title: Membrane currents responsibile for contraction and relaxation of the bullfrog ventricle.
mesh_terms: D000818:Animals; D001001:Anura; D002118:Calcium / Q000494:pharmacology; D003864:Depression, Chemical; D006352:Heart Ventricles / Q000187:drug effects; D066298:In Vitro Techniques; D008564:Membrane Potentials; D011892:Rana catesbeiana; D012964:Sodium / Q000494:pharmacology; D013268:Stimulation, Chemical; D013779:Tetrodotoxin / Q000494:pharmacology; D013997:Time Factors; D016276:Ventricular Function
chemical_list: D013779:Tetrodotoxin; D012964:Sodium; D002118:Calcium