Nitric OxideNitric Oxide SynthaseArginineNitritesomega-N-MethylarginineNitric Oxide Synthase Type IIAndrostanesMethylene BlueNitratesNitroarginineNG-Nitroarginine Methyl EsterNitroglycerinCyclic GMPEnzyme InhibitorsNitric Oxide Synthase Type IIIVasodilationEndothelium, VascularRats, Sprague-DawleyNitric Oxide Synthase Type IVasodilator AgentsNitric Oxide DonorsAcetylcholineDose-Response Relationship, DrugRats, WistarCells, CulturedOxidesNitrogen OxidesAmino Acid OxidoreductasesS-Nitroso-N-AcetylpenicillamineOxidation-ReductionNitroprussidePenicillamineZinc OxideMolsidomineGuanylate CyclaseS-NitrosoglutathioneS-NitrosothiolsLipopolysaccharidesNADPH DehydrogenaseEnzyme InductionPeroxynitrous AcidIndazolesOxadiazolesSuperoxidesExhalationBreath TestsMacrophagesGuanidinesFree Radical ScavengersBlood PressureRNA, MessengerAdministration, InhalationMice, Inbred C57BLVasoconstrictionSignal TransductionTriazenesAortaOxidative StressNitroso CompoundsArginaseMuscle RelaxationTime FactorsMuscle, Smooth, VascularOxygenFerrosoferric OxideRegional Blood FlowHydrazinesMice, KnockoutGene Expression Regulation, EnzymologicMagnesium OxideDisease Models, AnimalInterferon-gammaReactive Oxygen SpeciesBlotting, WesternEndothelial CellsFerric CompoundsTumor Necrosis Factor-alphaDiethylaminesBradykininAmidinesQuinoxalinesIndomethacinSuperoxide DismutaseReactive Nitrogen SpeciesImmunohistochemistryAorta, ThoracicArteriolesVascular ResistanceHemodynamicsMacrophage ActivationCell LineCyclooxygenase InhibitorsEnzyme ActivationInterleukin-1Macrophages, PeritonealRabbitsLungMicrocirculationCattleIsoenzymes