title: Free and bound serum tryptophan in drug-free normal controls and chronic schizophrenic patients.
mesh_terms: D000328:Adult; D002908:Chronic Disease; D002986:Clinical Trials as Topic; D004361:Drug Tolerance; D005215:Fasting; D005470:Fluorometry; D006801:Humans; D008297:Male; D008875:Middle Aged; D011485:Protein Binding; D012559:Schizophrenia / Q000097:blood*; D013997:Time Factors; D014364:Tryptophan / Q000008:administration & dosage / Q000097:blood*
chemical_list: D014364:Tryptophan