title: Comparative effects of DL, D and L-3-pyridylalanine on serotonin concentration and tryptophan-serotonin metabolizing enzymes.
mesh_terms: D000409:Alanine / Q000031:analogs & derivatives* / Q000494:pharmacology; D000818:Animals; D001921:Brain / Q000378:metabolism; D008297:Male; D051381:Rats; D011919:Rats, Inbred Strains; D012701:Serotonin / Q000378:metabolism*; D013237:Stereoisomerism; D014018:Tissue Distribution; D014364:Tryptophan / Q000378:metabolism*
chemical_list: D012701:Serotonin; C012787:3-pyridylalanine; D014364:Tryptophan; D000409:Alanine