ArteriolesReninPia MaterVasodilationVenulesRetinal ArteryVasoconstrictionMicrocirculationRenin-Angiotensin SystemKidneyBlood PressureAngiotensin IIAngiotensinogenVasodilator AgentsAldosteroneNitric OxideMuscle, Smooth, VascularRenal CirculationRats, Sprague-DawleyCheekHypertensionFumaratesAngiotensin IEndothelium, VascularVasoconstrictor AgentsJuxtaglomerular ApparatusMicroscopy, VideoVasomotor SystemHypertension, RenalVascular ResistanceAngiotensinsFurosemideAcetylcholineNitroprussideNG-Nitroarginine Methyl EsterNitroarginineCapillariesArteriesNitric Oxide SynthaseCerebral ArteriesNorepinephrineMesoporphyrinsKidney GlomerulusDiet, Sodium-RestrictedEnzyme InhibitorsAmidesRegional Blood FlowCoronary VesselsDose-Response Relationship, DrugHypertension, RenovascularHydronephrosisRats, Inbred SHRSwine, MiniatureEnzyme PrecursorsCaptoprilMuscle, SkeletalRats, Inbred WKYNitric Oxide Synthase Type IIIAdenosineMesocricetusSwineRetinal VesselsRats, WistarAngiotensin-Converting Enzyme InhibitorsMuscle TonusProstaglandinsPerfusionIndomethacinAntihypertensive AgentsRats, Inbred StrainsBradykininSodiumRNA, MessengerHemodynamicsBlood Flow VelocityDogsPotassium ChlorideNephrectomyPeptidyl-Dipeptidase ALosartanHypertension, MalignantCyclooxygenase InhibitorsRenal ArteryTetrazolesHydrazinesKidney Tubules, DistalCyclic N-Oxides15-Hydroxy-11 alpha,9 alpha-(epoxymethano)prosta-5,13-dienoic AcidReceptor, Angiotensin, Type 1PimozideMicrovesselsRabbitsPotassiumRetinal VeinPapaverineEndothelin-1Sodium Chloride, DietarySubmandibular GlandStress, MechanicalSodium Chloride