title: Effects of caffeine on tension development in dog papillary muscle under voltage clamp.
mesh_terms: D000200:Action Potentials; D000818:Animals; D002110:Caffeine / Q000494:pharmacology*; D002118:Calcium / Q000378:metabolism; D004285:Dogs; D006352:Heart Ventricles; D066298:In Vitro Techniques; D008564:Membrane Potentials; D009129:Muscle Tonus / Q000187:drug effects*; D010210:Papillary Muscles / Q000187:drug effects
chemical_list: D002110:Caffeine; D002118:Calcium