Receptor, Endothelin AReceptors, EndothelinReceptor, Endothelin BEndothelinsEndothelin-1Endothelin-3Endothelin-2Peptides, CyclicViper VenomsPhenylpropionatesVasoconstrictionSulfonamidesPyrrolidinesAspartic Acid EndopeptidasesVasoconstrictor AgentsAzepinesOligopeptidesBlood PressureIndansEndothelium, VascularPiperidinesRats, Sprague-DawleyMetalloendopeptidasesPeptidesAntihypertensive AgentsMuscle, Smooth, VascularNitric OxideVascular ResistanceDose-Response Relationship, DrugMolecular Sequence DataVasodilator AgentsRats, WistarHemodynamicsHypertension, PulmonaryVasodilationProtein PrecursorsCells, CulturedAntibodies, MonoclonalHypertensionRNA, MessengerCross ReactionsEpitopesKidneyVasomotor SystemRenal CirculationRats, Inbred WKYTime FactorsAmino Acid SequenceRabbitsArteriolesMesenteric ArteriesAntibody SpecificityPulmonary ArteryDansyl CompoundsMuscle ContractionEnzyme-Linked Immunosorbent AssayRadioimmunoassayAngiotensin IIKineticsDioxolesPeptide FragmentsAortaSwineBinding, CompetitiveRats, Inbred SHRRegional Blood FlowNitric Oxide SynthaseCoronary VesselsPhenylephrineMyocardiumDisease Models, AnimalCalciumPyrimidinesIndolesDesoxycorticosteroneEnzyme InhibitorsGlycopeptidesAcetylcholineAtrial Natriuretic FactorRats, Inbred StrainsImmunohistochemistryNeprilysinNorepinephrineHeart RateNitroprussideSkin TestsTetrazolesAorta, ThoracicNicardipineArteriesIsoxazolesSignal TransductionForearmMelanocytesMicrocirculationNG-Nitroarginine Methyl EsterDogsCerebrovascular CirculationPulmonary CirculationSulfhydryl Compounds