"Catecholamines" in the brain.
D001921:Brain / Q000201:enzymology / Q000378:metabolism*; D004295:Dihydroxyphenylalanine / Q000378:metabolism* / Q000627:therapeutic use; D004296:Dopa Decarboxylase / Q000378:metabolism; D006801:Humans; D010300:Parkinson Disease / Q000188:drug therapy
D004295:Dihydroxyphenylalanine; D004296:Dopa Decarboxylase