Reperfusion InjuryMyocardial Reperfusion InjuryIschemic PostconditioningBrain IschemiaDisease Models, AnimalReperfusionIschemic PreconditioningMyocardial ReperfusionIschemiaCerebral InfarctionInfarction, Middle Cerebral ArteryRats, Sprague-DawleyMyocardial IschemiaRats, WistarMyocardiumAcute DiseaseCerebral ArteriesCerebrovascular CirculationOxidative StressTime FactorsIschemic Preconditioning, MyocardialIschemic Attack, TransientBrainGlycine Plasma Membrane Transport ProteinsMyocardial InfarctionBrain EdemaMiddle Cerebral ArteryCerebral AngiographyCardiotonic AgentsBrain InjuriesWarm IschemiaPeroxidaseStrokeCerebral HemorrhageCoronary CirculationGerbillinaePerfusionCerebrovascular Disorders