The effect of theophylline on amine-induced cardiac phosphorylase activation and cardiac contractility.
D000818:Animals; D001285:Atropine / Q000494:pharmacology; D002118:Calcium / Q000378:metabolism; D000242:Cyclic AMP / Q000378:metabolism; D004357:Drug Synergism; D005260:Female; D005964:Glucosyltransferases / Q000378:metabolism*; D006321:Heart / Q000187:drug effects* / Q000502:physiology; D006439:Hemodynamics; D007545:Isoproterenol / Q000494:pharmacology*; D009119:Muscle Contraction / Q000187:drug effects*; D009206:Myocardium / Q000201:enzymology*; D009638:Norepinephrine / Q000494:pharmacology*; D051381:Rats; D013268:Stimulation, Chemical; D013806:Theophylline / Q000494:pharmacology*; D014309:Tripelennamine / Q000494:pharmacology; D014439:Tyramine / Q000494:pharmacology*
D014309:Tripelennamine; D001285:Atropine; D013806:Theophylline; D000242:Cyclic AMP; D005964:Glucosyltransferases; D007545:Isoproterenol; D002118:Calcium; D009638:Norepinephrine; D014439:Tyramine