[Changes in excitability of the isolated frog heart and in potassium metabolism of the mamalian myocardium induced by the effect of various xanthine derivatives].
D000818:Animals; D001001:Anura; D006321:Heart / Q000494:pharmacology*; D009206:Myocardium / Q000378:metabolism*; D011188:Potassium / Q000378:metabolism*; D011898:Ranidae; D019820:Xanthine; D014970:Xanthines / Q000494:pharmacology*
D014970:Xanthines; D019820:Xanthine; D011188:Potassium
HEART/pharmacology; MYOCARDIUM/metabolism; POTASSIUM/metabolism; XANTHINES/pharmacology