title: Tryptophan and hepatic encephalopathy.
mesh_terms: D000596:Amino Acids / Q000097:blood; D001812:Blood-Brain Barrier; D006501:Hepatic Encephalopathy / Q000097:blood*; D006801:Humans; D014364:Tryptophan / Q000097:blood*
chemical_list: D000596:Amino Acids; D014364:Tryptophan