title: Tyrosine metabolism: urinary excretion studies in Parkinsonism.
mesh_terms: D001835:Body Weight; D002849:Chromatography, Gas; D002852:Chromatography, Ion Exchange; D002855:Chromatography, Thin Layer; D003124:Colorimetry; D004295:Dihydroxyphenylalanine / Q000008:administration & dosage; D005260:Female; D006713:Homogentisic Acid / Q000652:urine; D006801:Humans; D008297:Male; D008875:Middle Aged; D010300:Parkinson Disease / Q000188:drug therapy / Q000652:urine*; D010648:Phenylacetates / Q000652:urine; D014443:Tyrosine / Q000652:urine*; D014642:Vanilmandelic Acid / Q000652:urine
chemical_list: D010648:Phenylacetates; D014443:Tyrosine; D014642:Vanilmandelic Acid; D004295:Dihydroxyphenylalanine; D006713:Homogentisic Acid