title: Calcium and cardiac contractility.
mesh_terms: D000251:Adenosine Triphosphatases / Q000378:metabolism; D002118:Calcium / Q000378:metabolism / Q000494:pharmacology*; D000242:Cyclic AMP / Q000378:metabolism; D004721:Endoplasmic Reticulum / Q000378:metabolism; D004837:Epinephrine / Q000494:pharmacology; D005110:Extracellular Space; D005934:Glucagon / Q000494:pharmacology; D006321:Heart / Q000187:drug effects*; D006801:Humans; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*; D009206:Myocardium / Q000201:enzymology / Q000378:metabolism; D010042:Ouabain / Q000494:pharmacology; D011485:Protein Binding / Q000187:drug effects
chemical_list: D010042:Ouabain; D005934:Glucagon; D000242:Cyclic AMP; D000251:Adenosine Triphosphatases; D002118:Calcium; D004837:Epinephrine