Blockade of epinephrine-induced cardio-acceleration in the frog.
D000818:Animals; D001001:Anura; D004837:Epinephrine; D006321:Heart; D006339:Heart Rate; D006801:Humans; D009200:Myocardial Contraction
D004837:Epinephrine
EPINEPHRINE; HEART BEAT AND RHYTHM