title: Regulation of myocardial contraction.
mesh_terms: D000251:Adenosine Triphosphatases; D000255:Adenosine Triphosphate; D000818:Animals; D001665:Binding Sites; D002118:Calcium / Q000494:pharmacology / Q000502:physiology*; D002132:Calcium Radioisotopes; D002462:Cell Membrane / Q000187:drug effects; D002463:Cell Membrane Permeability; D000242:Cyclic AMP / Q000502:physiology; D004285:Dogs; D006168:Guinea Pigs; D006321:Heart / Q000187:drug effects / Q000502:physiology*; D006339:Heart Rate; D008931:Mitochondria, Muscle / Q000502:physiology; D009206:Myocardium / Q000201:enzymology; D009210:Myofibrils / Q000502:physiology*; D010042:Ouabain / Q000494:pharmacology; D051381:Rats; D012519:Sarcoplasmic Reticulum / Q000502:physiology; D013268:Stimulation, Chemical; D013974:Thyroxine / Q000502:physiology
chemical_list: D002132:Calcium Radioisotopes; D010042:Ouabain; D000255:Adenosine Triphosphate; D000242:Cyclic AMP; D000251:Adenosine Triphosphatases; D013974:Thyroxine; D002118:Calcium