title: THE POSSIBLE RELATIONSHIP BETWEEN CARDIAC RELAXING SUBSTANCE AND CYCLIC ADENOSINE 3',5'-MONPHOSPHATE.
mesh_terms: D000227:Adenine Nucleotides; D000241:Adenosine; D000251:Adenosine Triphosphatases; D002118:Calcium; D004285:Dogs; D006321:Heart; D009206:Myocardium; D010600:Pharmacology; D012106:Research
chemical_list: D000227:Adenine Nucleotides; D000251:Adenosine Triphosphatases; D000241:Adenosine; D002118:Calcium
keywords: ADENINE NUCLEOTIDES; ADENOSINE TRIPHOSPHATASE; CALCIUM; DOGS; EXPERIMENTAL LAB STUDY; MYOCARDIUM; PHARMACOLOGY