
| Clinical Pharmacy Service use Pharmacy Service, Hospital | 
| Clinical Practice Nursing Research use Clinical Nursing Research | 
| Clinical Practice Patterns use Physician's Practice Patterns | 
| Clinical Practice Variations use Physician's Practice Patterns | 
| Clinical Protocols | 
| Clinical Record | 
| Clinical Repertories | 
| Clinical Research use Biomedical Research | 
| Clinical Skills use Clinical Competence | 
| Clinical Trial | 
| Clinical Trial Overviews use Meta-Analysis as Topic | 
| Clinical Trial, Phase I | 
| Clinical Trial, Phase II | 
| Clinical Trial, Phase III | 
| Clinical Trial, Phase IV | 
| Clinical Trials Data Monitoring Committees | 
| Clinical Trials as Topic | 
| Clinical Trials, Phase I use Clinical Trials, Phase I as Topic | 
| Clinical Trials, Phase I as Topic | 
| Clinical Trials, Phase II as Topic | 
| Clinical Trials, Phase III as Topic | 
| Clinical Trials, Phase IV as Topic | 
| Clinical Trials, Randomized use Randomized Controlled Trials as Topic | 
| Clinical-Dynamic Prognosis | 
| Clinics, Dental use Dental Clinics | 
| Clinics, Free-Standing use Ambulatory Care Facilities | 
| Clinorotation use Rotation | 
| Clione | 
| Clioquinol | 
| Clips, Surgical use Surgical Instruments | 
| Clips, Tantalum use Surgical Instruments | 
| Clitoria | 
| Clitoridectomy use Circumcision, Female | 
| Clitoris | 
| Clivia use Liliaceae | 
| Clivus use Cranial Fossa, Posterior | 
| Cloaca | 
| Cloacin | 
| Clobetasol | 
| Clodronate use Clodronic Acid | 
| Clodronic Acid | 
| Clofazimine | 
| Clofenapate | 
| Clofibrate | 
| Clofibric Acid | 
| Clofibrinic Acid use Clofibric Acid | 
| Clogging use Obstructions (Sewerage) | 
| Clomifene use Clomiphene | 
| Clomiphene | 
| Clomipramine | 
| Clonal Abortion use Clonal Deletion | 
| Clonal Anergy | 
| Clonal Deletion | 
| Clonazepam | 
| Clone Cells | 
| Clones use Clone Cells | 
| Clonidine | 
| Cloning Vectors use Genetic Vectors | 
| Cloning, Embryo use Cloning, Organism | 
| Cloning, Human use Cloning, Organism | 
| Cloning, Molecular | 
| Cloning, Organism | 
| Clonixin | 
| Clonogenic Cell Assay use Colony-Forming Units Assay | 
| Clonogenic Cell Assay, Tumor use Tumor Stem Cell Assay | 
| Clonorchiasis | 
| Clonorchis sinensis | 
| Clopamide | 
| Clopenthixol | 
| Clopidol | 
| Clopindol use Clopidol | 
| Cloprostenol | 
| Cloranfenicol use Chloramphenicol | 
| Clorazepate Dipotassium | 
| Clorgilin use Clorgyline | 
| Clorgyline | 
| Clorpropamid use Chlorpropamide | 
| Closed Cohort Studies use Cohort Studies | 
| Closed Currents | 
| Closed Ecologic Life Support Systems use Ecological Systems, Closed | 
| Closed Filters use Pressure Filters | 
| Closed Water Networks | 
| Closed-Circuit Anesthesia use Anesthesia, Closed-Circuit | 
| Closing Volume | 
| Closteroviridae | 
| Closterovirus | 
| Clostridial Neurotoxin use Tetanus Toxin | 
| Clostridiopeptidase A use Microbial Collagenase | 
| Clostridium | 
| Clostridium Enterocolitis use Enterocolitis, Pseudomembranous | 
| Clostridium Infections | 
| Clostridium acetobutylicum | 
| Clostridium beijerinckii | 
| Clostridium bifermentans | 
| Clostridium botulinum | 
| Clostridium botulinum Toxins use Botulinum Toxins | 
| Clostridium botulinum type A | 
| Clostridium botulinum type B | 
| Clostridium botulinum type C | 
| Clostridium botulinum type D | 
| Clostridium botulinum type E | 
| Clostridium botulinum type F | 
| Clostridium botulinum type G | 
| Clostridium butyricum | 
| Clostridium cellulolyticum | 
| Clostridium cellulovorans | 
| Clostridium chauvoei | 
| Clostridium difficile | 
| Clostridium histolyticum | 
| Clostridium histolyticum Collagenase use Microbial Collagenase | 
| Clostridium kluyveri | 
| Clostridium perfringens | 
| Clostridium septicum | 
| Clostridium sordellii | 
| Clostridium sticklandii | 
| Clostridium symbiosum | 
| Clostridium tertium | 
| Clostridium tetani | 
| Clostridium tetani Toxin use Tetanus Toxin | 
| Clostridium tetanomorphum | 
| Clostridium thermocellum | 
| Clostridium tyrobutyricum | 
| Clostridium welchii use Clostridium perfringens | 
| Clot Retraction | 
| Clothing | 
| Clothing Starch use Polishes (Health Surveillance) | 
| Clothing, Protective use Protective Clothing | 
| Clotho arictans | 
| Clotrimazole | 
| Cloudburst use Downpour | 
| Clouds | 
| Clouston's Syndrome use Ectodermal Dysplasia | 
| Clove use Eugenia | 
| Clove Oil | 
| Clover use Medicago | 
| Clover, Bush use Lespedeza | 
| Clover, Red use Trifolium | 
| Clover, Sweet use Melilotus | 
| Clover, Water use Marsileaceae | 
| Cloxacillin | 
| Clozapine | 
| Clubbed Fingers use Osteoarthropathy, Secondary Hypertrophic | 
| Clubfoot | 
| Clubmoss use Lycopodiaceae | 
| Clupeine | 
| Clusia | 
| Clusiaceae | 
| Cluster Analysis | 
| Cluster Headache | 
| Cluster Sampling | 
| Clusterin | 
| Clustering use Cluster Analysis | 
| Clutch Size | 
| Cnestis use Connaraceae | 
| Cnicus | 
| Cnidaria | 
| Cnidarian Venoms | 
| Cnidium | 
| Co-Dependency (Psychology) use Codependency (Psychology) | 
| Co-Dergocrine use Dihydroergotoxine | 
| Co-Dergocrine Mesylate use Ergoloid Mesylates | 
| Co-Transporters use Symporters | 
| CoA use Coenzyme A | 
| CoA-Transferases use Coenzyme A-Transferases | 
| Coagulant Substances (Water Treatment) use Coagulants (Water Treatment) | 
| Coagulants | 
| Coagulants (Water Treatment) | 
| Coagulase | 
| Coagulation (Water Treatment) | 
| Coagulation Agent use Coagulation Agents | 
| Coagulation Agents | 
| Coagulation Agents (Water Treatment) use Coagulants (Water Treatment) | 
| Coagulation Disorders, Inherited use Blood Coagulation Disorders, Inherited | 
| Coagulation Factor I use Fibrinogen | 
| Coagulation Factor II use Prothrombin | 
| Coagulation Factor III use Thromboplastin | 
| Coagulation Factor IV use Calcium | 
| Coagulation Factor IX use Factor IX | 
| Coagulation Factor IXa use Factor IXa | 
| Coagulation Factor V use Factor V | 
| Coagulation Factor VII use Factor VII | 
| Coagulation Factor VIII use Factor VIII | 
| Coagulation Factor VIIIa use Factor VIIIa | 
| Coagulation Factor VIIa use Factor VIIa | 
| Coagulation Factor Va use Factor Va | 
| Coagulation Factor X use Factor X | 
| Coagulation Factor XI use Factor XI | 
| Coagulation Factor XII use Factor XII | 
| Coagulation Factor XIII use Factor XIII | 
| Coagulation Factor XIIa use Factor XIIa | 
| Coagulation Factor XIa use Factor XIa | 
| Coagulation Factor Xa use Factor Xa | 
| Coagulation Factors use Blood Coagulation Factors | 
| Coagulation Protein Disorders | 
| Coagulation Time, Whole Blood use Whole Blood Coagulation Time | 
| Coal | 
| Coal Electric Power Plant use Coal Electric Power Station | 
| Coal Electric Power Station | 
| Coal Mining | 
| Coal Tar | 
| Coalfish Whale use Balaenoptera | 
| Coalworker's Lung use Pneumoconiosis | 
| Coalworker's Pneumoconiosis use Pneumoconiosis | 
| Coarse Grained Filtration use Prefiltration | 
| Coast Guard use Military Personnel | 
| Coastal Areas use Coasts | 
| Coastal Lagoon | 
| Coastal Line use Coasts | 
| Coastal Marsh use Mangrove Swamps | 
| Coastal Pollution | 
| Coastal Salt Marsh use Mangrove Swamps | 
| Coastal Streams | 
| Coastal Water | 
| Coastal Water Pollution use Coastal Pollution | 
| Coastal Zones use Coasts | 
| Coasts | 
| Coat Protein Complex I | 
| Coat Proteins use Capsid Proteins | 
| Coated Materials, Biocompatible | 
| Coated Pits, Cell-Membrane | 
| Coated Vesicles | 
| Coatimundis use Procyonidae | 
| Coatings use Linings | 
| Coatomer Protein | 
| Coatomer-Coated Vesicles use COP-Coated Vesicles | 
| Cobalamin use Vitamin B 12 | 
| Cobalt | 
| Cobalt Isotopes | 
| Cobalt Radioisotopes | 
| Cobalt-Chromium Alloys use Chromium Alloys | 
| Cobaltum Metallicum | 
| Cobaltum Nitricum | 
| Cobamides | 
| Cobblestone Complex use Cobblestone Lissencephaly | 
| Cobblestone Dysplasia use Cobblestone Lissencephaly | 
| Cobblestone Lissencephaly | 
| Cobra | 
| Cobra Cardiotoxin use Cobra Cardiotoxin Proteins | 
| Cobra Cardiotoxin Proteins | 
| Cobra Neurotoxin Proteins | 
| Cobra Neurotoxins use Cobra Neurotoxin Proteins | 
| Cobra Venoms | 
| Cobrotoxin use Cobra Neurotoxin Proteins | 
| Coca | 
| Cocaine | 
| Cocaine Abuse use Cocaine-Related Disorders | 
| Cocaine Addiction use Cocaine-Related Disorders | 
| Cocaine Dependence use Cocaine-Related Disorders | 
| Cocaine Users use Cocaine-Related Disorders | 
| Cocaine-Related Disorders | 
| Cocainum Hydrochloricum | 
| Cocarboxylase use Thiamine Pyrophosphate | 
| Cocarcinogenesis | 
| Coccidia | 
| Coccidioides | 
| Coccidioides immitis use Coccidioides | 
| Coccidioidin | 
| Coccidioidomycosis | 
| Coccidiosis | 
| Coccidiostats | 
| Coccinella septempunctara | 
| Coccinellin use Carmine | 
| Coccinia use Cucurbitaceae | 
| Coccoidea use Hemiptera | 
| Cocculus | 
| Cocculus indicus | 
| Coccus cacti | 
| Coccygeal Region use Sacrococcygeal Region | 
| Coccyx | 
| Cochlea | 
| Cochlear Aqueduct | 
| Cochlear Diseases | 
| Cochlear Duct | 
| Cochlear Implantation | 
| Cochlear Implants | 
| Cochlear Microphonic Potentials | 
| Cochlear Nerve | 
| Cochlear Nerve Diseases use Vestibulocochlear Nerve Diseases | 
| Cochlear Nucleus | 
| Cochlear Prosthesis use Cochlear Implants | 
| Cochlear Prosthesis Implantation use Cochlear Implantation | 
| Cochlearia alpina use Cochlearis officinalis | 
| Cochlearia armoracia | 
| Cochlearis officinalis | 
| Cochliobolus use Ascomycota | 
| Cockatiels use Cockatoos | 
| Cockatoos | 
| Cockayne Syndrome | 
| Cockayne-Pelizaeus-Merzbacher Disease use Pelizaeus-Merzbacher Disease | 
| Cockayne-Touraine Disease use Epidermolysis Bullosa Dystrophica | 
| Cocklebur use Xanthium | 
| Cocklebur, Spiny use Xanthium | 
| Cockles use Cardiidae | 
| Cockroaches | 
| Cockscomb, Common use Celosia | 
| Cockscomb, Green use Sedum | 
| Cocoa use Cacao | 
| Cocoa Butter use Cacao Butter | 
| Coconut use Cocos | 
| Coconut Fat use Vegetable Fats | 
| Coconut Foods use Foods Containing Coconut | 
| Coconut Milk use Foods Containing Coconut | 
| Coconut Water use Foods Containing Coconut | 
| Coconut-Derived Food use Foods Containing Coconut | 
| Cocos | 
| Cocos (Keeling) Islands use Australia | 
| Cocos Islands use Australia | 
| Cocultivation use Coculture Techniques | 
| Coculture Techniques | 
| Cod (Fish) use Gadus morhua | 
| Cod Liver Oil | 
| Code Blue use Cardiopulmonary Resuscitation | 
| Codeine | 
| Codeinum Purum | 
| Codependency (Psychology) | 
| Codes | 
| Codes of Ethics | 
| Codfish use Gadus morhua | 
| Codisposal | 
| Codon | 
| Codon, Amber Stop use Codon, Terminator | 
| Codon, Initiator | 
| Codon, Nonsense | 
| Codon, Ochre Stop use Codon, Terminator | 
| Codon, Opal Stop use Codon, Terminator | 
| Codon, Sense use Codon | 
| Codon, Start use Codon, Initiator | 
| Codon, Stop use Codon, Terminator | 
| Codon, Termination, Premature use Codon, Nonsense | 
| Codon, Terminator | 
| Codon, Unassigned use Codon, Nonsense | 
| Codonopsis | 
| Coefficient of Tide | 
| Coeliac Plexus use Celiac Plexus | 
| Coendou use Porcupines | 
| Coenuriasis use Cestode Infections | 
| Coenzyme A | 
| Coenzyme A Ligases | 
| Coenzyme A Synthetases use Coenzyme A Ligases | 
| Coenzyme A-Transferases | 
| Coenzyme I use NAD | 
| Coenzyme II use NADP | 
| Coenzyme M use Mesna | 
| Coenzyme Q use Ubiquinone | 
| Coenzymes | 
| Coercion | 
| Coffea | 
| Coffea arabica use Coffea cruda | 
| Coffea cruda | 
| Coffea tosta | 
| Coffee | 
| Coffee Industry | 
| Coffee Processing use Coffee Industry | 
| Coffee Senna use Senna Plant | 
| Coffeinum | 
| Coffin-Lowry Syndrome | 
| Cofilin 1 | 
| Cofilin 2 | 
| Cofilins use Actin Depolymerizing Factors | 
| Coformycin | 
| Cognition | 
| Cognition Disorders | 
| Cognitive Dissonance | 
| Cognitive Enhancers use Nootropic Agents | 
| Cognitive Science | 
| Cognitive Symptoms use Neurobehavioral Manifestations | 
| Cognitive Therapy | 
| Cogwheel Rigidity use Muscle Rigidity | 
| Cohort Analysis use Cohort Studies | 
| Cohort Effect | 
| Cohort Studies | 
| Cohosh, Black use Cimicifuga | 
| Cohosh, Blue use Caulophyllum | 
| Coiled Bodies | 
| Coin Lesion, Pulmonary | 
| Coins use Numismatics | 
| Coinsurance use Deductibles and Coinsurance | 
| Coital Exanthema Virus, Equine use Herpesvirus 3, Equid | 
| Coitus | 
| Coitus Interruptus | 
| Coix | 
| Coke | 
| Col Factors use Bacteriocin Plasmids | 
| Cola | 
| Cola acuminata use Kola | 
| Colchicaceae use Liliaceae | 
| Colchicine | 
| Colchicinum | 
| Colchicum | 
| Colchicum autumnale | 
| Cold | 
| Cold Agglutinin Disease use Anemia, Hemolytic, Autoimmune | 
| Cold Chain use Refrigeration | 
| Cold Climate | 
| Cold Currents | 
| Cold Front | 
| Cold Ischemia | 
| Cold Sore use Herpes Labialis | 
| Cold Therapy use Cryotherapy | 
| Cold Zones | 
| Cold, Common use Common Cold | 
| Cold-Insoluble Globulins use Fibronectins | 
| Colectomy | 
| Coleogyne use Rosaceae | 
| Coleonol use Forskolin | 
| Coleoptera use Beetles | 
| Coleoptile use Cotyledon | 
| Colestipol | 
| Colestyramine use Cholestyramine | 
| Coleus | 
| Coli use Coliforms | 
| Colibacillinum | 
| Colic | 
| Colicin Factors use Bacteriocin Plasmids | 
| Colicines use Colicins | 
| Colicins | 
| Coliform Bacilli use Enterobacteriaceae | 
| Coliform Bacteria use Coliforms | 
| Coliform Group use Coliforms | 
| Coliforms | 
| Colimetry | 
| Colinearity, Chromosomal use Synteny | 
| Colinus | 
| Colipases | 
| Coliphage M13 use Bacteriophage M13 | 
| Coliphage MS2 use Levivirus | 
| Coliphage N4 use Bacteriophage N4 | 
| Coliphage P1 use Bacteriophage P1 | 
| Coliphage P2 use Bacteriophage P2 | 
| Coliphage Q beta use Allolevivirus | 
| Coliphage T2 use Bacteriophage T4 | 
| Coliphage T3 use Bacteriophage T3 | 
| Coliphage T4 use Bacteriophage T4 | 
| Coliphage T7 use Bacteriophage T7 | 
| Coliphage fd use Bacteriophage M13 | 
| Coliphage lambda use Bacteriophage lambda | 
| Coliphage mu use Bacteriophage mu | 
| Coliphage phi X 174 use Bacteriophage phi X 174 | 
| Coliphages | 
| Coliphages T use T-Phages | 
| Colistin | 
| Colitis | 
| Colitis, Amebic use Dysentery, Amebic | 
| Colitis, Collagenous | 
| Colitis, Granulomatous use Crohn Disease | 
| Colitis, Ischemic | 
| Colitis, Lymphocytic | 
| Colitis, Microscopic | 
| Colitis, Mucous use Irritable Bowel Syndrome | 
| Colitis, Pseudomembranous use Enterocolitis, Pseudomembranous | 
| Colitis, Ulcerative | 
| Collaboration use Cooperative Behavior | 
| Collaboration Indicator | 
| Collaborative Working Environment use Working Environment | 
| Collagen | 
| Collagen Diseases | 
| Collagen Receptors use Receptors, Collagen | 
| Collagen Type I | 
| Collagen Type I, alpha2 Chain use Collagen Type I | 
| Collagen Type II | 
| Collagen Type III | 
| Collagen Type IV | 
| Collagen Type IX | 
| Collagen Type V | 
| Collagen Type VI | 
| Collagen Type VII | 
| Collagen Type VIII | 
| Collagen Type X | 
| Collagen Type XI | 
| Collagen Type XII | 
| Collagen Type XIII | 
| Collagen Type XVIII | 
| Collagenase 3 use Matrix Metalloproteinase 13 | 
| Collagenase, Microbial use Microbial Collagenase | 
| Collagenase-2 use Matrix Metalloproteinase 8 | 
| Collagenases | 
| Collapse Therapy | 
| Collard Green use Brassica | 
| Collateral Circulation | 
| Collateral Ligament, Medial, Knee use Medial Collateral Ligament, Knee | 
| Collateral Ligaments | 
| Collected Correspondence | 
| Collected Works | 
| Collectins | 
| Collection Development (Libraries) use Library Collection Development | 
| Collection Frequency | 
| Collection Routes | 
| Collection Trucks | 
| Collections | 
| Collective Bargaining | 
| Collective Diseases | 
| Collective Feeding | 
| Collective Health use Public Health | 
| Collector Channels | 
| College Admission Test | 
| Colles' Fracture | 
| Colletotrichum | 
| Colliculi use Tectum Mesencephali | 
| Colliculus, Inferior use Inferior Colliculi | 
| Colliculus, Superior use Superior Colliculi | 
| Collier Lung use Pneumoconiosis | 
| Collinsonia canadensis | 
| Collodion | 
| Colloidal Gold use Gold Colloid | 
| Colloidal Particles | 
| Colloidal Suspension | 
| Colloids | 
| Colobinae | 
| Coloboma | 
| Colobus | 
| Colocasia | 
| Colocynthinum | 
| Colocynthis | 
| Colognes use Perfumed Waters | 
| Colombia | 
| Colon | 
| Colon Cancer use Colonic Neoplasms | 
| Colon and Rectal Surgery (Specialty) use Colorectal Surgery | 
| Colon, Ascending | 
| Colon, Descending | 
| Colon, Irritable use Irritable Bowel Syndrome | 
| Colon, Sigmoid | 
| Colon, Transverse | 
| Colonialism | 
| Colonic Aganglionosis use Hirschsprung Disease | 
| Colonic Diseases | 
| Colonic Diseases, Functional | 
| Colonic Diverticulitis use Diverticulitis, Colonic | 
| Colonic Diverticulosis use Diverticulosis, Colonic | 
| Colonic Diverticulum use Diverticulum, Colon | 
| Colonic Neoplasms | 
| Colonic Polyps | 
| Colonic Pouches | 
| Colonic Pseudo-Obstruction | 
| Colonic Urinary Reservoirs use Urinary Reservoirs, Continent | 
| Colonography, Computed Tomographic | 
| Colonoscopes | 
| Colonoscopic Surgical Procedures use Colonoscopy | 
| Colonoscopy | 
| Colonoscopy, Virtual use Colonography, Computed Tomographic | 
| Colony Count, Microbial | 
| Colony-Forming Units use Stem Cells | 
| Colony-Forming Units Assay | 
| Colony-Forming Units Assay, Microbial use Colony Count, Microbial | 
| Colony-Forming Units Assay, Tumor use Tumor Stem Cell Assay | 
| Colony-Forming Units, Erythroid use Erythroid Progenitor Cells | 
| Colony-Forming Units, Hematopoietic use Hematopoietic Stem Cells | 
| Colony-Forming Units, Neoplastic use Neoplastic Stem Cells | 
| Colony-Stimulating Factor 1 use Macrophage Colony-Stimulating Factor | 
| Colony-Stimulating Factor 2 alpha use Interleukin-3 | 
| Colony-Stimulating Factor Receptors use Receptors, Colony-Stimulating Factor | 
| Colony-Stimulating Factor, Granulocyte-Macrophage use Granulocyte-Macrophage Colony-Stimulating Factor | 
| Colony-Stimulating Factor, Macrophage use Macrophage Colony-Stimulating Factor | 
| Colony-Stimulating Factor, Mast-Cell use Interleukin-3 | 
| Colony-Stimulating Factor, Multipotential use Interleukin-3 | 
| Colony-Stimulating Factors | 
| Colony-Stimulating Factors, Recombinant | 
| Colophospermum use Fabaceae | 
| Coloproctectomy, Restorative use Proctocolectomy, Restorative | 
| Color | 
| Color Anomia use Anomia | 
| Color Blindness use Color Vision Defects | 
| Color Flow Echocardiography use Echocardiography, Doppler, Color | 
| Color Perception | 
| Color Perception Tests | 
| Color Stabilizing Agent use Color Stabilizing Agents | 
| Color Stabilizing Agents | 
| Color Therapy | 
| Color Vision use Color Perception | 
| Color Vision Defects | 
| Colorado | 
| Colorado Tick Fever | 
| Colorado tick fever virus | 
| Colorant | 
| Colorau use Colorant | 
| Colorectal Cancer use Colorectal Neoplasms | 
| Colorectal Neoplasms | 
| Colorectal Neoplasms, Hereditary Nonpolyposis | 
| Colorectal Surgery | 
| Colorimetry | 
| Coloring Agents | 
| Coloring Agents, Food use Food Coloring Agents | 
| Coloring Agents, Hair use Hair Dyes | 
| Colors Modalities use Modalities, Sensorial | 
| Colostomy | 
| Colostral IgA use Immunoglobulin A, Secretory | 
| Colostrum | 
| Colostrum (Homeopathy) | 
| Colpohysterectomy use Hysterectomy, Vaginal | 
| Colposcopes | 
| Colposcopic Surgical Procedures use Colposcopy | 
| Colposcopy | 
| Colpotomy | 
| Coltivirus | 
| Coltsfoot use Tussilago | 
| Coltsfoot, Sweet use Petasites | 
| Colubridae | 
| Colubrina | 
| Columba livia use Columbidae | 
| Columbia SK virus | 
| Columbidae | 
| Columbiformes | 
| Columbine use Aquilegia | 
| Colwellia use Alteromonadaceae | 
| Coma | 
| Coma Depasse use Brain Death | 
| Coma, Hyperglycemic Hyperosmolar Nonketotic use Hyperglycemic Hyperosmolar Nonketotic Coma | 
| Coma, Post-Concussive use Coma, Post-Head Injury | 
| Coma, Post-Head Injury | 
| Coma, Post-Traumatic use Coma, Post-Head Injury | 
| Comamonadaceae | 
| Comamonas | 
| Comamonas acidovorans use Delftia acidovorans | 
| Comamonas terrigena use Comamonas | 
| Comamonas testosteroni | 
| Comandra use Santalaceae | 
| Comatose use Coma | 
| Comb Jellies use Ctenophora | 
| Comb and Wattles | 
| Combat Disorders | 
| Combination Chemotherapy use Drug Therapy, Combination | 
| Combinatorial Chemistry Techniques | 
| Combined Available Chlorine | 
| Combined Carboxylase Deficiency use Multiple Carboxylase Deficiency | 
| Combined Case-Control Studies use Case-Control Studies | 
| Combined Effluents | 
| Combined Modality Therapy | 
| Combined Sewerage | 
| Combined Sewerage Overflow | 
| Combined Sewerage Systems use Combined Sewerage | 
| Combining Site use Binding Sites | 
| Combretaceae | 
| Combretum | 
| Comburent | 
| Combustion | 
| Combustion Chambers use Incinerators | 
| Combustion Products | 
| Combustion Sources | 
| Combustive Agents use Comburent | 
| Comet Assay | 
| Comets (Astronomy) use Meteoroids | 
| Comfrey | 
| Commelina | 
| Commelinaceae | 
| Comment | 
| Commerce | 
| Commerce of Legal Drugs use Pharmaceutical Trade | 
| Commerce of Pharmaceuticals use Pharmaceutical Trade | 
| Commercial Areas use Commercial Zones | 
| Commercial Drug Name use Proprietary Drug Name | 
| Commercial Name (Drug) use Proprietary Drug Name | 
| Commercial Oils use Industrial Oils | 
| Commercial Wastes | 
| Commercial Water Consumption | 
| Commercial Zones | 
| Commercialization of Legal Drugs use Pharmaceutical Trade | 
| Commercialization of Pharmaceuticals use Pharmaceutical Trade | 
| Commiphora | 
| Commiphora myrrha use Myrrha | 
| Commission on Professional and Hospital Activities | 
| Commitment of Mentally Ill | 
| Committee Membership | 
| Commodification | 
| Common Acute Lymphoblastic Leukemia Antigens use Neprilysin | 
| Common Bile Duct | 
| Common Bile Duct Cyst use Choledochal Cyst | 
| Common Bile Duct Diseases | 
| Common Bile Duct Neoplasms | 
| Common Cold | 
| Common Cold Virus use Rhinovirus | 
| Common Dolphins | 
| Common Fimbriae use Fimbriae, Bacterial | 
| Common Hepatic Duct use Hepatic Duct, Common | 
| Common Market use European Union | 
| Common Migraine use Migraine without Aura | 
| Common Pili use Fimbriae, Bacterial | 
| Common Variable Immunodeficiency | 
| Commonwealth of Independent States | 
| Communicable Disease Contact Tracing use Contact Tracing | 
| Communicable Disease Control | 
| Communicable Disease Prevention | 
| Communicable Diseases | 
| Communicable Diseases, Emerging | 
| Communicable Period | 
| Communicating Hydrocephalus use Hydrocephalus | 
| Communication | 
| Communication AIDS for Handicapped use Communication Aids for Disabled | 
| Communication Aids for Disabled | 
| Communication Barriers | 
| Communication Boards use Communication Aids for Disabled | 
| Communication Disorders | 
| Communication Methods, Total | 
| Communication Resources | 
| Communication, Satellite use Satellite Communications | 
| Communications Media | 
| Communism | 
| Communitarian Organization | 
| Community Action use Consumer Participation | 
| Community Care Networks use Community Networks | 
| Community Dentistry | 
| Community Development | 
| Community Health Aides | 
| Community Health Care use Community Health Services | 
| Community Health Centers | 
| Community Health Education use Health Education | 
| Community Health Networks use Community Networks | 
| Community Health Nursing | 
| Community Health Planning | 
| Community Health Services | 
| Community Medicine | 
| Community Mental Health Centers | 
| Community Mental Health Services | 
| Community Networks | 
| Community Outreach use Community-Institutional Relations | 
| Community Participation use Consumer Participation | 
| Community Periodontal Index of Treatment Needs use Periodontal Index | 
| Community Pharmacies use Pharmacies | 
| Community Pharmacy Services | 
| Community Promotion use Community Development | 
| Community Psychiatry | 
| Community-Acquired Infections | 
| Community-Institutional Relations | 
| Community-Pays Principle use Polluter-Pays Principle | 
| Commuting use Pendular Migration | 
| Comocladia dentata | 
| Comorbidity | 
| Comoro Islands use Comoros | 
| Comoros | 
| Comoviridae | 
| Comovirus | 
| Compact Disk Interactive use CD-I | 
| Compact Disk Read-Only Memory use CD-ROM | 
| Compact Disks | 
| Compact Plants | 
| Compaction | 
| Compactor Collection Trucks | 
| Compactor Trucks use Compactor Collection Trucks | 
| Compactors use Compactor Collection Trucks | 
| Comparative Study | 
| Compartment Syndromes | 
| Compensation use Compensation and Redress | 
| Compensation and Redress | 
| Competence, Clinical use Clinical Competence | 
| Competence, Immunologic use Immunocompetence | 
| Competence, Professional use Professional Competence | 
| Competency, Mental use Mental Competency | 
| Competency-Based Education | 
| Competition, Economic use Economic Competition | 
| Competition, Managed use Managed Competition | 
| Competitive Behavior | 
| Competitive Bidding | 
| Competitive Binding use Binding, Competitive | 
| Competitive Medical Plans | 
| Complement 3 Proactivator use Complement Factor B | 
| Complement 3 Receptor use Macrophage-1 Antigen | 
| Complement 3b Receptors use Receptors, Complement 3b | 
| Complement 3d Receptors use Receptors, Complement 3d | 
| Complement 5a Receptor use Receptor, Anaphylatoxin C5a | 
| Complement Absorption Test, Conglutinating use Complement Fixation Tests | 
| Complement Activating Enzymes | 
| Complement Activation | 
| Complement C1 | 
| Complement C1 Inactivator Proteins | 
| Complement C1 Inhibitor Protein | 
| Complement C1q | 
| Complement C1r | 
| Complement C1s | 
| Complement C2 | 
| Complement C2a | 
| Complement C2b | 
| Complement C3 | 
| Complement C3 Convertase, Alternative Pathway | 
| Complement C3 Convertase, Classical Pathway | 
| Complement C3 Nephritic Factor | 
| Complement C3-C5 Convertases | 
| Complement C3-C5 Convertases, Alternative Pathway | 
| Complement C3-C5 Convertases, Classical Pathway | 
| Complement C3a | 
| Complement C3b | 
| Complement C3b Inactivator Proteins | 
| Complement C3c | 
| Complement C3d | 
| Complement C4 | 
| Complement C4a | 
| Complement C4b | 
| Complement C4b-Binding Protein | 
| Complement C5 | 
| Complement C5 Convertase, Alternative Pathway | 
| Complement C5 Convertase, Classical Pathway | 
| Complement C5a | 
| Complement C5a, des-Arginine | 
| Complement C5b | 
| Complement C6 | 
| Complement C7 | 
| Complement C8 | 
| Complement C9 | 
| Complement Complex C5b-9 use Complement Membrane Attack Complex | 
| Complement Factor B | 
| Complement Factor D | 
| Complement Factor H | 
| Complement Factor I | 
| Complement Factor P use Properdin | 
| Complement Fixation Tests | 
| Complement H50 use Complement Hemolytic Activity Assay | 
| Complement Hemolytic Activity Assay | 
| Complement Inactivating Agents | 
| Complement Inactivator Proteins | 
| Complement Membrane Attack Complex | 
| Complement Pathway, Alternative | 
| Complement Pathway, Classical | 
| Complement Pathway, Mannose-Binding Lectin | 
| Complement Proteins use Complement System Proteins | 
| Complement Receptors use Receptors, Complement | 
| Complement Receptors 2 use Receptors, Complement 3d | 
| Complement System Proteins | 
| Complementarity Determining Regions | 
| Complementary DNA use DNA, Complementary | 
| Complementary Drugs | 
| Complementary Homeopathic Drugs use Complementary Drugs | 
| Complementary Medicine use Complementary Therapies | 
| Complementary Nutritional Information use Nutritional Labeling | 
| Complementary RNA use RNA, Complementary | 
| Complementary Therapies | 
| Complementation Test use Genetic Complementation Test | 
| Complete Use of Foods use Whole Utilization of Foods | 
| Complete Utilization of Foods use Whole Utilization of Foods | 
| Complex Emergencies | 
| Complex III use Electron Transport Complex III | 
| Complex Mixtures | 
| Complex Partial Epilepsy use Epilepsy, Complex Partial | 
| Complex Partial Seizure Disorder use Epilepsy, Complex Partial | 
| Complex Partial Status Epilepticus use Status Epilepticus | 
| Complex Regional Pain Syndrome Type II use Causalgia | 
| Complex Regional Pain Syndrome, Type I use Reflex Sympathetic Dystrophy | 
| Complex Regional Pain Syndromes | 
| Complexism | 
| Complexons use Chelating Agents | 
| Compliance | 
| Compliant Behavior use Cooperative Behavior | 
| Complicated Migraine use Migraine with Aura | 
| Complicity | 
| Compomers | 
| Compositae use Asteraceae | 
| Composite Resins | 
| Composite Resins, Polyacid-Modified use Compomers | 
| Compost | 
| Composting | 
| Composting Plants | 
| Compound Eye, Arthropod | 
| Compound Q use Trichosanthin | 
| Comprehension | 
| Comprehensive Adolescent Health use Adolescent Health | 
| Comprehensive Dental Care | 
| Comprehensive Health Care | 
| Comprehensive Health Insurance use Insurance, Major Medical | 
| Comprehensive Health Planning use Regional Health Planning | 
| Comprehensive Health Planning Agencies use Health Systems Agencies | 
| Comprehensive Health Plans, Local use Health Systems Plans | 
| Comprehensive Health Plans, State use State Health Plans | 
| Compression Devices, Intermittent Pneumatic use Intermittent Pneumatic Compression Devices | 
| Compression Neuropathy, Carpal Tunnel use Carpal Tunnel Syndrome | 
| Compression Stockings use Stockings, Compression | 
| Compressional Wave use p Wave | 
| Compressive Strength | 
| Compressors | 
| Comptonia use Myricaceae | 
| Compulsive Behavior | 
| Compulsive Personality use Compulsive Personality Disorder | 
| Compulsive Personality Disorder | 
| Computational Biology | 
| Computed Tomographic Colonography use Colonography, Computed Tomographic | 
| Computed Tomography Scanners, X-Ray use Tomography Scanners, X-Ray Computed | 
| Computer Architecture use Computer Systems | 
| Computer Communication Networks | 
| Computer Data Processing use Automatic Data Processing | 
| Computer Graphics | 
| Computer Hardware use Computers | 
| Computer Literacy | 
| Computer Models use Computer Simulation | 
| Computer Network Management use Computer Communication Networks | 
| Computer Peripherals | 
| Computer Programs use Software | 
| Computer Reasoning use Artificial Intelligence | 
| Computer Security | 
| Computer Simulation | 
| Computer Software use Software | 
| Computer Storage Devices | 
| Computer Systems | 
| Computer Systems Development use Computer Systems | 
| Computer Systems Evaluation use Computer Systems | 
| Computer Systems Organization use Computer Systems | 
| Computer Terminals | 
| Computer User Training | 
| Computer Viruses use Computer Security | 
| Computer Vision Systems use Artificial Intelligence | 
| Computer-Aided Design | 
| Computer-Aided Manufacturing use Computer-Aided Design | 
| Computer-Assisted Decision Making use Decision Making, Computer-Assisted | 
| Computer-Assisted Design use Computer-Aided Design | 
| Computer-Assisted Diagnosis use Diagnosis, Computer-Assisted | 
| Computer-Assisted Drug Therapy use Drug Therapy, Computer-Assisted | 
| Computer-Assisted Image Processing use Image Processing, Computer-Assisted | 
| Computer-Assisted Instruction | 
| Computer-Assisted Manufacturing use Computer-Aided Design | 
| Computer-Assisted Radiotherapy use Radiotherapy, Computer-Assisted | 
| Computer-Assisted Radiotherapy Planning use Radiotherapy Planning, Computer-Assisted | 
| Computer-Assisted Surgery use Surgery, Computer-Assisted | 
| Computer-Assisted Therapy use Therapy, Computer-Assisted | 
| Computer-Assisted Three-Dimensional Imaging use Imaging, Three-Dimensional | 
| Computerized Emission Tomography use Tomography, Emission-Computed | 
| Computerized Medical Records Systems use Medical Records Systems, Computerized | 
| Computerized Patient Records use Medical Records Systems, Computerized | 
| Computerized Tomography, X-Ray use Tomography, X-Ray Computed | 
| Computers | 
| Computers, Analog | 
| Computers, Digital use Computers | 
| Computers, Handheld | 
| Computers, Hybrid | 
| Computers, Mainframe | 
| Computers, Molecular | 
| Computers, Personal use Microcomputers | 
| Computing Methodologies | 
| Conalbumin | 
| Concanavalin A | 
| Concanavalin A Binding Sites use Receptors, Concanavalin A | 
| Concanavalin A Receptors use Receptors, Concanavalin A | 
| Concentration use Attention | 
| Concentration (Homeopathy) use Potency | 
| Concentration At Ground Level | 
| Concentration Camps | 
| Concept Formation | 
| Conception use Fertilization | 
| Conception, Posthumous use Posthumous Conception | 
| Conchae Nasales use Turbinates | 
| Conchae praeparatae use Calcarea Carbonica | 
| Conchiolinum | 
| Concomitants use Symptoms, Concurrent | 
| Concrete Pipes | 
| Concurrent Review | 
| Concurrent Studies use Cohort Studies | 
| Concussive Convulsion use Epilepsy, Post-Traumatic | 
| Condensation | 
| Condensed Milk use Breast-Milk Substitutes | 
| Condiments | 
| Conditioned Culture Media use Culture Media, Conditioned | 
| Conditioning (Psychology) | 
| Conditioning Therapy use Behavior Therapy | 
| Conditioning, Classical | 
| Conditioning, Eyelid | 
| Conditioning, Operant | 
| Conditioning, Transplantation use Transplantation Conditioning | 
| Condominial Sewerage | 
| Condominial Sewerage Networks use Condominial Sewerage | 
| Condominial Sewerage System use Condominial Sewerage | 
| Condominial Sewerage Systems use Condominial Sewerage | 
| Condoms | 
| Condoms, Female | 
| Conduct Disorder | 
| Conduction | 
| Conduction-Blocking Anesthetics use Anesthetics, Local | 
| Conductive Hearing Loss use Hearing Loss, Conductive | 
| Conductometry | 
| Condurango use Marsdenia | 
| Condylomata Acuminata | 
| Cone Photoreceptors use Cones (Retina) | 
| Cone-Beam Computed Tomography | 
| Coneflower, Orange use Rudbeckia | 
| Coneflower, Prairie use Ratibida | 
| Conepatus use Mephitidae | 
| Cones (Retina) | 
| Confection use Candy | 
| Confectionery Foods use Foods of Confectionery | 
| Conferences use Congresses as Topic | 
| Confidence Intervals | 
| Confidentiality | 
| Confined Spaces | 
| Confined Water use Groundwaters | 
| Conflict (Psychology) | 
| Conflict of Interest | 
| Conflicts about Water use Water Conflicts | 
| Confocal Microscopy use Microscopy, Confocal | 
| Confocal Microscopy, Scanning Laser use Microscopy, Confocal | 
| Conformal Radiotherapy use Radiotherapy, Conformal | 
| Conformity, Social use Social Conformity | 
| Confounding Factors (Epidemiology) | 
| Confucianism | 
| Confusion | 
| Confusional Arousals use Sleep Arousal Disorders | 
| Confusional State use Confusion | 
| Congenital Abnormalities | 
| Congenital Defects use Congenital Abnormalities | 
| Congenital Disorders use Congenital, Hereditary, and Neonatal Diseases and Abnormalities | 
| Congenital Fiber Type Disproportion use Myopathies, Structural, Congenital | 
| Congenital Hydrocephalus use Hydrocephalus | 
| Congenital Hypoplastic Anemia use Anemia, Hypoplastic, Congenital | 
| Congenital Hypothyroidism | 
| Congenital Ichthyosiform Erythroderma use Ichthyosiform Erythroderma, Congenital | 
| Congenital Toxoplasma gondii Infection use Toxoplasmosis, Congenital | 
| Congenital, Hereditary, and Neonatal Diseases and Abnormalities | 
| Congestive Cardiomyopathy use Cardiomyopathy, Dilated | 
| Conglutination Reaction use Complement Fixation Tests | 
| Congo | 
| Congo (Brazzaville) use Congo | 
| Congo (Kinshasa) use Democratic Republic of the Congo | 
| Congo Red | 
| Congo Virus use Hemorrhagic Fever Virus, Crimean-Congo | 
| Congo Virus Infection use Hemorrhagic Fever, Crimean | 
| Congo, The Democratic Republic of the use Democratic Republic of the Congo | 
| Congophilic Angiopathy use Cerebral Amyloid Angiopathy | 
| Congresses | 
| Congresses as Topic | 
| Conidia use Spores, Fungal | 
| Conidiobolus | 
| Coniferophyta | 
| Conifers use Coniferophyta | 
| Coniinum | 
| Coniinum Bromatum | 
| Conisation use Conization | 
| Conium | 
| Conium Maculatum (Homeopathy) | 
| Conium maculatum use Conium | 
| Conization | 
| Conjugal Status | 
| Conjugase use gamma-Glutamyl Hydrolase | 
| Conjugation, Genetic | 
| Conjugative Pili use Pili, Sex | 
| Conjunctiva | 
| Conjunctival Diseases | 
| Conjunctival Neoplasms | 
| Conjunctivitis | 
| Conjunctivitis, Acute Hemorrhagic | 
| Conjunctivitis, Allergic | 
| Conjunctivitis, Atopic use Conjunctivitis, Allergic | 
| Conjunctivitis, Bacterial | 
| Conjunctivitis, Giant Papillary use Conjunctivitis, Allergic | 
| Conjunctivitis, Inclusion | 
| Conjunctivitis, Mucopurulent use Conjunctivitis, Bacterial | 
| Conjunctivitis, Purulent use Conjunctivitis, Bacterial | 
| Conjunctivitis, Vernal use Conjunctivitis, Allergic | 
| Conjunctivitis, Viral | 
| Conn's Disease use Adrenocortical Adenoma | 
| Connaraceae | 
| Connarus use Connaraceae | 
| Connecticut | 
| Connectionist Models use Neural Networks (Computer) | 
| Connective Tissue | 
| Connective Tissue Cells | 
| Connective Tissue Disease, Mixed use Mixed Connective Tissue Disease | 
| Connective Tissue Diseases | 
| Connexin 43 | 
| Connexins | 
| Conotoxins | 
| Conradi-Hunermann Syndrome use Chondrodysplasia Punctata | 
| Consanguinity | 
| Conscience | 
| Conscious Sedation | 
| Consciousness | 
| Consciousness Disorders | 
| Consciousness, Level Altered use Consciousness Disorders | 
| Consciousness, Loss of use Unconsciousness | 
| Consensus | 
| Consensus Conferences | 
| Consensus Development Conference | 
| Consensus Development Conference, NIH | 
| Consensus Development Conferences as Topic | 
| Consensus Development Conferences, NIH as Topic | 
| Consensus Sequence | 
| Consensus Workshops use Consensus Development Conferences as Topic | 
| Consent Documents use Consent Forms | 
| Consent Forms | 
| Consequence Analysis | 
| Conservation of Energy Resources | 
| Conservation of Natural Resources | 
| Conservative Pollutants | 
| Conserved Sequence | 
| Conserved Synteny use Synteny | 
| Consolida use Ranunculaceae | 
| Constant Rate Filters | 
| Constant Speed Filters use Constant Rate Filters | 
| Constipation | 
| Constitution | 
| Constitution and Bylaws | 
| Constitutional Drug use Simillimum | 
| Constitutional Law | 
| Constriction | 
| Constriction, Pathologic | 
| Constrictive Pericarditis use Pericarditis, Constrictive | 
| Construction | 
| Construction Calculations | 
| Construction Industry | 
| Construction Loans use Financing, Construction | 
| Construction Materials | 
| Construction Wastes | 
| Construction with Recycled Material | 
| Consultants | 
| Consultation use Referral and Consultation | 
| Consultation, Remote use Remote Consultation | 
| Consumer Advocacy | 
| Consumer Health Information | 
| Consumer Involvement use Consumer Participation | 
| Consumer Organizations | 
| Consumer Participation | 
| Consumer Preference use Consumer Satisfaction | 
| Consumer Price Index use Economics | 
| Consumer Product Safety | 
| Consumer Protection use Consumer Advocacy | 
| Consumer Satisfaction | 
| Consummatory Behavior | 
| Consumptio use Cachexia | 
| Consumption Coagulopathy use Disseminated Intravascular Coagulation | 
| Consumption of Tobacco-Derived Products | 
| Contact Column | 
| Contact Dermatitis use Dermatitis, Contact | 
| Contact Inhibition | 
| Contact Laser Ablation of Prostate use Transurethral Resection of Prostate | 
| Contact Lens Cleaners use Contact Lens Solutions | 
| Contact Lens Solutions | 
| Contact Lenses | 
| Contact Lenses, Extended-Wear | 
| Contact Lenses, Hydrophilic | 
| Contact Tracing | 
| Contagious Ecthyma Virus of Sheep use Orf virus | 
| Contagious Period use Communicable Period | 
| Contagious Pustular Dermatitis use Ecthyma, Contagious | 
| Contagious Pustular Dermatitis Virus of Sheep use Orf virus | 
| Containment of Biohazards | 
| Contaminant Removal | 
| Contaminants use Pollutants | 
| Contamination | 
| Contig Mapping | 
| Contiguous Gene Syndrome, WAGR use WAGR Syndrome | 
| Contiguous Gene Syndrome, Williams use Williams Syndrome | 
| Continent Urinary Reservoirs use Urinary Reservoirs, Continent | 
| Continental Air | 
| Continental Anticyclone | 
| Continental Climate | 
| Continental Displacement use Continental Drift | 
| Continental Drift | 
| Continental Erosion | 
| Continental Plate | 
| Continental Population Groups | 
| Continental Shelf | 
| Continental Slope | 
| Continental Trench | 
| Continental Water | 
| Contingency Plans | 
| Contingent Negative Variation | 
| Continue Recirculation | 
| Continued Stay Review use Concurrent Review | 
| Continuing Care Retirement Centers use Housing for the Elderly | 
| Continuity of Patient Care | 
| Continuous Flow | 
| Continuous Passive Motion Therapy use Motion Therapy, Continuous Passive | 
| Continuous Positive Airway Pressure | 
| Continuous Quality Management use Total Quality Management | 
| Continuum of Care use Continuity of Patient Care | 
| Contour Line of Pressure use Isobar | 
| Contour Perception use Form Perception | 
| Contraception | 
| Contraception Behavior | 
| Contraception, Barrier | 
| Contraception, Immunologic | 
| Contraception, Postcoital | 
| Contraceptive Agents | 
| Contraceptive Agents, Female | 
| Contraceptive Agents, Male | 
| Contraceptive Devices | 
| Contraceptive Devices, Female | 
| Contraceptive Devices, Intrauterine use Intrauterine Devices | 
| Contraceptive Devices, Male | 
| Contraceptive Vaccines use Vaccines, Contraceptive | 
| Contraceptives, Oral | 
| Contraceptives, Oral, Combined | 
| Contraceptives, Oral, Hormonal | 
| Contraceptives, Oral, Sequential | 
| Contraceptives, Oral, Synthetic | 
| Contraceptives, Postcoital | 
| Contraceptives, Postcoital, Hormonal | 
| Contraceptives, Postcoital, Synthetic | 
| Contract Bidding use Competitive Bidding | 
| Contract Liability | 
| Contract Services | 
| Contractile Proteins | 
| Contractors use Workers | 
| Contracts | 
| Contracture | 
| Contracture, Volkmann use Ischemic Contracture | 
| Contrast Media | 
| Contrast Sensitivity | 
| Control | 
| Control Agent for Microorganisms use Control Agents for Microorganisms | 
| Control Agents for Microorganisms | 
| Control Groups | 
| Control Methods use Control | 
| Control and Sanitary Supervision of Cosmetics | 
| Control and Sanitary Supervision of Equipment and Supplies | 
| Control and Sanitary Supervision of Foods and Beverages | 
| Control and Sanitary Supervision of Sanitizers use Control and Sanitary Supervision of Sanitizing Products | 
| Control and Sanitary Supervision of Sanitizing Products | 
| Control and Sanitary Supervision of Tobacco-Derived Products | 
| Controlled Clinical Trial | 
| Controlled Clinical Trials as Topic | 
| Controlled Clinical Trials, Randomized use Randomized Controlled Trials as Topic | 
| Controlled Confinement | 
| Controlled Drugs use Drugs of Special Control | 
| Controlled Environment use Environmental Contamination Control | 
| Controlled Vocabulary use Vocabulary, Controlled | 
| Controlled Zone | 
| Contusions | 
| Conurbation | 
| Conus Medullaris Syndrome use Spinal Cord Compression | 
| Conus Snail | 
| Conus Venoms use Mollusk Venoms | 
| Convalescence | 
| Convallaria | 
| Convallaria majalis | 
| Convallariaceae use Liliaceae | 
| Convallatoxigenin use Strophanthidin | 
| Convection | 
| Convective Activity | 
| Convention Refugee | 
| Conventional Food use Staple Food | 
| Conventions | 
| Convergence Insufficiency use Ocular Motility Disorders | 
| Convergence Nystagmus use Nystagmus, Pathologic | 
| Convergence, Ocular | 
| Conversion Disorder | 
| Convolvulaceae | 
| Convolvulus | 
| Convolvulus arvensis | 
| Convolvulus duartinus | 
| Convolvulus stans | 
| Convulsants | 
| Convulsions use Seizures | 
| Convulsions, Febrile use Seizures, Febrile | 
| Convulsive Generalized Seizure Disorder use Epilepsy, Generalized | 
| Convulsive Seizures use Seizures | 
| Convulsive Therapy | 
| Convulsive Therapy, Electric use Electroconvulsive Therapy | 
| Conyza | 
| Cookbooks use Cookery | 
| Cookery | 
| Cookies | 
| Cooking use Cookery | 
| Cooking and Eating Utensils | 
| Cooled Foods | 
| Cooling | 
| Cooling Agent use Cooling Agents | 
| Cooling Agents | 
| Cooling Lagoons | 
| Cooling Towers | 
| Cooling Water | 
| Cooling by Contact use Cooling Agents | 
| Coolings | 
| Coombs' Test | 
| Coon's Technique use Fluorescent Antibody Technique | 
| Cooperation Agreements for Human Resources Formation | 
| Cooperative Behavior | 
| Coordination Impairment use Ataxia | 
| Copaifera use Fabaceae | 
| Copaiva | 
| Copepoda | 
| Coping Behavior use Adaptation, Psychological | 
| Copper | 
| Copper Pipes | 
| Copper Radioisotopes | 
| Copper Sulfate | 
| Copper Vapor Lasers use Lasers, Gas | 
| Copperhead use Agkistrodon | 
| Coprinus | 
| Coprophagia | 
| Coproporphyria, Hereditary | 
| Coproporphyrinogen Oxidase | 
| Coproporphyrinogenase use Coproporphyrinogen Oxidase | 
| Coproporphyrinogens | 
| Coproporphyrins | 
| Coprostanol use Cholestanol | 
| Coptis | 
| Copulation | 
| Copulins use Sex Attractants | 
| Copying Processes | 
| Copyright | 
| Cor Pulmonale use Pulmonary Heart Disease | 
| Cor Triatriatum | 
| Coral Banks use Coral Reefs | 
| Coral Reefs | 
| Coral Snake use Elapidae | 
| Coralline Reefs use Coral Reefs | 
| Corallium rubrum | 
| Corallorhiza odontorhiza | 
| Corals use Anthozoa | 
| Corbicula | 
| Corchorus | 
| Corchsularin use Strophanthidin | 
| Cord Blood use Fetal Blood | 
| Cord Blood Stem Cell Transplantation | 
| Cord Factors | 
| Cordia | 
| Cordocentesis | 
| Cordotomy | 
| Cordyceps | 
| Cordyline | 
| Core Binding Factor Alpha 1 Subunit | 
| Core Binding Factor Alpha 2 Subunit | 
| Core Binding Factor Alpha 3 Subunit | 
| Core Binding Factor alpha Proteins use Core Binding Factor alpha Subunits | 
| Core Binding Factor alpha Subunits | 
| Core Binding Factor beta Protein use Core Binding Factor beta Subunit | 
| Core Binding Factor beta Subunit | 
| Core Binding Factors | 
| Core Proteins, Viral use Viral Core Proteins | 
| Corectomy use Iridectomy | 
| Coreopsis | 
| Corethamid use Nikethamide | 
| Cori's Disease use Glycogen Storage Disease Type III | 
| Coriander use Coriandrum | 
| Coriandrum | 
| Coriaria myrtifolia | 
| Coriaria ruscifolia | 
| Coriolis Acceleration use Coriolis Force | 
| Coriolis Effect use Coriolis Force | 
| Coriolis Force | 
| Coriolis Stimulation use Coriolis Force | 
| Corium use Dermis | 
| Corktree use Phellodendron | 
| Corn use Zea mays | 
| Corn Oil | 
| Corn Starch use Starch and Fecula | 
| Cornaceae | 
| Corncockle use Agrostemma | 
| Cornea | 
| Corneal Angiogenesis use Corneal Neovascularization | 
| Corneal Arcus use Arcus Senilis | 
| Corneal Diseases | 
| Corneal Dystrophies, Hereditary | 
| Corneal Dystrophy, Juvenile Epithelial of Meesmann | 
| Corneal Edema | 
| Corneal Endothelium use Endothelium, Corneal | 
| Corneal Epithelium use Epithelium, Corneal | 
| Corneal Epithelium, Anterior use Epithelium, Corneal | 
| Corneal Limbus use Limbus Corneae | 
| Corneal Neovascularization | 
| Corneal Opacity | 
| Corneal Stroma | 
| Corneal Surgery, Laser | 
| Corneal Topography | 
| Corneal Transplantation | 
| Corneal Ulcer | 
| Cornelia de Lange Syndrome use De Lange Syndrome | 
| Cornell Medical Index | 
| Corneoscleral Junction use Limbus Corneae | 
| Cornflower use Centaurea | 
| Corni Fructus use Cornus | 
| Corns use Callosities | 
| Cornsalad use Valerianella | 
| Cornu Ammonis use Hippocampus | 
| Cornus | 
| Cornus alternifolia | 
| Cornus circinata | 
| Cornus florida | 
| Cornus sericea | 
| Coronary Aneurysm | 
| Coronary Angiography | 
| Coronary Angioplasty, Transluminal Balloon use Angioplasty, Transluminal, Percutaneous Coronary | 
| Coronary Arteries use Coronary Vessels | 
| Coronary Arteriosclerosis use Coronary Artery Disease | 
| Coronary Artery Bypass | 
| Coronary Artery Bypass, Off-Pump | 
| Coronary Artery Disease | 
| Coronary Artery Vasospasm use Coronary Vasospasm | 
| Coronary Atherectomy use Atherectomy, Coronary | 
| Coronary Atherosclerosis use Coronary Artery Disease | 
| Coronary Care Units | 
| Coronary Circulation | 
| Coronary Disease | 
| Coronary Heart Disease use Coronary Disease | 
| Coronary Occlusion | 
| Coronary Reperfusion use Myocardial Reperfusion | 
| Coronary Restenosis | 
| Coronary Sinus | 
| Coronary Stenosis | 
| Coronary Thrombosis | 
| Coronary Vasospasm | 
| Coronary Vessel Anomalies | 
| Coronary Vessels | 
| Coronary-Prone Personality use Type A Personality | 
| Coronaviridae | 
| Coronaviridae Infections | 
| Coronavirus | 
| Coronavirus 229E, Human | 
| Coronavirus Infections | 
| Coronavirus OC43, Human | 
| Coronavirus, Bovine | 
| Coronavirus, Canine | 
| Coronavirus, Feline | 
| Coronavirus, Feline Enteric use Coronavirus, Feline | 
| Coronavirus, Rabbit use Coronavirus | 
| Coronavirus, Rat | 
| Coronavirus, Turkey | 
| Coroners and Medical Examiners | 
| Corpora Allata | 
| Corpora Bigemina use Optic Lobe, Nonmammalian | 
| Corpora Quadrigemina use Tectum Mesencephali | 
| Corporate Culture use Organizational Culture | 
| Corporate Practice use Professional Corporations | 
| Corpus Allatum use Corpora Allata | 
| Corpus Callosum | 
| Corpus Cardiacum use Neurosecretory Systems | 
| Corpus Luteum | 
| Corpus Luteum Cyst use Ovarian Cysts | 
| Corpus Luteum Hormones | 
| Corpus Luteum Maintenance | 
| Corpus Luteum Regression use Luteolysis | 
| Corpus Striatum | 
| Corrected and Republished Article | 
| Corrective Maintenance | 
| Correspondence Courses use Education, Distance | 
| Correspondence as Topic | 
| Corridor Disease use Theileriasis | 
| Corrinoids | 
| Corrosion | 
| Corrosion Casting | 
| Corrosive Substances, Products and Materials | 
| Corrosive Water | 
| Corrosives use Caustics | 
| Corsiaceae | 
| Corsica use France | 
| Cortactin | 
| Cortexolone use Cortodoxone | 
| Cortexone use Desoxycorticosterone | 
| Corti's Organ use Organ of Corti | 
| Cortical Deafness use Hearing Loss, Central | 
| Cortical Depression, Spreading use Spreading Cortical Depression | 
| Cortical Desynchronization use Cortical Synchronization | 
| Cortical Hyperostosis, Congenital use Hyperostosis, Cortical, Congenital | 
| Cortical Synchronization | 
| Corticobulbar Tracts use Pyramidal Tracts | 
| Corticoids use Adrenal Cortex Hormones | 
| Corticospinal Tracts use Pyramidal Tracts | 
| Corticosteroid Receptors use Receptors, Steroid | 
| Corticosteroid-Binding Globulin use Transcortin | 
| Corticosteroids use Adrenal Cortex Hormones | 
| Corticosterone | 
| Corticostriatal-Spinal Degeneration use Spinocerebellar Degenerations | 
| Corticotroph Adenoma use ACTH-Secreting Pituitary Adenoma | 
| Corticotrophs | 
| Corticotropin use Adrenocorticotropic Hormone | 
| Corticotropin Receptors use Receptors, Corticotropin | 
| Corticotropin Releasing-Hormone Receptors use Receptors, Corticotropin-Releasing Hormone | 
| Corticotropin-Like Intermediate Lobe Peptide | 
| Corticotropin-Releasing Factor use Corticotropin-Releasing Hormone | 
| Corticotropin-Releasing Hormone | 
| Corticotropin-Releasing Hormone-41 use Corticotropin-Releasing Hormone | 
| Corticotropinum | 
| Corticoviridae | 
| Corticovirus use Corticoviridae | 
| Cortinarius use Agaricales | 
| Cortisol use Hydrocortisone | 
| Cortisone | 
| Cortisone Reductase | 
| Cortisonum | 
| Cortodoxone | 
| Corydalis | 
| Corydalis formosa | 
| Corylus | 
| Corynanthe johimbe use Pausinystalia | 
| Corynebacteriaceae use Actinomycetales | 
| Corynebacterium | 
| Corynebacterium Diphtheriae Toxin use Diphtheria Toxin | 
| Corynebacterium Infections | 
| Corynebacterium acnes use Propionibacterium acnes | 
| Corynebacterium diphtheriae | 
| Corynebacterium equi use Rhodococcus equi | 
| Corynebacterium glutamicum | 
| Corynebacterium parvum use Propionibacterium acnes | 
| Corynebacterium pseudotuberculosis | 
| Corynebacterium pyogenes | 
| Coryneform Group use Actinomycetales | 
| Coryza Viruses use Rhinovirus | 
| Coryza, Acute use Common Cold | 
| Cosmetic Coloring Agents | 
| Cosmetic Dentistry use Esthetics, Dental | 
| Cosmetic Enterprises use Cosmetic Industry | 
| Cosmetic Industry | 
| Cosmetic Labeling | 
| Cosmetic Microbiology | 
| Cosmetic Packing | 
| Cosmetic Reconstructive Surgical Procedures use Reconstructive Surgical Procedures | 
| Cosmetic Stability | 
| Cosmetic Surgery use Surgery, Plastic | 
| Cosmetic Techniques | 
| Cosmetic Technology | 
| Cosmetics | 
| Cosmetics Enterprises use Cosmetic Industry | 
| Cosmetics Industry use Cosmetic Industry | 
| Cosmetics, Hair use Hair Preparations | 
| Cosmic Dust | 
| Cosmic Radiation | 
| Cosmids | 
| Cosmonauts use Astronauts | 
| Cost Allocation | 
| Cost Apportionment use Cost Allocation | 
| Cost Containment use Cost Control | 
| Cost Control | 
| Cost Effectiveness use Cost-Benefit Analysis | 
| Cost Efficiency Analysis | 
| Cost Savings | 
| Cost Sharing | 
| Cost Shifting use Cost Allocation | 
| Cost of Illness | 
| Cost-Benefit Analysis | 
| Cost-Benefit Data use Cost-Benefit Analysis | 
| Cost-Effectiveness Evaluation | 
| Costa Rica | 
| Costal Chondritis use Tietze's Syndrome | 
| Costoclavicular Syndrome use Thoracic Outlet Syndrome | 
| Costs and Cost Analysis | 
| Costs, Direct Service use Direct Service Costs | 
| Costus | 
| Cosynthase use Uroporphyrinogen III Synthetase | 
| Cosyntropin | 
| Cot Death use Sudden Infant Death | 
| Cote d'Ivoire | 
| Cote d'Ivoire Ebola virus use Ebolavirus | 
| Cotinine | 
| Cotinus use Anacardiaceae | 
| Coto | 
| Cotoneaster use Rosaceae | 
| Cotrimoxazole use Trimethoprim-Sulfamethoxazole Combination | 
| Cotton Fiber | 
| Cotton Industry | 
| Cotton Plant use Gossypium | 
| Cottonmouth use Agkistrodon | 
| Cottonseed use Cottonseed Oil | 
| Cottonseed Oil | 
| Cottontail rabbit papillomavirus | 
| Cottonwood use Populus | 
| Coturnix | 
| Cotyledon | 
| Cotyledon umbilicus | 
| Cougars use Puma | 
| Cough | 
| Coumaphos | 
| Coumaric Acids | 
| Coumarins | 
| Coumarones use Benzofurans | 
| Coumestrol | 
| Council on Health Research for Development | 
| Counseling | 
| Counseling, Sex use Sex Counseling | 
| Counterattack to Military Installations | 
| Countercurrent Chromatography use Countercurrent Distribution | 
| Countercurrent Distribution | 
| Counterimmunoelectrophoresis | 
| Counterirritants use Irritants | 
| Countermeasures, Weightlessness use Weightlessness Countermeasures | 
| Counterpulsation | 
| Counterpulsation, External use Counterpulsation | 
| Countertransference (Psychology) | 
| Countervalue Attack | 
| County Government use Local Government | 
| Couples Therapy | 
| Coupling Factor 1 use Chloroplast Proton-Translocating ATPases | 
| Courses | 
| Courtship | 
| Coverage Equity | 
| Cow's Milk use Breast-Milk Substitutes | 
| Cow, Domestic use Cattle | 
| Cowden Disease use Hamartoma Syndrome, Multiple | 
| Cowden's Disease use Hamartoma Syndrome, Multiple | 
| Cowdria use Ehrlichia | 
| Cowdria ruminantium use Ehrlichia ruminantium | 
| Cowitch use Mucuna | 
| Cowpea Mosaic Virus use Comovirus | 
| Cowpea chlorotic mottle virus use Bromovirus | 
| Cowper's Glands use Bulbourethral Glands | 
| Cowpox | 
| Cowpox virus | 
| Coxa use Hip | 
| Coxa Plana use Legg-Perthes Disease | 
| Coxarthrosis use Osteoarthritis, Hip | 
| Coxiella | 
| Coxiella burnetii | 
| Coxiellaceae | 
| Coxsackievirus A24, Human use Enterovirus C, Human | 
| Coxsackievirus A9, Human use Enterovirus B, Human | 
| Coxsackievirus Infections | 
| Coyotes | 
| Coyotillo use Karwinskia | 
| CpG Clusters use CpG Islands | 
| CpG Islands | 
| CpG-Rich Islands use CpG Islands | 
| CrATP use Adenosine Triphosphate | 
| Crab Lice use Phthirus | 
| Crab, Blue use Brachyura | 
| Crab, Common Shore use Brachyura | 
| Crab, Green use Brachyura | 
| Crab-Eating Monkey use Macaca fascicularis | 
| Crabgrass use Digitaria | 
| Crabs, Horseshoe use Horseshoe Crabs | 
| Crabs, Short-Tailed use Brachyura | 
| Crabs, True use Brachyura | 
| Crack Cocaine | 
| Cracked Tooth Syndrome | 
| Crackers use Cookies | 
| Crackles use Respiratory Sounds | 
| Crambe Plant | 
| Crambe Sponge | 
| Crambe crambe use Crambe Sponge | 
| Cramp use Muscle Cramp | 
| Cramp Bark use Viburnum | 
| Cranberry use Vaccinium macrocarpon | 
| Cranberry, Highbush use Viburnum | 
| Crangon use Crangonidae | 
| Crangonidae | 
| Cranial Arteritis use Giant Cell Arteritis | 
| Cranial Base use Skull Base | 
| Cranial Epidural Hematoma use Hematoma, Epidural, Cranial | 
| Cranial Fossa, Anterior | 
| Cranial Fossa, Middle | 
| Cranial Fossa, Posterior | 
| Cranial Irradiation | 
| Cranial Nerve Diseases | 
| Cranial Nerve I use Olfactory Nerve | 
| Cranial Nerve I Diseases use Olfactory Nerve Diseases | 
| Cranial Nerve II use Optic Nerve | 
| Cranial Nerve II Diseases use Optic Nerve Diseases | 
| Cranial Nerve III use Oculomotor Nerve | 
| Cranial Nerve III Diseases use Oculomotor Nerve Diseases | 
| Cranial Nerve IV use Trochlear Nerve | 
| Cranial Nerve IV Diseases use Trochlear Nerve Diseases | 
| Cranial Nerve IX use Glossopharyngeal Nerve | 
| Cranial Nerve IX Diseases use Glossopharyngeal Nerve Diseases | 
| Cranial Nerve Injuries | 
| Cranial Nerve Neoplasms | 
| Cranial Nerve V use Trigeminal Nerve | 
| Cranial Nerve V Diseases use Trigeminal Nerve Diseases | 
| Cranial Nerve VI use Abducens Nerve | 
| Cranial Nerve VI Diseases use Abducens Nerve Diseases | 
| Cranial Nerve VII use Facial Nerve | 
| Cranial Nerve VII Diseases use Facial Nerve Diseases | 
| Cranial Nerve VIII use Vestibulocochlear Nerve | 
| Cranial Nerve VIII Diseases use Vestibulocochlear Nerve Diseases | 
| Cranial Nerve X use Vagus Nerve | 
| Cranial Nerve X Diseases use Vagus Nerve Diseases | 
| Cranial Nerve XI use Accessory Nerve | 
| Cranial Nerve XI Diseases use Accessory Nerve Diseases | 
| Cranial Nerve XII use Hypoglossal Nerve | 
| Cranial Nerve XII Diseases use Hypoglossal Nerve Diseases | 
| Cranial Nerves | 
| Cranial Neuroma, Benign use Cranial Nerve Neoplasms | 
| Cranial Neuropathies use Cranial Nerve Diseases | 
| Cranial Neuropathies, Multiple use Cranial Nerve Diseases | 
| Cranial Pneumocyst use Pneumocephalus | 
| Cranial Sinus Thrombosis use Sinus Thrombosis, Intracranial | 
| Cranial Sinuses | 
| Cranial Sutures | 
| Cranial Trauma, Penetrating use Head Injuries, Penetrating | 
| Craniocerebral Trauma | 
| Craniocerebral Trauma, Penetrating use Head Injuries, Penetrating | 
| Craniocervical Injuries use Trauma, Nervous System | 
| Craniofacial Abnormalities | 
| Craniofacial Dysostosis | 
| Craniofacial Pain use Facial Pain | 
| Craniology | 
| Craniomandibular Disorders | 
| Craniometry use Cephalometry | 
| Craniopharyngioma | 
| Craniopharyngioma, Adamantinous use Craniopharyngioma | 
| Craniopharyngioma, Papillary use Craniopharyngioma | 
| Craniorachischisis use Neural Tube Defects | 
| Craniosynostoses | 
| Craniotomy | 
| Cranium use Skull | 
| Crassostrea | 
| Crassulaceae | 
| Crataegus | 
| Crataegus oxyacantha | 
| Craterostigma | 
| Crateva use Capparaceae | 
| Cratoxylum use Clusiaceae | 
| Crayfish use Astacoidea | 
| Creams for Eye Areas use Products for Eye Areas | 
| Creamy and Powder Blushes use Products for Facial Makeup | 
| Creatine | 
| Creatine Kinase | 
| Creatine Kinase, BB Form | 
| Creatine Kinase, MB Form | 
| Creatine Kinase, MM Form | 
| Creatine Kinase, Mitochondrial use Creatine Kinase, Mitochondrial Form | 
| Creatine Kinase, Mitochondrial Form | 
| Creatine Phosphate use Phosphocreatine | 
| Creatine Phosphokinase use Creatine Kinase | 
| Creatinine | 
| Creativeness | 
| Credentialing | 
| Credentialing of Health Facilities | 
| Credentialing of Hospital Units | 
| Credentialing of Hospitals | 
| Credit and Collection, Patient use Patient Credit and Collection | 
| Creeping Eruption use Larva Migrans | 
| Cremation use Mortuary Practice | 
| Crenarchaeota | 
| Creosote | 
| Creosote Bush use Larrea | 
| Crepis | 
| Crescendo Transient Ischemic Attacks use Ischemic Attack, Transient | 
| Cresols | 
| Cress use Brassicaceae | 
| Cress, Bitter use Cardamine | 
| Cress, Common Garden use Lepidium sativum | 
| Cress, Garden use Lepidium sativum | 
| Cress, Indian use Tropaeolum | 
| Cress, Meadow use Cardamine | 
| Cress, Mouse-Ear use Arabidopsis | 
| Cress, Rock use Arabis | 
| Cress, Winter use Barbarea | 
| Cress, Yellow use Rorippa | 
| Crete use Greece | 
| Cretinism use Congenital Hypothyroidism | 
| Creutzfeldt-Jakob Disease use Creutzfeldt-Jakob Syndrome | 
| Creutzfeldt-Jakob Syndrome | 
| Cri-du-Chat Syndrome | 
| Crib Death use Sudden Infant Death | 
| Cribriform Plate use Ethmoid Bone | 
| Cribs use Infant Equipment | 
| Cricetidae use Arvicolinae | 
| Cricetinae | 
| Cricetulus | 
| Cricetus use Cricetinae | 
| Crickets use Gryllidae | 
| Cricoid Cartilage | 
| Crigler-Najjar Syndrome | 
| Crime | 
| Crime Victims | 
| Crimean War | 
| Crimean-Congo hemorrhagic fever virus use Hemorrhagic Fever Virus, Crimean-Congo | 
| Criminal Insanity use Insanity Defense | 
| Criminal Justice use Criminal Law | 
| Criminal Law | 
| Criminal Liability | 
| Criminal Psychology | 
| Criminology | 
| Crinivirus | 
| Crinum | 
| Crisis Intervention | 
| Crisscross Heart | 
| Crithidia | 
| Crithidia fasciculata | 
| Critic Flow | 
| Critic Runoff | 
| Critical Care | 
| Critical Illness | 
| Critical Incident Stress Debriefing use Crisis Intervention | 
| Critical Incident Technique use Task Performance and Analysis | 
| Critical Path use Critical Path Method | 
| Critical Path Method | 
| Critical Pathways | 
| Critical Period (Psychology) | 
| Critical Route use Critical Path Method | 
| Crk-Associated Substrate Protein | 
| Croakers use Perciformes | 
| Croatia | 
| Crocidolite Asbestos use Asbestos, Crocidolite | 
| Crocodiles use Alligators and Crocodiles | 
| Crocus | 
| Crocus sativus | 
| Crocus, Autumn use Colchicum | 
| Crohn Disease | 
| Cromakalim | 
| Cromolyn Sodium | 
| Cronkhite-Canada Syndrome use Intestinal Polyposis | 
| Croomia use Stemonaceae | 
| Crop Moisture Ratio | 
| Crop Rotation | 
| Crop, Avian | 
| Crops | 
| Crops, Agricultural | 
| Cross Circulation | 
| Cross Infection | 
| Cross Reactions | 
| Cross-Cultural Comparison | 
| Cross-Linking Reagents | 
| Cross-Over Studies | 
| Cross-Presentation use Cross-Priming | 
| Cross-Priming | 
| Cross-Product Ratio use Odds Ratio | 
| Cross-Sectional Studies | 
| Cross-Transfusion, Intrauterine use Fetofetal Transfusion | 
| Crossarchus use Herpestidae | 
| Crossbite use Malocclusion | 
| Crossbreeding use Hybridization, Genetic | 
| Crossed Connections use Crossed Installations | 
| Crossed Installations | 
| Crosses, Genetic | 
| Crossing Over, Genetic | 
| Crossmatching, Blood use Blood Grouping and Crossmatching | 
| Crossmatching, Tissue use Histocompatibility Testing | 
| Crotalaria | 
| Crotalid Venoms | 
| Crotalids use Viperidae | 
| Crotalus | 
| Crotalus cascavella | 
| Crotalus durissus terrificus use Crotalus cascavella | 
| Crotalus horridus | 
| Crotapotin use Crotoxin | 
| Croton | 
| Croton Oil | 
| Croton chloralum | 
| Croton eluteria use Cascarilla | 
| Croton tiglium | 
| Crotonase use Enoyl-CoA Hydratase | 
| Crotonates | 
| Crotonic Acids | 
| Crotoxin | 
| Croup | 
| Croup-Associated Virus use Parainfluenza Virus 2, Human | 
| Crouzon's Disease use Craniofacial Dysostosis | 
| Crow-Fukase Syndrome use POEMS Syndrome | 
| Crowding | 
| Crown Compounds | 
| Crown Ethers | 
| Crown Gall use Plant Tumors | 
| Crown Lengthening | 
| Crown of Thorns use Euphorbia | 
| Crown-Rump Length | 
| Crowns | 
| Crows | 
| Crucian Carp use Carps | 
| Cruciata use Rubiaceae | 
| Cruciate Ligament, Anterior use Anterior Cruciate Ligament | 
| Cruciate Ligament, Posterior use Posterior Cruciate Ligament | 
| Cruciferae use Brassicaceae | 
| Crude Oil use Petroleum | 
| Cruor use Postmortem Changes | 
| Crush Syndrome | 
| Crustacea | 
| Crutch Palsy use Radial Neuropathy | 
| Crutches | 
| Cruveilhier-Baumgarten Syndrome use Hypertension, Portal | 
| Crying | 
| Cryoablation use Cryosurgery | 
| Cryoanesthesia | 
| Cryoelectron Microscopy | 
| Cryofixation use Cryopreservation | 
| Cryoglobulinemia | 
| Cryoglobulins | 
| Cryopreservation | 
| Cryoprotective Agents | 
| Cryosectioning use Cryoultramicrotomy | 
| Cryosurgery | 
| Cryotherapy | 
| Cryoultramicrotomy | 
| Cryptands use Crown Ethers | 
| Cryptates use Crown Ethers | 
| Cryptenamine use Protoveratrines | 
| Cryptocarya | 
| Cryptocercidae use Cockroaches | 
| Cryptococcal Meningitis use Meningitis, Cryptococcal | 
| Cryptococcosis | 
| Cryptococcus | 
| Cryptococcus neoformans | 
| Cryptogenic Chronic Hepatitis use Hepatitis, Chronic | 
| Cryptogenic Infantile Spasms use Spasms, Infantile | 
| Cryptolepis | 
| Cryptomeria | 
| Cryptomonads use Cryptophyta | 
| Cryptomonas use Cryptophyta | 
| Cryptomys use Mole Rats | 
| Cryptophyta | 
| Cryptopinum | 
| Cryptorchidism | 
| Cryptosporidiidae | 
| Cryptosporidiosis | 
| Cryptosporidium | 
| Cryptosporidium parvum | 
| Cryptostegia use Asclepiadaceae | 
| Crystal Sugar use Sugar | 
| Crystal Violet use Gentian Violet | 
| Crystalline Polymorphs use Crystallization | 
| Crystallinic Acid use Novobiocin | 
| Crystallins | 
| Crystallins, alpha use alpha-Crystallins | 
| Crystallins, alpha A Chain use alpha-Crystallin A Chain | 
| Crystallins, alpha B Chain use alpha-Crystallin B Chain | 
| Crystallins, beta use beta-Crystallins | 
| Crystallins, beta A Chain use beta-Crystallin A Chain | 
| Crystallins, beta B Chain use beta-Crystallin B Chain | 
| Crystallins, delta use delta-Crystallins | 
| Crystallins, epsilon use epsilon-Crystallins | 
| Crystallins, gamma use gamma-Crystallins | 
| Crystallins, omega use omega-Crystallins | 
| Crystallins, tau use tau-Crystallins | 
| Crystallins, zeta use zeta-Crystallins | 
| Crystallization | 
| Crystallography | 
| Crystallography, X-Ray | 
| Ctenomyces use Arthrodermataceae | 
| Ctenophora | 
| Ctenophores use Ctenophora | 
| Cu-Zn Superoxide Dismutase use Superoxide Dismutase | 
| Cuba | 
| Cuban Americans use Hispanic Americans | 
| Cubeb Pepper use Piper | 
| Cubeba officinalis | 
| Cubital Tunnel Syndrome | 
| Cubitus (Elbow) use Elbow | 
| Cubitus (Ulna) use Ulna | 
| Cuboid Bone use Tarsal Bones | 
| Cubozoa | 
| Cucumaria | 
| Cucumber Mosaic Virus Satellite | 
| Cucumber Mosaic Virus Satellite RNA use Cucumber Mosaic Virus Satellite | 
| Cucumber mosaic virus use Cucumovirus | 
| Cucumbers use Cucumis sativus | 
| Cucumis | 
| Cucumis colocynthis use Colocynthis | 
| Cucumis melo | 
| Cucumis sativus | 
| Cucumovirus | 
| Cucurbita | 
| Cucurbita citrullus | 
| Cucurbita pepo | 
| Cucurbitaceae | 
| Cucurbitacins | 
| Cudrania use Moraceae | 
| Cues | 
| Cuff, Rotator use Rotator Cuff | 
| Cul-de-Sac, Douglas' use Douglas' Pouch | 
| Culdoscopes | 
| Culdoscopic Surgical Procedures use Culdoscopy | 
| Culdoscopy | 
| Culex | 
| Culex musca | 
| Culicidae | 
| Culicinins use Peptaibols | 
| Culicoides use Ceratopogonidae | 
| Cullin Proteins | 
| Cultural Aspects use Cultural Characteristics | 
| Cultural Body Modification use Body Modification, Non-Therapeutic | 
| Cultural Characteristics | 
| Cultural Competency | 
| Cultural Deprivation | 
| Cultural Disadvantagement use Cultural Deprivation | 
| Cultural Diversity | 
| Cultural Evolution | 
| Cultural Factors | 
| Culture | 
| Culture Diffusion Chambers use Diffusion Chambers, Culture | 
| Culture Media | 
| Culture Media, Conditioned | 
| Culture Media, Serum-Free | 
| Culture Techniques | 
| Cultured Cells use Cells, Cultured | 
| Cultured Milk Products | 
| Cultured Tumor Cells use Tumor Cells, Cultured | 
| Cumarinum | 
| Cumin use Cuminum | 
| Cumin, Black use Nigella sativa | 
| Cuminum | 
| Cumulative Survival Rate use Survival Rate | 
| Cumulative Trauma Disorders | 
| Cumulonimbus | 
| Cumulus | 
| Cumulus Cells | 
| Cundurango | 
| Cuneiform Bones use Tarsal Bones | 
| Cunninghamella | 
| Cunninghamia | 
| Cuphea | 
| Cuphea viscosissima | 
| Cupressaceae | 
| Cupressus | 
| Cupressus arbor vitae use Thuya occidentalis | 
| Cupressus australis | 
| Cupressus lawsoniana | 
| Cupriavidus | 
| Cupriavidus necator | 
| Cupric Sulfate use Copper Sulfate | 
| Cuprizone | 
| Cuprum Aceticum | 
| Cuprum Ammoniae Sulphuricum | 
| Cuprum Arsenicosum | 
| Cuprum Carbonicum | 
| Cuprum Cyanatum | 
| Cuprum Metallicum | 
| Cuprum Muriaticum | 
| Cuprum Nitricum | 
| Cuprum Oxydatum use Cuprum Oxydatum Nigrum | 
| Cuprum Oxydatum Nigrum | 
| Cuprum Sulphuricum | 
| Curare | 
| Curare-Like Agents use Neuromuscular Nondepolarizing Agents | 
| Curariform Drugs use Neuromuscular Nondepolarizing Agents | 
| Curaçao use Netherlands Antilles | 
| Curculigo | 
| Curculionidae use Weevils | 
| Curcuma | 
| Curcuma javanensis | 
| Curcumin | 
| Cure | 
| Cure Ideal use Cure | 
| Cure Laws | 
| Cure Obstacle | 
| Curettage | 
| Curietherapy use Brachytherapy | 
| Curiosity use Exploratory Behavior | 
| Curium | 
| Curling's Ulcer use Duodenal Ulcer | 
| Currant, Black use Ribes | 
| Current Meter Water | 
| Current Procedural Terminology | 
| Curriculum | 
| Curriculum, Problem-Based use Problem-Based Learning | 
| Curtovirus use Geminiviridae | 
| Cuscus use Anantherum muricatum | 
| Cuscuses use Phalangeridae | 
| Cuscuta | 
| Cushing Disease use Pituitary ACTH Hypersecretion | 
| Cushing Syndrome | 
| Cushion Liners use Denture Liners | 
| Cusimanses use Herpestidae | 
| Cusparia febrifuga use Angustura vera | 
| Cuspid | 
| Cussonia use Araliaceae | 
| Custodial Care | 
| Custody, Child use Child Custody | 
| Customized Drugs use Designer Drugs | 
| Customs use Culture | 
| Cut-Down use Denudation | 
| Cutaneous Drug Administration use Administration, Cutaneous | 
| Cutaneous Fistula | 
| Cutaneous Larva Migrans use Larva Migrans | 
| Cutaneous Mastocytosis use Mastocytosis, Cutaneous | 
| Cutaneous Oximetry use Blood Gas Monitoring, Transcutaneous | 
| Cutdown, Venous use Venous Cutdown | 
| Cutis Elastica use Ehlers-Danlos Syndrome | 
| Cutis Laxa | 
| Cuttlefish use Decapodiformes | 
| Cx43 use Connexin 43 | 
| Cyamopsis | 
| Cyanamide | 
| Cyanates | 
| Cyanides | 
| Cyanoacrylates | 
| Cyanobacteria | 
| Cyanocobalamin use Vitamin B 12 | 
| Cyanogen Bromide | 
| Cyanoketone | 
| Cyanomethanes use Acetonitriles | 
| Cyanomethylamine use Aminoacetonitrile | 
| Cyanophora | 
| Cyanophyceae use Cyanobacteria | 
| Cyanophyta use Cyanobacteria | 
| Cyanosis | 
| Cyanothece | 
| Cybernetics | 
| Cycadophyta | 
| Cycas | 
| Cycasin | 
| Cyclacillin | 
| Cyclamates | 
| Cyclamen | 
| Cyclamen europaeum | 
| Cyclamic Acid use Cyclamates | 
| Cyclandelate | 
| Cyclazocine | 
| Cyclea | 
| Cyclic ADP-Ribose | 
| Cyclic AMP | 
| Cyclic AMP Receptor Protein | 
| Cyclic AMP Receptors use Receptors, Cyclic AMP | 
| Cyclic AMP Response Element Modulator | 
| Cyclic AMP Response Element-Binding Protein | 
| Cyclic AMP Response Element-Binding Protein A | 
| Cyclic AMP-Dependent Protein Kinase Catalytic Subunits | 
| Cyclic AMP-Dependent Protein Kinase RIIalpha Subunit | 
| Cyclic AMP-Dependent Protein Kinase RIIbeta Subunit | 
| Cyclic AMP-Dependent Protein Kinase RIalpha Subunit | 
| Cyclic AMP-Dependent Protein Kinase RIbeta Subunit | 
| Cyclic AMP-Dependent Protein Kinase Type I | 
| Cyclic AMP-Dependent Protein Kinase Type II | 
| Cyclic AMP-Dependent Protein Kinases | 
| Cyclic Amino Acids use Amino Acids, Cyclic | 
| Cyclic CMP | 
| Cyclic GMP | 
| Cyclic GMP-Dependent Protein Kinases | 
| Cyclic Hydrocarbons use Hydrocarbons, Cyclic | 
| Cyclic IMP | 
| Cyclic N-Oxides | 
| Cyclic Nucleotide Phosphodiesterases, Type 1 | 
| Cyclic Nucleotide Phosphodiesterases, Type 2 | 
| Cyclic Nucleotide Phosphodiesterases, Type 3 | 
| Cyclic Nucleotide Phosphodiesterases, Type 4 | 
| Cyclic Nucleotide Phosphodiesterases, Type 5 | 
| Cyclic Nucleotide Phosphodiesterases, Type 6 | 
| Cyclic Nucleotide Phosphodiesterases, Type 7 | 
| Cyclic Nucleotide Phosphodiesterases, Type I use Cyclic Nucleotide Phosphodiesterases, Type 1 | 
| Cyclic Nucleotide-Gated Cation Channels | 
| Cyclic Nucleotide-Regulated Protein Kinases | 
| Cyclic Olefins use Cycloparaffins | 
| Cyclic P-Oxides | 
| Cyclic Peptides use Peptides, Cyclic | 
| Cyclic S-Oxides | 
| Cyclic Somatostatin use Somatostatin | 
| Cyclic-Nucleotide Gated Ion Channels use Cyclic Nucleotide-Gated Cation Channels | 
| Cyclicity use Periodicity | 
| Cyclin A | 
| Cyclin B | 
| Cyclin D1 | 
| Cyclin D1 Genes use Genes, bcl-1 | 
| Cyclin E | 
| Cyclin-Dependent Kinase 1 use CDC2 Protein Kinase | 
| Cyclin-Dependent Kinase 2 | 
| Cyclin-Dependent Kinase 4 | 
| Cyclin-Dependent Kinase 5 | 
| Cyclin-Dependent Kinase 6 | 
| Cyclin-Dependent Kinase 9 | 
| Cyclin-Dependent Kinase Inhibitor Proteins | 
| Cyclin-Dependent Kinase Inhibitor p15 | 
| Cyclin-Dependent Kinase Inhibitor p16 | 
| Cyclin-Dependent Kinase Inhibitor p18 | 
| Cyclin-Dependent Kinase Inhibitor p19 | 
| Cyclin-Dependent Kinase Inhibitor p21 | 
| Cyclin-Dependent Kinase Inhibitor p27 | 
| Cyclin-Dependent Kinase Inhibitor p57 | 
| Cyclin-Dependent Kinases | 
| Cyclins | 
| Cyclitis, Chronic use Uveitis, Intermediate | 
| Cyclitis, Heterochromic use Iridocyclitis | 
| Cyclitols | 
| Cyclization | 
| Cyclizine | 
| Cycloaldolase use Myo-Inositol-1-Phosphate Synthase | 
| Cycloalkanes use Cycloparaffins | 
| Cycloalkenes use Cycloparaffins | 
| Cycloalkynes use Cycloparaffins | 
| Cycloamylose use Cyclodextrins | 
| Cyclobutanes | 
| Cyclocytidine use Ancitabine | 
| Cyclodecanes | 
| Cyclodextrins | 
| Cyclofenil | 
| Cyclogenesis | 
| Cyclogenetic Hurricane Zone | 
| Cycloheptaamylose use Cyclodextrins | 
| Cycloheptanes | 
| Cyclohexadienes use Cyclohexenes | 
| Cyclohexanecarboxylic Acids | 
| Cyclohexanes | 
| Cyclohexanols | 
| Cyclohexanones | 
| Cyclohexenes | 
| Cycloheximide | 
| Cyclohexylamines | 
| Cycloleucine | 
| Cyclomethiazide use Cyclopenthiazide | 
| Cyclonamine use Ethamsylate | 
| Cyclone Warning | 
| Cyclones | 
| Cyclooctanes | 
| Cyclooctenes use Cyclooctanes | 
| Cyclooctodienes use Cyclooctanes | 
| Cyclooxygenase 1 | 
| Cyclooxygenase 2 | 
| Cyclooxygenase 2 Inhibitors | 
| Cyclooxygenase Inhibitors | 
| Cycloparaffins | 
| Cyclopentadienes use Cyclopentanes | 
| Cyclopentanes | 
| Cyclopentenes use Cyclopentanes | 
| Cyclopenthiazide | 
| Cyclopentolate | 
| Cyclophilin use Cyclophilins | 
| Cyclophilin A | 
| Cyclophilins | 
| Cyclophosphamide | 
| Cyclopia Plant | 
| Cycloplegics use Mydriatics | 
| Cyclopoida use Copepoda | 
| Cyclopropanes | 
| Cycloserine | 
| Cyclospora | 
| Cyclosporiasis | 
| Cyclosporin A use Cyclosporine | 
| Cyclosporin-Binding Proteins use Cyclophilins | 
| Cyclosporine | 
| Cyclosporins | 
| Cyclosteroids | 
| Cyclothymic Disorder | 
| Cyclothymic Personality use Cyclothymic Disorder | 
| Cyclotides | 
| Cyclotrons | 
| Cydia pomonella granulovirus use Granulovirus | 
| Cydonia use Rosaceae | 
| Cydonia vulgaris | 
| Cylindroma use Carcinoma, Adenoid Cystic | 
| Cylindrospermopsis | 
| Cymarigenin use Strophanthidin | 
| Cymarine | 
| Cymarinum | 
| Cymbidium Ringspot Virus use Tombusvirus | 
| Cymbopogon | 
| Cynanchum | 
| Cynara | 
| Cynara scolymus | 
| Cynodon | 
| Cynodon dactylon | 
| Cynoglossum use Boraginaceae | 
| Cynoglossum officinale | 
| Cynomolgus Monkey use Macaca fascicularis | 
| Cynomorium | 
| Cyperaceae | 
| Cyperquat use 1-Methyl-4-phenylpyridinium | 
| Cyperus | 
| Cypovirus use Reoviridae | 
| Cypress use Cupressus | 
| Cypress, Bald use Taxodium | 
| Cypress, Lawson's False use Chamaecyparis | 
| Cypress, Yellow use Chamaecyparis | 
| Cyprinidae | 
| Cypriniformes | 
| Cyprinodon use Killifishes | 
| Cyprinodontidae use Killifishes | 
| Cyprinodontiformes | 
| Cyprinus use Carps | 
| Cypripedium pubescens | 
| Cyproheptadine | 
| Cyproterone | 
| Cyproterone Acetate | 
| Cyprus | 
| Cyrtosperma | 
| Cyst Fluid | 
| Cyst, Lymphatic use Lymphocele | 
| Cystadenocarcinoma | 
| Cystadenocarcinoma, Mucinous | 
| Cystadenocarcinoma, Papillary | 
| Cystadenocarcinoma, Serous | 
| Cystadenoma | 
| Cystadenoma Lymphomatosum, Papillary use Adenolymphoma | 
| Cystadenoma, Mucinous | 
| Cystadenoma, Papillary | 
| Cystadenoma, Serous | 
| Cystamine | 
| Cystaphos | 
| Cystathionase use Cystathionine gamma-Lyase | 
| Cystathionine | 
| Cystathionine beta-Synthase | 
| Cystathionine beta-Synthase Deficiency Disease use Homocystinuria | 
| Cystathionine gamma-Lyase | 
| Cystatin Superfamily use Cystatins | 
| Cystatins | 
| Cystatins, Kininogen use Kininogens | 
| Cysteamine | 
| Cystectomy | 
| Cysteic Acid | 
| Cysteinamine use Cysteamine | 
| Cysteine | 
| Cysteine Desulfhydrase use Cystathionine gamma-Lyase | 
| Cysteine Dioxygenase | 
| Cysteine Endopeptidases | 
| Cysteine Protease Inhibitors use Cysteine Proteinase Inhibitors | 
| Cysteine Proteases use Cysteine Endopeptidases | 
| Cysteine Proteinase Antagonists use Cysteine Proteinase Inhibitors | 
| Cysteine Proteinase Inhibitors | 
| Cysteine Proteinase Inhibitors, Endogenous use Cysteine Proteinase Inhibitors | 
| Cysteine Proteinase Inhibitors, Exogenous use Cysteine Proteinase Inhibitors | 
| Cysteine Proteinases use Cysteine Endopeptidases | 
| Cysteine Synthase | 
| Cysteine-Specific tRNA use RNA, Transfer, Cys | 
| Cysteinyldopa | 
| Cystic Adenomatoid Malformation of Lung, Congenital | 
| Cystic Duct | 
| Cystic Fibrosis | 
| Cystic Fibrosis Transmembrane Conductance Regulator | 
| Cystic Periventricular Leukomalacia use Leukomalacia, Periventricular | 
| Cysticercosis | 
| Cysticercosis, Brain use Neurocysticercosis | 
| Cysticercosis, Central Nervous System use Neurocysticercosis | 
| Cysticercus | 
| Cystine | 
| Cystine Arylamidase use Cystinyl Aminopeptidase | 
| Cystine Desulfhydrase use Cystathionine gamma-Lyase | 
| Cystine Knot Motifs | 
| Cystineamine use Cystamine | 
| Cystinosis | 
| Cystinuria | 
| Cystinyl Aminopeptidase | 
| Cystitis | 
| Cystitis, Chronic Interstitial use Cystitis, Interstitial | 
| Cystitis, Interstitial | 
| Cystocele | 
| Cystoid Macular Edema use Macular Edema | 
| Cystopyelitis use Pyelocystitis | 
| Cystosarcoma Phyllodes use Phyllodes Tumor | 
| Cystoscopes | 
| Cystoscopic Surgical Procedures use Cystoscopy | 
| Cystoscopy | 
| Cystostomy | 
| Cystotomy | 
| Cystoviridae | 
| Cystovirus use Cystoviridae | 
| Cysts | 
| Cysts, Central Nervous System use Central Nervous System Cysts | 
| Cysts, Hydatid use Echinococcosis | 
| Cystyl Aminopeptidase use Cystinyl Aminopeptidase | 
| Cytapheresis | 
| Cytarabine | 
| Cytarabine Triphosphate use Arabinofuranosylcytosine Triphosphate | 
| Cytidine | 
| Cytidine Aminohydrolase use Cytidine Deaminase | 
| Cytidine Cyclic-3',5'-Monophosphate use Cyclic CMP | 
| Cytidine Deaminase | 
| Cytidine Diphosphate | 
| Cytidine Diphosphate Choline | 
| Cytidine Diphosphate Diglycerides | 
| Cytidine Diphosphodiacylglycerols use Cytidine Diphosphate Diglycerides | 
| Cytidine Monophosphate | 
| Cytidine Monophosphate N-Acetylneuraminic Acid | 
| Cytidine Phosphates use Cytosine Nucleotides | 
| Cytidine Triphosphate | 
| Cytidylate Phosphatase use 5'-Nucleotidase | 
| Cytidylic Acid use Cytidine Monophosphate | 
| Cytisinum | 
| Cytisus | 
| Cytisus laburnum | 
| Cytisus scoparius use Sarothamnus scoparius | 
| Cytochalasin B | 
| Cytochalasin D | 
| Cytochalasins | 
| Cytochemistry use Histocytochemistry | 
| Cytochrome Oxidase use Electron Transport Complex IV | 
| Cytochrome P-450 use Cytochrome P-450 Enzyme System | 
| Cytochrome P-450 CYP11A1 use Cholesterol Side-Chain Cleavage Enzyme | 
| Cytochrome P-450 CYP11B1 use Steroid 11-beta-Hydroxylase | 
| Cytochrome P-450 CYP11B2 use Aldosterone Synthase | 
| Cytochrome P-450 CYP19 use Aromatase | 
| Cytochrome P-450 CYP1A1 | 
| Cytochrome P-450 CYP1A2 | 
| Cytochrome P-450 CYP21 use Steroid 21-Hydroxylase | 
| Cytochrome P-450 CYP27A1 | 
| Cytochrome P-450 CYP27B1 use 25-Hydroxyvitamin D3 1-alpha-Hydroxylase | 
| Cytochrome P-450 CYP2B1 | 
| Cytochrome P-450 CYP2D6 | 
| Cytochrome P-450 CYP2E1 | 
| Cytochrome P-450 CYP3A | 
| Cytochrome P-450 CYP4A use Alkane 1-Monooxygenase | 
| Cytochrome P-450 CYP7 use Cholesterol 7-alpha-Hydroxylase | 
| Cytochrome P-450 Enzyme System | 
| Cytochrome P-450 Reductase use NADPH-Ferrihemoprotein Reductase | 
| Cytochrome P-450(11 beta) use Steroid 11-beta-Hydroxylase | 
| Cytochrome P-450(16 alpha) use Steroid 16-alpha-Hydroxylase | 
| Cytochrome P-450(17 alpha) use Steroid 17-alpha-Hydroxylase | 
| Cytochrome P-450(AROM) use Aromatase | 
| Cytochrome P-450(cam) use Camphor 5-Monooxygenase | 
| Cytochrome P-450(scc) use Cholesterol Side-Chain Cleavage Enzyme | 
| Cytochrome P-450-Dependent Monooxygenase use Cytochrome P-450 Enzyme System | 
| Cytochrome Reductases | 
| Cytochrome a use Cytochromes a | 
| Cytochrome a Group | 
| Cytochrome aa3 use Electron Transport Complex IV | 
| Cytochrome b use Cytochromes b | 
| Cytochrome b Group | 
| Cytochrome b6f Complex | 
| Cytochrome bc1 Complex use Electron Transport Complex III | 
| Cytochrome c use Cytochromes c | 
| Cytochrome c Group | 
| Cytochrome c1 use Cytochromes c1 | 
| Cytochrome c2 use Cytochromes c2 | 
| Cytochrome d use Cytochrome d Group | 
| Cytochrome d Group | 
| Cytochrome f use Cytochromes f | 
| Cytochrome-B(5) Reductase | 
| Cytochrome-c Oxidase use Electron Transport Complex IV | 
| Cytochrome-c Oxidase Deficiency | 
| Cytochrome-c Peroxidase | 
| Cytochromes | 
| Cytochromes Type A use Cytochrome a Group | 
| Cytochromes a | 
| Cytochromes a1 | 
| Cytochromes a3 | 
| Cytochromes b | 
| Cytochromes b5 | 
| Cytochromes b6 | 
| Cytochromes c | 
| Cytochromes c' | 
| Cytochromes c1 | 
| Cytochromes c2 | 
| Cytochromes c6 | 
| Cytochromes d use Cytochrome d Group | 
| Cytochromes f | 
| Cytodiagnosis | 
| Cytoecetes phagocytophila use Anaplasma phagocytophilum | 
| Cytofluorometry, Flow use Flow Cytometry | 
| Cytogenetic Aberrations use Chromosome Aberrations | 
| Cytogenetic Analysis | 
| Cytogenetic Techniques use Cytogenetic Analysis | 
| Cytogenetics | 
| Cytohistological Preparation Techniques use Histocytological Preparation Techniques | 
| Cytokeratin use Keratins | 
| Cytokine Receptor Common beta Subunit | 
| Cytokine Receptor gp130 | 
| Cytokine Receptors use Receptors, Cytokine | 
| Cytokines | 
| Cytokines, Chemotactic use Chemokines | 
| Cytokinesis | 
| Cytokinins | 
| Cytolipins use Globosides | 
| Cytological Techniques | 
| Cytology | 
| Cytolysin use Perforin | 
| Cytolysins use Cytotoxins | 
| Cytomegalic Inclusion Disease use Cytomegalovirus Infections | 
| Cytomegalovirus | 
| Cytomegalovirus Infections | 
| Cytomegalovirus Retinitis | 
| Cytomegalovirus Vaccines | 
| Cytomegalovirus, Murine use Muromegalovirus | 
| Cytometry, Flow use Flow Cytometry | 
| Cytometry, Image use Image Cytometry | 
| Cytometry, Laser Scanning use Laser Scanning Cytometry | 
| Cytopathic Effect, Viral use Cytopathogenic Effect, Viral | 
| Cytopathogenic Effect, Viral | 
| Cytophaga | 
| Cytophagaceae use Flexibacteraceae | 
| Cytophagales use Bacteroidetes | 
| Cytophotometry | 
| Cytoplasm | 
| Cytoplasmic Elongation Factor 2 use Peptide Elongation Factor 2 | 
| Cytoplasmic Filaments use Cytoskeleton | 
| Cytoplasmic Granules | 
| Cytoplasmic Inclusions use Inclusion Bodies | 
| Cytoplasmic Inheritance use Extrachromosomal Inheritance | 
| Cytoplasmic Polyhedrosis Viruses use Reoviridae | 
| Cytoplasmic Streaming | 
| Cytoplasmic Structures | 
| Cytoplasmic Vesicles | 
| Cytoplasmic and Nuclear Receptors use Receptors, Cytoplasmic and Nuclear | 
| Cytoprotection | 
| Cytosine | 
| Cytosine Arabinoside use Cytarabine | 
| Cytosine Arabinoside Triphosphate use Arabinofuranosylcytosine Triphosphate | 
| Cytosine Deaminase | 
| Cytosine Nucleotides | 
| Cytosine Polynucleotides use Poly C | 
| Cytosine Ribonucleoside use Cytidine | 
| Cytoskeletal Filaments use Cytoskeleton | 
| Cytoskeletal Proteins | 
| Cytoskeleton | 
| Cytosol | 
| Cytosol Aminopeptidase use Leucyl Aminopeptidase | 
| Cytosolic and Nuclear Receptors use Receptors, Cytoplasmic and Nuclear | 
| Cytostatic Agents | 
| Cytostatic Factor use Proto-Oncogene Proteins c-mos | 
| Cytotactin use Tenascin | 
| Cytotaxinogens use Chemotactic Factors | 
| Cytotaxins use Chemotactic Factors | 
| Cytotoxic Agents use Cytotoxins | 
| Cytotoxic Antibiotics use Antibiotics, Antineoplastic | 
| Cytotoxic Brain Edema use Brain Edema | 
| Cytotoxic T-Lymphocytes use T-Lymphocytes, Cytotoxic | 
| Cytotoxicity Tests, Immunologic | 
| Cytotoxicity, Antibody-Dependent Cell use Antibody-Dependent Cell Cytotoxicity | 
| Cytotoxicity, Immunologic | 
| Cytotoxin-Antibody Conjugates use Immunotoxins | 
| Cytotoxins | 
| Cytotrophoblasts use Trophoblasts | 
| Czech Republic | 
| Czechoslovakia | 
| c-ANCA use Antibodies, Antineutrophil Cytoplasmic | 
| c-ErbB-2 Genes use Genes, erbB-2 | 
| c-Ha-ras Genes use Genes, ras | 
| c-Ha-ras p21 use Proto-Oncogene Proteins p21(ras) | 
| c-Ki-ras Genes use Genes, ras | 
| c-Ki-ras p21 use Proto-Oncogene Proteins p21(ras) | 
| c-Myc Genes use Genes, myc | 
| c-N-ras Genes use Genes, ras | 
| c-abl Genes use Genes, abl | 
| c-abl Proteins use Proto-Oncogene Proteins c-abl | 
| c-akt Protein use Proto-Oncogene Proteins c-akt | 
| c-bcl-1 Genes use Genes, bcl-1 | 
| c-bcl-1 Proteins use Cyclin D1 | 
| c-bcl-2 Genes use Genes, bcl-2 | 
| c-bcl-2 Proteins use Proto-Oncogene Proteins c-bcl-2 | 
| c-bcl-6 Protein use Proto-Oncogene Proteins c-bcl-6 | 
| c-bcl-6 Proto-Oncogene Proteins use Proto-Oncogene Proteins c-bcl-6 | 
| c-bcr Proteins use Proto-Oncogene Proteins c-bcr | 
| c-cbl Protein use Proto-Oncogene Proteins c-cbl | 
| c-crk Protein use Proto-Oncogene Proteins c-crk | 
| c-erbA Genes use Genes, erbA | 
| c-erbA Protein use Thyroid Hormone Receptors alpha | 
| c-erbB-1 Genes use Genes, erbB-1 | 
| c-erbB-1 Protein use Receptor, Epidermal Growth Factor | 
| c-erbB-2 Protein use Receptor, erbB-2 | 
| c-erbB-3 Genes use Genes, erbB | 
| c-erbB-3 Protein use Receptor, erbB-3 | 
| c-ets Proto-Oncogene Proteins use Proto-Oncogene Proteins c-ets | 
| c-ets-1 Protein use Proto-Oncogene Protein c-ets-1 | 
| c-ets-2 Protein use Proto-Oncogene Protein c-ets-2 | 
| c-fes Proteins use Proto-Oncogene Proteins c-fes | 
| c-fms Genes use Genes, fms | 
| c-fms Protein use Receptor, Macrophage Colony-Stimulating Factor | 
| c-fos Genes use Genes, fos | 
| c-fos Proteins use Proto-Oncogene Proteins c-fos | 
| c-fos-Associated Protein p39 use Proto-Oncogene Proteins c-jun | 
| c-fyn Protein use Proto-Oncogene Proteins c-fyn | 
| c-hck Proteins use Proto-Oncogene Proteins c-hck | 
| c-jun Genes use Genes, jun | 
| c-jun Proteins use Proto-Oncogene Proteins c-jun | 
| c-kit Ligand use Stem Cell Factor | 
| c-kit Protein use Proto-Oncogene Proteins c-kit | 
| c-kit Receptor use Proto-Oncogene Proteins c-kit | 
| c-maf Protein use Proto-Oncogene Proteins c-maf | 
| c-mdm2 Proto-Oncogene Protein use Proto-Oncogene Proteins c-mdm2 | 
| c-met Proteins use Proto-Oncogene Proteins c-met | 
| c-mos Genes use Genes, mos | 
| c-mos Proteins use Proto-Oncogene Proteins c-mos | 
| c-mpl Ligand use Thrombopoietin | 
| c-myb Genes use Genes, myb | 
| c-myb Proteins use Proto-Oncogene Proteins c-myb | 
| c-myc Proteins use Proto-Oncogene Proteins c-myc | 
| c-onc Proteins use Proto-Oncogene Proteins | 
| c-pim-1 Protein use Proto-Oncogene Proteins c-pim-1 | 
| c-raf Proteins use Proto-Oncogene Proteins c-raf | 
| c-rel Genes use Genes, rel | 
| c-rel Proteins use Proto-Oncogene Proteins c-rel | 
| c-ret Protein use Proto-Oncogene Proteins c-ret | 
| c-sis Genes use Genes, sis | 
| c-sis Proteins use Proto-Oncogene Proteins c-sis | 
| c-src Genes use Genes, src | 
| c-src Protein pp60 use Proto-Oncogene Proteins pp60(c-src) | 
| c-vav Protein use Proto-Oncogene Proteins c-vav | 
| c-yes Protein use Proto-Oncogene Proteins c-yes | 
| cADP-Ribose use Cyclic ADP-Ribose | 
| cAMP Phosphodiesterase use 3',5'-Cyclic-AMP Phosphodiesterases | 
| cAMP Receptors use Receptors, Cyclic AMP | 
| cAMP-Dependent Protein Kinases use Cyclic AMP-Dependent Protein Kinases | 
| cAMP-Responsive Element Modulator use Cyclic AMP Response Element Modulator | 
| cDNA use DNA, Complementary | 
| cDNA Library use Gene Library | 
| cDNA Microarrays use Oligonucleotide Array Sequence Analysis | 
| cDNA Probes use DNA, Complementary | 
| cGMP-Dependent Protein Kinases use Cyclic GMP-Dependent Protein Kinases | 
| cRNA use RNA, Complementary | 
| cRNA Probes use RNA, Complementary | 
| cbl Oncogene Protein use Oncogene Protein v-cbl | 
| cbl Proto-Oncogene Protein use Proto-Oncogene Proteins c-cbl | 
| cdc Genes use Genes, cdc | 
| cdc Proteins use Cell Cycle Proteins | 
| cdc13 Protein use Cyclin B | 
| cdc25 Guanine Nucleotide Exchange Factor use ras-GRF1 | 
| cdc25 Phosphatases | 
| cdc42 GTP-Binding Protein | 
| cdc42 GTP-Binding Protein, Saccharomyces cerevisiae | 
| cdc42 GTP-Binding Protein, Yeast use cdc42 GTP-Binding Protein, Saccharomyces cerevisiae | 
| cdc42 Protein use cdc42 GTP-Binding Protein | 
| cdc42 Protein, Yeast use cdc42 GTP-Binding Protein, Saccharomyces cerevisiae | 
| cdk Proteins use Cyclin-Dependent Kinases | 
| cis-Diammine(cyclobutanedicarboxylato)platinum II use Carboplatin | 
| cis-Diamminedichloroplatinum(II) use Cisplatin | 
| cis-Dichlorodiammineplatinum(II) use Cisplatin | 
| cis-trans-Isomerases | 
| cpn10 use Chaperonin 10 | 
| cpn60 use Chaperonin 60 | 
| crk Oncogene Protein use Oncogene Protein v-crk | 
| crk Proto-Oncogene Proteins use Proto-Oncogene Proteins c-crk |