title: Analysis in human plasma of 3-methoxytyrosine: a metabolite of DOPA.
mesh_terms: D002852:Chromatography, Ion Exchange; D004295:Dihydroxyphenylalanine / Q000378:metabolism* / Q000627:therapeutic use; D004987:Ethers / Q000097:blood; D005215:Fasting; D006801:Humans; D013058:Mass Spectrometry; D010300:Parkinson Disease / Q000097:blood* / Q000188:drug therapy; D010649:Phenylalanine / Q000097:blood; D014443:Tyrosine / Q000097:blood*
chemical_list: D004987:Ethers; D014443:Tyrosine; D010649:Phenylalanine; D004295:Dihydroxyphenylalanine