title: Ageing, monoamines, and monoamine-oxidase levels.
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D001344:Autopsy; D001792:Blood Platelets / Q000201:enzymology*; D001923:Brain Chemistry; D002531:Cerebellum / Q000032:analysis / Q000201:enzymology*; D003863:Depression / Q000209:etiology; D006801:Humans; D006897:Hydroxyindoleacetic Acid / Q000032:analysis*; D008722:Methods; D008875:Middle Aged; D008995:Monoamine Oxidase / Q000032:analysis* / Q000097:blood; D009638:Norepinephrine / Q000032:analysis*; D010300:Parkinson Disease; D011618:Psychotic Disorders / Q000209:etiology; D012701:Serotonin / Q000032:analysis*
chemical_list: D012701:Serotonin; D006897:Hydroxyindoleacetic Acid; D008995:Monoamine Oxidase; D009638:Norepinephrine