title: Myocardial contractility and energetics following treatment with d-thyroxine.
mesh_terms: D000818:Animals; D002415:Cats; D004558:Electric Stimulation; D006321:Heart / Q000187:drug effects*; D007274:Injections, Intraperitoneal; D008931:Mitochondria, Muscle / Q000378:metabolism; D009206:Myocardium / Q000378:metabolism*; D010085:Oxidative Phosphorylation; D010101:Oxygen Consumption; D011048:Polarography; D013974:Thyroxine / Q000008:administration & dosage / Q000494:pharmacology*
chemical_list: D013974:Thyroxine