Extracellular action of adenosine and the antagonism by aminophylline on the atrioventricular conduction of isolated perfused guinea pig and rat hearts.
D015105:3',5'-Cyclic-AMP Phosphodiesterases / Q000037:antagonists & inhibitors; D000241:Adenosine / Q000037:antagonists & inhibitors / Q000378:metabolism / Q000494:pharmacology*; D000249:Adenosine Monophosphate / Q000031:analogs & derivatives / Q000494:pharmacology; D000628:Aminophylline / Q000494:pharmacology*; D000818:Animals; D001283:Atrioventricular Node / Q000378:metabolism*; D001692:Biological Transport / Q000187:drug effects; D002250:Carbon Radioisotopes; D000242:Cyclic AMP / Q000378:metabolism; D015226:Dinucleoside Phosphates; D004176:Dipyridamole / Q000494:pharmacology; D005110:Extracellular Space / Q000378:metabolism*; D006168:Guinea Pigs; D006329:Heart Conduction System / Q000378:metabolism*; D009206:Myocardium / Q000378:metabolism; D009638:Norepinephrine / Q000378:metabolism; D010477:Perfusion; D051381:Rats
D002250:Carbon Radioisotopes; D015226:Dinucleoside Phosphates; C006412:adenylyl-(3'-5')-adenosine; D000628:Aminophylline; D000249:Adenosine Monophosphate; D004176:Dipyridamole; D000242:Cyclic AMP; D015105:3',5'-Cyclic-AMP Phosphodiesterases; D000241:Adenosine; D009638:Norepinephrine