title: Elevation of plasma tyrosine after a single oral dose of L-tyrosine.
mesh_terms: D000284:Administration, Oral; D000293:Adolescent; D000328:Adult; D001812:Blood-Brain Barrier; D006801:Humans; D007700:Kinetics; D014364:Tryptophan / Q000097:blood; D014443:Tyrosine / Q000008:administration & dosage / Q000097:blood*
chemical_list: D014443:Tyrosine; D014364:Tryptophan