Blood VesselsArteriesPulmonary ArteryCarotid ArteriesCerebral ArteriesMesenteric ArteriesFemoral ArteryRenal ArteryCoronary VesselsBasilar ArteryLymphatic VesselsIliac ArteryVertebral ArteryCoronary Artery BypassRetinal VesselsMammary ArteriesEndothelium, VascularRadial ArteryCarotid Artery, InternalSubclavian ArteryNeovascularization, PhysiologicCarotid Artery DiseasesMuscle, Smooth, VascularBrachial ArterySplenic ArteryCarotid Artery, CommonNeovascularization, PathologicHepatic ArteryVasodilationVasoconstrictionOphthalmic ArteryMesenteric Artery, SuperiorCeliac ArteryUmbilical ArteriesEndothelial CellsMiddle Cerebral ArteryThoracic ArteriesTemporal ArteriesRegional Blood FlowRenal Artery ObstructionCoronary AngiographyTime FactorsBronchial ArteriesPopliteal ArteryImmunohistochemistryVasodilator AgentsVascular Endothelial Growth Factor AUlnar ArteryCapillariesCarotid Artery InjuriesArterial Occlusive DiseasesCarotid Artery, ExternalUterine ArteryAortaTreatment OutcomeTomography, X-Ray ComputedVasoconstrictor AgentsCoronary DiseaseBlood Vessel ProsthesisBlood PressureStentsDisease Models, AnimalAngiographyMagnetic Resonance AngiographyVeinsRabbitsDogsPericytesMeningeal ArteriesInfarction, Middle Cerebral ArteryCerebrovascular CirculationAntigens, CD31Nitric OxideRats, Sprague-DawleySwineAxillary ArteryAneurysmCerebral AngiographyAorta, ThoracicHemodynamicsRetinal Artery OcclusionCarotid Artery ThrombosisCoronary CirculationCells, CulturedAngioplasty, BalloonArteriolesCarotid StenosisRats, WistarMice, Inbred C57BLArteriosclerosisSaphenous VeinConstriction, PathologicDose-Response Relationship, DrugModels, CardiovascularVascular PatencyLymphatic SystemNorepinephrineFollow-Up StudiesEndotheliumAcetylcholine