Reactive Oxygen SpeciesReperfusion InjuryMyocardial Reperfusion InjuryIschemiaOxygenReperfusionOxidative StressMyocardial IschemiaMyocardial ReperfusionBrain IschemiaHydrogen PeroxideAntioxidantsNADPH OxidaseFree Radical ScavengersSuperoxide DismutaseRats, Sprague-DawleyApoptosisMitochondriaMyocardiumIschemic PreconditioningCatalaseRats, WistarOxygen ConsumptionIschemic Preconditioning, MyocardialOxidation-ReductionSuperoxidesDisease Models, AnimalTime FactorsAcetylcysteineCells, CulturedSignal TransductionOxidantsMice, Inbred C57BLLipid PeroxidationMembrane Potential, MitochondrialGlutathioneNitric OxidePeroxidaseMalondialdehydeMitochondria, HeartCardiotonic AgentsMyocardial InfarctionCell DeathMyocytes, CardiacXanthine OxidaseIschemic PostconditioningFree RadicalsEnzyme InhibitorsMice, KnockoutCell SurvivalProtective AgentsWarm IschemiaReactive Nitrogen SpeciesCyclic N-OxidesNecrosisBlotting, WesternCytoprotectionNeuroprotective AgentsEnzyme ActivationHydroxyl RadicalTioproninCaspase 3HeartL-Lactate DehydrogenaseDose-Response Relationship, DrugNeutrophilsOnium CompoundsKidneyPerfusionCold IschemiaGlutathione PeroxidaseSinglet OxygenIschemic Attack, TransientAnoxiaRNA, MessengerHeme Oxygenase-1LiverCoronary CirculationInfarction, Middle Cerebral ArteryEndothelium, VascularCell HypoxiaCytochromes cRandom AllocationCell LineHemodynamicsPhosphorylationMyocardial ContractionCalciumCreatine KinaseUp-RegulationAdenosine TriphosphateModels, AnimalTumor Necrosis Factor-alphaNF-kappa BIn Situ Nick-End LabelingBrainDNA DamageNeutrophil InfiltrationRabbitsModels, Biological