| DeCS 2004 — Conclusion
    of the Conversion of Letters Following the standard adopted by MeSH, the letters
    of the terms (descriptors and synonyms) of the DeCS vocabulary were changed
    to lower case (from the second letter on), in the three languages, including
    also the SP and HP categories. Most changes were made globally. The most
    representative ones are illustrated below:   ·         
    Normal cases: Cancer Vaccines ’ Cancer
    Vaccines Pulmonary
    Heart Disease ’ Pulmonary Heart Disease   ·         
    Organisms in
    Latin (genus and species): HOMO SAPIENS ’
    Homo sapiens Primula
    officinalis ’
    Primula officinalis   ·         
    Organisms with
    acronyms/abbreviations and single letters: MICE, INBRED AKR ’ Mice,
    Inbred AKR Rats, Inbred A
    x C 9935 Irish ’ Rats,
    Inbred A x C 9935
    Irish   ·         
    Chemical terms with acronyms/abbreviations which
    differ in one or more languages): AIDS ANTIGENS ’ AIDS Antigens (English) ANTÍGENOS DA AIDS ’ Antígenos da AIDS (português) ANTIGENOS DEL SIDA ’
    Antigenos del SIDA (espanhol) ANTÍGENOS HIV ’ Antígenos HIV (português) ANTIGENOS VIH ’Antígenos VIH (espanhol)   ·         
    Chemical terms which include names of
    organisms: Silent
    Information Regulator Proteins,
    Saccharomyces cerevisiae ’ Silent
    Information Regulator Proteins,
    Saccharomyces cerevisiae   ·         
    Others: - Accronyms/abbreviations and others which
    contain exceptions (Roman numerals, Greek letters, etc):   Platelet Glycoprotein GPIIb-IIIa Complex ’ Platelet Glycoprotein GPIIb-IIIa Complex FaCtor
    XIIIa ’ Factor
    XIIIa ATPase ’ ATPase Adrenergic alpha-Agonists ’ Adrenergic alpha-Agonists Oncogene Protein p75(gag-fos-fox) ’
    Oncogene Protein p75(gag-fos-fox)   - Words equal to Accronyms, whose characters should
    be lowered:   VISUAL AIDS ’ Visual Aids   - Articles, conjunctions and prepositions:   Africa South of the Sahara ’ Africa South of
    the Sahara AcademiEs AND InstitutEs ’
    Academies and Institutes   - homeopathic terms which, although in Latim in the three languages, are not of animal nor plant origin (organisms), but chemical/mineral (substances):   CADMIUM OXYDATUM
    ’
    Cadmium Oxydatum    (Latin for Cadmium Oxide). |