title: Determination of tetrahydroisoquinoline alkaloids in biological materials with high performance liquid chromatography.
mesh_terms: D000470:Alkaloids / Q000032:analysis / Q000652:urine*; D000818:Animals; D001923:Brain Chemistry; D002851:Chromatography, High Pressure Liquid; D002852:Chromatography, Ion Exchange; D007546:Isoquinolines / Q000032:analysis / Q000652:urine*; D008832:Microchemistry; D010208:Papaverine / Q000031:analogs & derivatives; D051381:Rats
chemical_list: D000470:Alkaloids; D007546:Isoquinolines; D010208:Papaverine