Verapamil blockade of slow Na+ and Ca++ responses in myocardial cells.
D000200:Action Potentials / Q000187:drug effects; D000367:Age Factors; D000818:Animals; D003994:Bucladesine / Q000494:pharmacology; D002110:Caffeine / Q000494:pharmacology; D002118:Calcium / Q000037:antagonists & inhibitors*; D002478:Cells, Cultured; D002642:Chick Embryo; D003864:Depression, Chemical; D006168:Guinea Pigs; D006321:Heart / Q000187:drug effects*; D066298:In Vitro Techniques; D007545:Isoproterenol / Q000494:pharmacology; D008345:Manganese / Q000494:pharmacology; D008839:Microelectrodes; D009206:Myocardium / Q000166:cytology*; D010477:Perfusion; D012964:Sodium / Q000037:antagonists & inhibitors*; D013045:Species Specificity; D013779:Tetrodotoxin / Q000494:pharmacology; D013997:Time Factors; D014700:Verapamil / Q000494:pharmacology*
D002110:Caffeine; D008345:Manganese; D013779:Tetrodotoxin; D003994:Bucladesine; D012964:Sodium; D014700:Verapamil; D007545:Isoproterenol; D002118:Calcium