AdenosineReceptor, Adenosine A2AReceptor, Adenosine A1Reperfusion InjuryAdenosine DeaminaseReceptor, Adenosine A3Adenosine A2 Receptor AgonistsMyocardial Reperfusion InjuryReperfusionReceptor, Adenosine A2BPurinergic P1 Receptor AgonistsAdenosine A1 Receptor AgonistsAdenosine KinaseMyocardial ReperfusionReceptors, Purinergic P1Receptors, Adenosine A2Adenosine A2 Receptor AntagonistsAdenosine A1 Receptor AntagonistsPurinergic P1 Receptor AntagonistsXanthinesAdenosine-5'-(N-ethylcarboxamide)Adenosine A3 Receptor AgonistsAdenosine MonophosphatePhenethylaminesSerotonin Receptor AgonistsReceptors, PurinergicDopamine AgonistsRats, Sprague-DawleyTheophyllineAdenosine A3 Receptor AntagonistsDose-Response Relationship, DrugSerotonin 5-HT1 Receptor AgonistsPhenylisopropyladenosine2-ChloroadenosineCyclic AMPRats, WistarSerotonin 5-HT2 Receptor AgonistsMyocardiumInosine5'-NucleotidasePurinergic P2 Receptor AgonistsTime FactorsGABA AgonistsIschemic Preconditioning, MyocardialMyocardial IschemiaGABA-A Receptor AgonistsGABA-B Receptor AgonistsTubercidinCannabinoid Receptor AgonistsSerotonin 5-HT4 Receptor AgonistsAdenine NucleotidesAdenosine TriphosphatasesCoronary CirculationDisease Models, AnimalMyocardial InfarctionAdrenergic alpha-2 Receptor AgonistsCells, CulturedTheobromineCalciumGuinea PigsIschemic PreconditioningDogsPerfusionReceptors, Opioid, kappaHistamine AgonistsTriazinesHeartRadioligand AssayNucleoside DeaminasesPurinesDipyridamoleIschemiaMice, Inbred C57BLMuscarinic AgonistsKineticsVasodilator AgentsSignal TransductionRabbitsCoformycinReceptors, Dopamine D2Receptors, Opioid, muSerotonin AntagonistsEnzyme InhibitorsAdrenergic AgonistsHemodynamicsReceptors, Opioid, deltaBaclofen2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepineReceptors, Purinergic P2Cardiotonic AgentsPiperidinesAdrenergic beta-AgonistsPentostatinQuinpiroleReceptors, Dopamine D1Adenylate CyclasePurinergic AntagonistsAdrenergic beta-3 Receptor AgonistsAdenosine PhosphosulfateIsoproterenol