title: Cardiac stimulant action of extracts of coelenterates on rat atria.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000494:pharmacology; D000818:Animals; D003063:Cnidaria; D006325:Heart Atria / Q000187:drug effects*; D006339:Heart Rate / Q000187:drug effects; D066298:In Vitro Techniques; D010646:Phentolamine / Q000494:pharmacology; D011433:Propranolol / Q000494:pharmacology; D051381:Rats; D013268:Stimulation, Chemical; D014020:Tissue Extracts / Q000494:pharmacology*
chemical_list: D000319:Adrenergic beta-Antagonists; D014020:Tissue Extracts; D011433:Propranolol; D010646:Phentolamine