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)TheophyllineAdenosine A3 Receptor AntagonistsReceptors, PurinergicAdenosine A3 Receptor Agonists2-ChloroadenosinePhenethylaminesPhenylisopropyladenosineInosine5'-NucleotidaseCyclic AMPAdenosine TriphosphatasesTubercidinAdenine NucleotidesNucleoside DeaminasesCoformycinDipyridamoleTheobrominePentostatinAdenosine PhosphosulfatePurinesThioinosineTriazinesAdenineDeoxyadenosinesPurinergic AntagonistsKineticsAminophyllineVasodilator AgentsDose-Response Relationship, DrugNucleoside Transport ProteinsHypoxanthineNucleotidasesHypoxanthinesTriazolesNucleosidesApyraseCoronary CirculationAdenylate CyclaseBucladesineCells, CulturedGuinea PigsRibonucleosidesRats, Sprague-DawleyAdenosylhomocysteinaseReceptors, Purinergic P2CalciumMyocardiumRats, WistarNucleotidesDogs8-Bromo Cyclic Adenosine MonophosphateColforsinMagnesiumCaffeineExtracellular SpaceHyperemia1-Methyl-3-isobutylxanthineVasodilationRabbitsNorbornanesTime FactorsPerfusionIsoproterenolS-AdenosylhomocysteinePurine NucleosidesRadioligand AssayDinucleoside PhosphatesPhosphodiesterase InhibitorsRNA EditingEquilibrative Nucleoside Transporter 14-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinoneAdenosine Diphosphate SugarsThionucleotidesPurinergic P2 Receptor AntagonistsGuanosineEnzyme InhibitorsRats, Inbred StrainsHeartSignal TransductionEquilibrative-Nucleoside Transporter 2Platelet AggregationPhosphotransferases