AdenosineReceptors, Purinergic P1Receptor, Adenosine A2AReceptor, Adenosine A3Receptor, Adenosine A1Purinergic P1 Receptor AntagonistsPurinergic P1 Receptor AgonistsReceptor, Adenosine A2BXanthinesAdenosine A2 Receptor AntagonistsAdenosine A2 Receptor AgonistsAdenosine-5'-(N-ethylcarboxamide)Adenosine A1 Receptor AntagonistsReceptors, Adenosine A2Adenosine A1 Receptor AgonistsReceptors, PurinergicAdenosine A3 Receptor AntagonistsAdenosine A3 Receptor AgonistsAdenosine DeaminasePhenethylaminesPhenylisopropyladenosineTheophylline2-ChloroadenosineAdenosine KinaseTriazinesPurinergic AntagonistsRadioligand AssayCyclic AMPTheobromineTriazolesDose-Response Relationship, DrugAdenosine Monophosphate5'-NucleotidaseRats, Sprague-DawleyPurinesInosineAminophyllineBinding, CompetitiveRats, WistarGuinea PigsCells, CulturedTubercidinCaffeineNorbornanesCalciumExcitatory Amino Acid AntagonistsAdenylate CyclasePurinergic P2 Receptor AntagonistsDopamine AntagonistsHormone AntagonistsVasodilator AgentsDipyridamoleSignal TransductionNarcotic AntagonistsCricetinaeCHO CellsMuscarinic AntagonistsNeurokinin-1 Receptor AntagonistsKineticsAdrenergic AntagonistsMice, Inbred C57BLMice, KnockoutPiperidinesGABA AntagonistsThioinosineEnzyme InhibitorsAdenineMyocardiumHistamine H2 AntagonistsNucleoside Transport ProteinsTime FactorsColforsinAdenine NucleotidesReceptors, Purinergic P2Phosphodiesterase InhibitorsInterleukin 1 Receptor Antagonist ProteinStructure-Activity RelationshipPyrazolesVasodilationCell MembraneLigandsRNA, MessengerMembrane PotentialsCell LinePatch-Clamp TechniquesDogsAdrenergic alpha-1 Receptor AntagonistsHeart RateRabbitsAminopyridinesGTP-Binding ProteinsAdenosine TriphosphateIsoproterenolSulfonamidesThionucleosidesDisease Models, AnimalHistamine H1 AntagonistsBlood PressureIschemic Preconditioning, MyocardialPotassium Channels