title: Coronary constriction induced by vagal stimulation in the isolated rat heart.
mesh_terms: D000818:Animals; D003329:Coronary Vasospasm / Q000503:physiopathology*; D004558:Electric Stimulation; D006321:Heart / Q000502:physiology*; D066298:In Vitro Techniques; D008297:Male; D008688:Methacholine Compounds / Q000494:pharmacology; D051381:Rats; D011919:Rats, Inbred Strains; D011976:Receptors, Muscarinic / Q000187:drug effects; D014630:Vagus Nerve / Q000502:physiology*
chemical_list: D008688:Methacholine Compounds; D011976:Receptors, Muscarinic