Insusceptibility to the action of cardiotonic steroids of the "slow muscle fibre system" of the toad.
D000818:Animals; D001001:Anura; D002297:Cardanolides / Q000494:pharmacology*; D066298:In Vitro Techniques; D009119:Muscle Contraction; D009132:Muscles / Q000187:drug effects / Q000502:physiology*; D010042:Ouabain / Q000494:pharmacology*; D011188:Potassium / Q000494:pharmacology; D013268:Stimulation, Chemical
D002297:Cardanolides; D010042:Ouabain; D011188:Potassium