AdenosineReceptor, Adenosine A2AReceptor, Adenosine A1Adenosine DeaminaseReceptor, Adenosine A3Receptor, Adenosine A2BAdenosine KinaseReceptors, Adenosine A2Adenosine A2 Receptor AgonistsAdenosine A2 Receptor AntagonistsReceptors, Purinergic P1Adenosine A1 Receptor AntagonistsAdenosine A1 Receptor AgonistsPurinergic P1 Receptor AntagonistsXanthinesPurinergic P1 Receptor AgonistsAdenosine MonophosphateAdenosine-5'-(N-ethylcarboxamide)Adenosine A3 Receptor AntagonistsTheophyllineReceptors, PurinergicAdenosine A3 Receptor AgonistsPhenethylamines2-ChloroadenosinePhenylisopropyladenosineInosine5'-NucleotidaseCyclic AMPAdenosine TriphosphatasesTubercidinAdenine NucleotidesNucleoside DeaminasesCoformycinDipyridamoleTheobromineReceptors, AndrogenPentostatinAdenosine PhosphosulfateTriazinesPurinesThioinosineAdenineKineticsDeoxyadenosinesDose-Response Relationship, DrugPurinergic AntagonistsVasodilator AgentsAminophyllineNucleoside Transport ProteinsHypoxanthineNucleotidasesTriazolesHypoxanthinesNucleosidesApyraseCells, CulturedAdenylate CyclaseRats, Sprague-DawleyCoronary CirculationMyocardiumBucladesineGuinea PigsCalciumRats, WistarRibonucleosidesIsoproterenolAdenosylhomocysteinaseReceptors, Purinergic P2Radioligand AssaySignal TransductionReceptors, Adrenergic, beta-2ColforsinDogsNucleotidesTime FactorsRabbitsCaffeine8-Bromo Cyclic Adenosine MonophosphateExtracellular Space1-Methyl-3-isobutylxanthineMagnesiumVasodilationHyperemiaPerfusionEnzyme InhibitorsNorbornanesCell LineS-AdenosylhomocysteinePhosphodiesterase InhibitorsDinucleoside PhosphatesPurine NucleosidesThionucleotidesHeartRNA EditingEquilibrative Nucleoside Transporter 1Receptor, Anaphylatoxin C5a4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinoneAdenosine Diphosphate SugarsCyclic AMP-Dependent Protein KinasesRats, Inbred Strains