title: Tetrahydroisoquinoline alkaloids: in vivo metabolites of L-dopa in man.
mesh_terms: D000470:Alkaloids / Q000652:urine*; D055598:Chemical Phenomena; D002621:Chemistry; D002849:Chromatography, Gas; D004295:Dihydroxyphenylalanine / Q000378:metabolism*; D004347:Drug Interactions; D000431:Ethanol / Q000494:pharmacology; D006801:Humans; D007546:Isoquinolines / Q000652:urine*; D008297:Male; D008875:Middle Aged; D010208:Papaverine / Q000652:urine
chemical_list: D000470:Alkaloids; D007546:Isoquinolines; D000431:Ethanol; D004295:Dihydroxyphenylalanine; D010208:Papaverine