AortaAorta, ThoracicAorta, AbdominalCesarean SectionAortic DiseasesFrozen SectionsAortic CoarctationAortic AneurysmAortographyMuscle, Smooth, VascularAortic Aneurysm, ThoracicArteriosclerosisAneurysm, DissectingRabbitsEndothelium, VascularBlood Vessel Prosthesis ImplantationAortic RuptureAortic Aneurysm, AbdominalBlood Vessel ProsthesisVasodilationVasoconstrictionTomography, X-Ray ComputedPhenylephrineVasoconstrictor AgentsRats, WistarAortitisImmunohistochemistryAneurysm, InfectedElastinVasodilator AgentsMicrotomyArteriesRats, Sprague-DawleyAtherosclerosisMuscle ContractionBlood PressurePolyethylene TerephthalatesTime FactorsMuscle RelaxationDilatation, PathologicMarfan SyndromeDiet, AtherogenicAcetylcholineNitric OxideVenae CavaeRats, Inbred WKYDisease Models, AnimalIliac ArteryPregnancyRats, Inbred SHRAneurysm, FalseHypertensionMicroscopy, ElectronDose-Response Relationship, DrugHistological TechniquesAortic ValveRNA, MessengerCholesterol, DietaryEndotheliumNorepinephrineApolipoproteins EAnastomosis, SurgicalMice, Inbred C57BLStaining and LabelingElastic TissueAnesthesia, ObstetricalCells, CulturedNitroprussideCatheterizationNitric Oxide Synthase Type IIINitric Oxide SynthaseRats, Inbred StrainsConstrictionElasticityPulmonary ArteryTreatment OutcomeHistocytochemistryEchocardiography, TransesophagealSwinePotassium ChlorideAngiotensin IIStentsTakayasu ArteritisBlood VesselsSubclavian ArteryCyclic GMPMesenteric ArteriesMice, KnockoutCalcinosisFemoral ArteryDogsCarotid ArteriesBrachiocephalic TrunkCholesterolProsthesis DesignMethylene BlueNG-Nitroarginine Methyl EsterTunica IntimaVascular Surgical ProceduresBlood Flow Velocity