title: Phenylalanine absorption and metabolism in Parkinsonian patients.
abstract: Oral and intravenous L-phenylalanine loading tests were performed in 13 Parkinsonian patients and in 12 control subjects matched for age and weight. The results showed a normal intestinal absorption and a normal elimination from plasma of phenylalanine in the Parkinsonian patients.
mesh_terms: D000284:Administration, Oral; D000368:Aged; D005260:Female; D006207:Half-Life; D006801:Humans; D007275:Injections, Intravenous; D007408:Intestinal Absorption; D008297:Male; D008875:Middle Aged; D010300:Parkinson Disease / Q000097:blood / Q000378:metabolism*; D010649:Phenylalanine / Q000097:blood / Q000378:metabolism*; D014443:Tyrosine / Q000097:blood
chemical_list: D014443:Tyrosine; D010649:Phenylalanine