MyocardiumReperfusion InjuryIschemiaMyocardial Reperfusion InjuryReperfusionMyocardial ReperfusionMyocardial IschemiaBrain IschemiaHeartMyocardial InfarctionMyocardial StunningIschemic Preconditioning, MyocardialMyocardial ContractionCoronary CirculationIschemic PreconditioningTime FactorsRats, Sprague-DawleyRats, WistarDisease Models, AnimalDogsCardiotonic AgentsIschemic Attack, TransientWarm IschemiaPerfusionHemodynamicsMyocytes, CardiacHeart VentriclesCreatine KinaseVentricular Function, LeftIschemic PostconditioningMitochondria, HeartInfarction, Middle Cerebral ArteryCold IschemiaCoronary DiseaseNecrosisCoronary VesselsRabbitsGerbillinaeNeuroprotective AgentsPeroxidaseSpinal Cord IschemiaElectrocardiographyConstrictionCardioplegic SolutionsSwineHeart Arrest, InducedMice, Inbred C57BLCerebrovascular CirculationTissue SurvivalRandom AllocationApoptosisMalondialdehydeAdenosineCerebral InfarctionMicrocirculationVentricular PressureHeart RateL-Lactate DehydrogenaseOxidative StressBrainDecanoic AcidsVentricular RemodelingPhosphocreatineBlood PressureEchocardiographyHindlimbModels, AnimalHydroxy AcidsThrombolytic TherapyImmunohistochemistryCalciumPericardiumAdenosine TriphosphateOxygenNitric OxideVentricular FunctionHypothermia, InducedCollateral CirculationTomography, Emission-Computed, Single-PhotonCardiomyopathiesSuperoxide DismutaseProtective AgentsTioproninEnzyme InhibitorsVentricular Dysfunction, LeftCell DeathOrgan PreservationHeart Function TestsRegional Blood FlowIn Situ Nick-End LabelingMice, KnockoutOxygen ConsumptionBlotting, WesternBrain EdemaOrganotechnetium CompoundsReactive Oxygen SpeciesKidneyRNA, MessengerRecovery of FunctionCytoprotection