title: [Aging. 1. Approach to the phenomenon].
mesh_terms: D000375:Aging; D001481:Basal Metabolism; D001923:Brain Chemistry; D002454:Cell Differentiation; D002478:Cells, Cultured; D003238:Connective Tissue; D004782:Environmental Health; D004798:Enzymes; D005815:Genetic Code; D006801:Humans; D008017:Life Expectancy; D009154:Mutation; D009417:Nerve Tissue; D009929:Organ Size; D010858:Pigmentation
chemical_list: D004798:Enzymes
vernacular_title: La sénescence. 1. Approche du phénomène.