Hypoxia-Ischemia, BrainHypoxia, BrainAnimals, NewbornBrain InjuriesBrainInfant, NewbornBrain Damage, ChronicIschemiaAsphyxia NeonatorumBrain IschemiaAnoxiaCerebral PalsyCell HypoxiaInfant, PrematurePia MaterHypercapniaNeuroprotective AgentsBrain DiseasesHypotensionMyocardial IschemiaCerebrovascular CirculationRats, Sprague-DawleyDisease Models, AnimalRats, WistarCell DeathNeuronsBrain ChemistryReperfusion InjuryBrain NeoplasmsOxygenInfant, Newborn, DiseasesBrain MappingFetal HypoxiaTime FactorsBrain EdemaMyocardial Reperfusion InjuryHypoxia-Inducible Factor 1, alpha SubunitIschemic Attack, TransientReperfusionNeonatal ScreeningWarm IschemiaBrain StemIschemic PreconditioningMagnetic Resonance ImagingMyocardiumCerebral CortexGerbillinaeHypoxia-Inducible Factor 1Cold IschemiaMice, Inbred C57BLRNA, MessengerSpinal Cord IschemiaInfarction, Middle Cerebral ArteryHippocampusPregnancyBlood-Brain BarrierCells, CulturedIschemic Preconditioning, MyocardialBrain InfarctionImmunohistochemistryCerebral InfarctionBrain AbscessHeartMyocardial ReperfusionOxygen ConsumptionHemodynamicsSwinePerfusionBlood PressureDogsAnalysis of VarianceBlotting, WesternHindlimbRabbitsAltitudeCoronary CirculationCarbon DioxideApoptosisSignal TransductionRats, Inbred StrainsMice, KnockoutGene Expression RegulationRegional Blood FlowLactic AcidBlood Gas AnalysisHypothermia, InducedAgingNerve Tissue ProteinsDose-Response Relationship, DrugPulmonary ArteryAdenosinePartial PressureAstrocytesNitroimidazolesOxidative StressAdenosine TriphosphateChemoreceptor CellsRespirationVascular Endothelial Growth Factor AHeart Rate