AdenosineReceptors, Purinergic P1Receptor, Adenosine A2AProcaterolReceptor, Adenosine A3Receptor, Adenosine A1Purinergic P1 Receptor AgonistsPurinergic P1 Receptor AntagonistsReceptor, Adenosine A2BCoughApomorphineXanthinesAdenosine A2 Receptor AgonistsAdenosine-5'-(N-ethylcarboxamide)Adenosine A2 Receptor AntagonistsReceptors, Adenosine A2Sensory Receptor CellsAdenosine A1 Receptor AgonistsReceptors, PurinergicAdenosine A1 Receptor AntagonistsCapsaicinDopamine AgonistsAdenosine A3 Receptor AntagonistsAdenosine A3 Receptor AgonistsAdenosine DeaminaseReceptors, SerotoninPhenethylaminesPhenylisopropyladenosineTheophylline2-ChloroadenosineIsoproterenolSensitivity and SpecificityRats, Sprague-DawleyAdenosine KinaseDose-Response Relationship, DrugTime FactorsReceptors, GABA-ADopamineCells, CulturedTriazinesTheobrominePurinergic AntagonistsAdenosine MonophosphateCyclic AMP5'-NucleotidaseTriazolesRadioligand AssayPurinesInosineAminophyllineTubercidinNorbornanesDipyridamoleCaffeineAdenylate CyclaseBinding, CompetitiveThioinosineVasodilator AgentsNucleoside Transport ProteinsAdenineAdenine NucleotidesGuinea PigsSignal TransductionKineticsCricetinaeMice, KnockoutCHO CellsMyocardiumMice, Inbred C57BLAdenosine TriphosphatasesRats, WistarCalciumThionucleosidesColforsinNucleosidesDeoxyadenosinesAdenosine Deaminase Inhibitors4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinoneCell MembranePhosphodiesterase InhibitorsHyperemiaStructure-Activity RelationshipGTP-Binding ProteinsIschemic Preconditioning, MyocardialCell LineAminopyridinesVasodilationEquilibrative Nucleoside Transporter 1RNA, MessengerDogsPertussis ToxinHeart RateHeartCyclohexanecarboxylic AcidsEnzyme InhibitorsTritium1-Methyl-3-isobutylxanthineHypoxanthineMolecular Sequence DataIodobenzenes