Ischemic Attack, TransientBrain IschemiaPurinergic P2X Receptor AntagonistsReperfusion InjuryGerbillinaeNeuroprotective AgentsHippocampusReperfusionNeuronsInfarction, Middle Cerebral ArteryRats, Sprague-DawleyIschemiaCerebral InfarctionCerebrovascular CirculationBrainDisease Models, AnimalMyocardial Reperfusion InjuryBrain EdemaRats, WistarIschemic PreconditioningErigeronMyocardial IschemiaCerebral ArteriesTime FactorsHypothermia, InducedBrain InfarctionBlood-Brain BarrierMyocardial ReperfusionCell DeathMalondialdehydeHeart ArrestApoptosisMiddle Cerebral ArteryIn Situ Nick-End LabelingEvoked Potentials, SomatosensoryNerve DegenerationCerebral CortexDogsCaspase 3ResuscitationElectroencephalographyProsencephalonCatsCerebral PalsyBody TemperatureBlood PressureMice, KnockoutMyocardiumTriazinesHypoxia, BrainImmunohistochemistryOxygenSubarachnoid HemorrhageCerebral AngiographyIschemic Preconditioning, MyocardialCell CountAnalysis of VarianceGlutamic AcidCerebral HemorrhagePia MaterIschemic PostconditioningIntracranial PressureStrokeMagnetic Resonance ImagingMice, Inbred C57BLWarm IschemiaNimodipineConstrictionPyramidal CellsCerebral VeinsAnimals, NewbornSwineCerebrovascular DisordersMyocardial InfarctionHypoxia-Ischemia, BrainIntracranial Embolism and ThrombosisMalaria, CerebralCardiotonic AgentsCarbon DioxideBrain ChemistryPeroxidaseArterial Occlusive DiseasesOxidative StressCold IschemiaPerfusionMicrocirculationHemodynamicsRandom AllocationNecrosisVasospasm, IntracranialLaser-Doppler FlowmetryExcitatory Amino AcidsDose-Response Relationship, DrugOxygen ConsumptionRabbitsBlood Flow VelocityGlucoseHeartPregnatrienesRegional Blood Flow