title: Tryptophan concentration in serum of patients with regional enteritis. Its possible relation to depression.
mesh_terms: D000928:Antidepressive Agents / Q000627:therapeutic use; D003424:Crohn Disease / Q000097:blood*; D003863:Depression / Q000188:drug therapy / Q000209:etiology; D005243:Feces / Q000032:analysis; D005470:Fluorometry; D006801:Humans; D008055:Lipids / Q000032:analysis; D010865:Pilot Projects; D014364:Tryptophan / Q000097:blood* / Q000627:therapeutic use
chemical_list: D000928:Antidepressive Agents; D008055:Lipids; D014364:Tryptophan