Blockade of the action of adrenaline on the isolated frog's heart by beta-haloalkylamines.
D000818:Animals; D001001:Anura; D004837:Epinephrine / Q000037:antagonists & inhibitors*; D006321:Heart; D006801:Humans; D011898:Ranidae; D013565:Sympatholytics
D013565:Sympatholytics; D004837:Epinephrine
EPINEPHRINE/antagonists; SYMPATHOLYTICS/effects