Cerebral ArteriesCerebrovascular CirculationBlood VesselsCell WallMiddle Cerebral ArteryCerebral VeinsCerebral InfarctionBrainCerebral AngiographyBasilar ArteryPia MaterCerebral Amyloid AngiopathyBrain IschemiaCerebral PalsyInfarction, Middle Cerebral ArteryArteriolesEndothelium, VascularSubarachnoid HemorrhageMuscle, Smooth, VascularVasodilationBlood Flow VelocityVasculitis, Central Nervous SystemCerebrovascular DisordersVasospasm, IntracranialVasoconstrictionCarotid ArteriesCoronary VesselsMagnetic Resonance AngiographyHypercapniaMalaria, CerebralBlood-Brain BarrierVasomotor SystemBlood PressureIschemic Attack, TransientMicrocirculationDisease Models, AnimalCapillariesIntracranial AneurysmLymphatic VesselsCatsTime FactorsRetinal VesselsVascular ResistanceMeningesRats, Sprague-DawleyCerebral HemorrhageCarbon DioxideIntracranial ArteriosclerosisArteriesTomography, X-Ray ComputedRabbitsStrokeImmunohistochemistryRats, Inbred SHRVasodilator AgentsUltrasonography, Doppler, TranscranialImaging, Three-DimensionalHypertensionRats, WistarVasoconstrictor AgentsThoracic WallAbdominal WallDogsMagnetic Resonance ImagingAortaArteriosclerosisNitric OxideSerotoninRats, Inbred WKYRegional Blood FlowCarotid Artery, InternalModels, CardiovascularDose-Response Relationship, DrugNitric Oxide SynthaseAnterior Cerebral ArteryAmyloid beta-PeptidesStress, MechanicalSympathetic Nervous SystemVeinsPosterior Cerebral ArteryThrombosisEndothelial CellsCerebral VentriclesAtherosclerosisTunica IntimaBrain EdemaVasa VasorumFemoral ArteryMice, Inbred C57BLCells, CulturedIntracranial Embolism and ThrombosisAorta, AbdominalPlatelet AdhesivenessEndotheliumOxygenArterial Occlusive DiseasesBrain DiseasesSwineAorta, ThoracicNeovascularization, Physiologic