Calcium ion effects on the rising phases of action potentials obtained from guinea-pig papillary muscles at different potassium concentrations.
D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D002118:Calcium / Q000494:pharmacology*; D004305:Dose-Response Relationship, Drug; D004553:Electric Conductivity; D006168:Guinea Pigs; D006321:Heart / Q000187:drug effects / Q000502:physiology*; D007700:Kinetics; D009200:Myocardial Contraction / Q000187:drug effects*; D010869:Pindolol / Q000494:pharmacology; D011188:Potassium / Q000494:pharmacology*
D010869:Pindolol; D011188:Potassium; D002118:Calcium