title: Hepatic encephalopathy: a unifying hypothesis.
mesh_terms: D000641:Ammonia / Q000097:blood; D005973:Glutamine / Q000097:blood; D006501:Hepatic Encephalopathy / Q000209:etiology*; D006801:Humans; D014364:Tryptophan / Q000134:cerebrospinal fluid
chemical_list: D005973:Glutamine; D000641:Ammonia; D014364:Tryptophan