title: Cyclic nucleotides and the heart.
mesh_terms: D000818:Animals; D002395:Catecholamines / Q000502:physiology; D000242:Cyclic AMP / Q000378:metabolism / Q000502:physiology*; D006003:Glycogen / Q000378:metabolism; D006321:Heart / Q000502:physiology*; D006339:Heart Rate; D009200:Myocardial Contraction; D009206:Myocardium / Q000378:metabolism
chemical_list: D002395:Catecholamines; D006003:Glycogen; D000242:Cyclic AMP