title: Predominant negative inotropic effect of UTP on dog cardiac muscle.
mesh_terms: D000241:Adenosine / Q000494:pharmacology; D000818:Animals; D003864:Depression, Chemical; D004285:Dogs; D004558:Electric Stimulation; D006339:Heart Rate / Q000187:drug effects; D066298:In Vitro Techniques; D007269:Injections, Intra-Arterial; D009200:Myocardial Contraction / Q000187:drug effects*; D009638:Norepinephrine / Q000494:pharmacology; D011433:Propranolol / Q000494:pharmacology; D012849:Sinoatrial Node; D014500:Uracil Nucleotides / Q000494:pharmacology*; D014544:Uridine Triphosphate / Q000494:pharmacology*
chemical_list: D014500:Uracil Nucleotides; D011433:Propranolol; D000241:Adenosine; D014544:Uridine Triphosphate; D009638:Norepinephrine