title: Proceedings: Alpha-excitatory receptors in horse intestine.
mesh_terms: D000818:Animals; D006736:Horses; D066298:In Vitro Techniques; D007422:Intestines / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects; D011941:Receptors, Adrenergic; D013566:Sympathomimetics / Q000494:pharmacology
chemical_list: D011941:Receptors, Adrenergic; D013566:Sympathomimetics