title: The positive inotropic effect of cyclic AMP.
mesh_terms: D000628:Aminophylline / Q000378:metabolism; D000818:Animals; D002087:Butyrates / Q000494:pharmacology; D002110:Caffeine / Q000494:pharmacology; D000242:Cyclic AMP / Q000378:metabolism / Q000494:pharmacology*; D004837:Epinephrine / Q000494:pharmacology; D005934:Glucagon / Q000494:pharmacology; D006168:Guinea Pigs; D006321:Heart / Q000187:drug effects / Q000502:physiology*; D006632:Histamine / Q000494:pharmacology; D007545:Isoproterenol / Q000494:pharmacology; D008238:Lysergic Acid Diethylamide / Q000494:pharmacology; D008954:Models, Biological; D009119:Muscle Contraction / Q000187:drug effects*; D009206:Myocardium / Q000201:enzymology / Q000378:metabolism; D009638:Norepinephrine / Q000494:pharmacology; D010477:Perfusion; D010726:Phosphodiesterase Inhibitors; D051381:Rats; D013806:Theophylline / Q000494:pharmacology; D013997:Time Factors; D014316:Tritium
chemical_list: D002087:Butyrates; D010726:Phosphodiesterase Inhibitors; D014316:Tritium; D000628:Aminophylline; D002110:Caffeine; D006632:Histamine; D008238:Lysergic Acid Diethylamide; D005934:Glucagon; D013806:Theophylline; D000242:Cyclic AMP; D007545:Isoproterenol; D009638:Norepinephrine; D004837:Epinephrine