Middle Cerebral ArteryInfarction, Middle Cerebral ArteryCerebral ArteriesCerebrovascular CirculationBrain IschemiaCerebral InfarctionCerebral Arterial DiseasesUltrasonography, Doppler, TranscranialCerebral AngiographyIschemic Attack, TransientBrainArterial Occlusive DiseasesAnterior Cerebral ArteryArteriesBlood Flow VelocityPosterior Cerebral ArteryBrain EdemaReperfusionIntracranial Embolism and ThrombosisStrokeNeuroprotective AgentsBasilar ArteryCarotid Artery, InternalIntracranial AneurysmDisease Models, AnimalMagnetic Resonance ImagingCerebrovascular DisordersBrain InfarctionTomography, X-Ray ComputedFunctional LateralityCerebral RevascularizationRats, Sprague-DawleyCarotid ArteriesMagnetic Resonance AngiographyCerebral CortexTime FactorsTemporal ArteriesCerebral HemorrhageDominance, CerebralSubarachnoid HemorrhageReperfusion InjuryInfarction, Anterior Cerebral ArteryUmbilical ArteriesConstrictionRats, WistarIntracranial EmbolismCircle of WillisAneurysm, RupturedPulmonary ArteryNeurologic ExaminationBlood PressureCarotid Artery DiseasesUltrasonography, DopplerRegional Blood FlowCerebral VeinsVertebral ArteryPia MaterCerebrumTissue Plasminogen ActivatorEchoencephalographyLaser-Doppler FlowmetryIntracranial ThrombosisVasoconstrictionCarotid Artery ThrombosisTreatment OutcomeCatsBlood-Brain BarrierCarotid StenosisCerebral PalsyVasodilationCarotid Artery, ExternalMoyamoya DiseaseCraniotomyFibrinolytic AgentsIntracranial ArteriosclerosisMesenteric ArteriesRenal ArteryFemoral ArteryAngiography, Digital SubtractionCollateral CirculationCarbon DioxideAcute DiseasePulsatile FlowRecovery of FunctionEar, MiddleRats, Inbred SHRIntracranial PressureUltrasonography, PrenatalHypocapniaHemiplegiaVasospasm, IntracranialInjections, Intra-ArterialThrombolytic TherapyInfarction, Posterior Cerebral ArteryAcetazolamideNeuronsOxygenMuscle, Smooth, VascularPapioHemodynamics