title: Histamine-induced relaxation of rat aorta. Importance of H1 receptor and vascular endothelium.
mesh_terms: D000818:Animals; D001013:Aorta, Thoracic / Q000187:drug effects; D001667:Binding, Competitive; D002927:Cimetidine / Q000494:pharmacology; D004155:Diphenhydramine / Q000494:pharmacology; D004727:Endothelium / Q000187:drug effects*; D006632:Histamine / Q000494:pharmacology*; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects*; D009126:Muscle Relaxation / Q000187:drug effects*; D009131:Muscle, Smooth, Vascular / Q000187:drug effects*; D010656:Phenylephrine / Q000494:pharmacology; D051381:Rats; D011968:Receptors, Histamine / Q000502:physiology*; D011969:Receptors, Histamine H1 / Q000502:physiology*
chemical_list: D011968:Receptors, Histamine; D011969:Receptors, Histamine H1; D010656:Phenylephrine; D002927:Cimetidine; D006632:Histamine; D004155:Diphenhydramine