title: Tryptophan metabolism in depressive illness.
mesh_terms: D001798:Blood Proteins; D002250:Carbon Radioisotopes; D003863:Depression / Q000378:metabolism* / Q000628:therapy; D004565:Electroconvulsive Therapy; D005260:Female; D006801:Humans; D006897:Hydroxyindoleacetic Acid / Q000652:urine; D007210:Indoleacetic Acids / Q000652:urine; D007275:Injections, Intravenous; D008297:Male; D008875:Middle Aged; D011485:Protein Binding; D014364:Tryptophan / Q000008:administration & dosage / Q000097:blood / Q000378:metabolism*
chemical_list: D001798:Blood Proteins; D002250:Carbon Radioisotopes; D007210:Indoleacetic Acids; D006897:Hydroxyindoleacetic Acid; D014364:Tryptophan