title: Pharmacological actions of 4-hydroxytryptamine and 4-hydroxytryptophan.
mesh_terms: D006916:5-Hydroxytryptophan; D007211:Indoles / Q000494:pharmacology*; D012701:Serotonin; D014364:Tryptophan / Q000031:analogs & derivatives
chemical_list: D007211:Indoles; D012701:Serotonin; D014364:Tryptophan; D006916:5-Hydroxytryptophan
keywords: INDOLES/pharmacology; TRYPTOPHAN/related compounds