title: [Effect of substances altering the intracellular cyclic adenosine monophosphate level on the sensitivity of the frog heart to acetylcholine].
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology*; D000262:Adenylyl Cyclases / Q000378:metabolism*; D000818:Animals; D000242:Cyclic AMP / Q000378:metabolism*; D004789:Enzyme Activation / Q000187:drug effects; D006160:Guanosine Triphosphate / Q000494:pharmacology; D006321:Heart / Q000187:drug effects*; D009206:Myocardium / Q000378:metabolism*; D010726:Phosphodiesterase Inhibitors / Q000494:pharmacology*; D011896:Rana temporaria; D013806:Theophylline / Q000494:pharmacology
chemical_list: D010726:Phosphodiesterase Inhibitors; D006160:Guanosine Triphosphate; D013806:Theophylline; D000242:Cyclic AMP; D000262:Adenylyl Cyclases; D000109:Acetylcholine
vernacular_title: Vliianie veshchestv, izmeniaiushchikh vnutrikletochnyĭ uroven' tsiklicheskogo adenozinmonofosfata, na chuvstvitel'nost' serdtsa liagushki k atsetilkholinu.