Effects of epinephrine, arterenol and isuprel on the electrical potentials of mammalian heart muscle:  inability of nitrites to block effects.
D000818:Animals; D004560:Electricity; D004837:Epinephrine / Q000494:pharmacology*; D006321:Heart / Q000187:drug effects*; D006801:Humans; D007545:Isoproterenol; D008322:Mammals; D009206:Myocardium; D009573:Nitrites / Q000494:pharmacology*; D009638:Norepinephrine / Q000031:analogs & derivatives / Q000494:pharmacology*
D009573:Nitrites; D007545:Isoproterenol; D009638:Norepinephrine; D004837:Epinephrine
ARTERENOL/derivatives; ARTERENOL/effects; EPINEPHRINE/effects; HEART/effect of drugs on; NITRITES/effects