ArteriolesJuxtaglomerular ApparatusRenal CirculationHydronephrosisVasoconstrictionKidney GlomerulusKidneyVasodilationVasoconstrictor AgentsAngiotensin IIMicrocirculationPerfusionNG-Nitroarginine Methyl EsterNitric OxideRats, Sprague-DawleyNitroarginineCyclic N-OxidesMuscle, Smooth, VascularNephronsKidney Tubules, DistalRenal ArteryReninRabbitsPia MaterVasodilator AgentsBlood PressureVascular ResistanceMicroscopy, VideoEnzyme InhibitorsSodium Potassium Chloride Symporter InhibitorsKidney TubulesRats, Inbred WKYNorepinephrineSpin LabelsReceptors, Purinergic P2X1Rats, Inbred SHRIbuprofenNitric Oxide SynthaseFeedbackFeedback, PhysiologicalHomeostasisArginineAcetylcholineHypertension, RenalVenulesRetinal Artery8,11,14-Eicosatrienoic AcidEndothelium, VascularAdenosineHydrazinesProstaglandin AntagonistsDiltiazemCalcium Channel BlockersADP-ribosyl CyclaseIndomethacinDose-Response Relationship, DrugReceptors, ThromboxanePotassium ChlorideReceptor, Adenosine A1FurosemideTetrazolesEndothelinsReceptors, Purinergic P2XHypertensionNifedipineBiphenyl CompoundsSuperoxidesReceptors, AngiotensinCalciumReceptor, Angiotensin, Type 2Nitric Oxide Synthase Type IAngiotensin IReceptor, Angiotensin, Type 1Calcium SignalingProstaglandinsLosartanEndothelin-1PressureImidazolesKidney CortexAngiotensin Receptor AntagonistsRNA, MessengerCheekSynovial MembraneDental Cavity LiningGlomerular Filtration RateMice, KnockoutCalcium ChannelsCapillariesDisease Models, AnimalVasomotor SystemPotassiumCerebral ArteriesArteriesNitroprussideMesoporphyrinsOrgan SizeCoronary VesselsRegional Blood FlowDenture Liners