Nitric OxideReactive Oxygen SpeciesNitric Oxide SynthaseOxygenNitric Oxide Synthase Type IINitric Oxide Synthase Type IIINitric Oxide DonorsNitric Oxide Synthase Type IOxygen ConsumptionOxidative StressNG-Nitroarginine Methyl EsterHydrogen PeroxideNitritesEnzyme InhibitorsArginineomega-N-MethylarginineAntioxidantsFree Radical ScavengersNitratesNADPH OxidaseSuperoxidesOxidation-ReductionNitrogen OxidesCells, CulturedSuperoxide DismutaseEndothelium, VascularS-Nitroso-N-AcetylpenicillamineOxidesAmino Acid OxidoreductasesCyclic GMPRats, Sprague-DawleyNitroprussideReactive Nitrogen SpeciesMitochondriaPenicillamineCatalaseVasodilationSinglet OxygenDose-Response Relationship, DrugSignal TransductionOxidantsRats, WistarApoptosisAcetylcysteineOxygen Inhalation TherapyGlutathioneMolsidomineGuanylate CyclaseVasodilator AgentsS-NitrosoglutathioneNitroargininePeroxynitrous AcidTime FactorsMice, Inbred C57BLLipopolysaccharidesXanthine OxidaseCyclic N-OxidesFree RadicalsAnoxiaRNA, MessengerS-NitrosothiolsLipid PeroxidationEnzyme ActivationMacrophagesNADPH DehydrogenaseCell SurvivalEnzyme InductionCell LineBlotting, WesternMice, KnockoutZinc OxideMembrane Potential, MitochondrialDisease Models, AnimalBlood PressureLuminescent MeasurementsOnium CompoundsCell DeathGene Expression Regulation, EnzymologicEndothelial CellsAortaMuscle, Smooth, VascularIndazolesAcetylcholineTumor Necrosis Factor-alphaVasoconstrictionGuanidinesNF-kappa BOxadiazolesHydroxyl RadicalBreath TestsAdministration, InhalationOxygen IsotopesExhalationLungRegional Blood FlowHyperbaric OxygenationModels, BiologicalHemoglobinsElectron Spin Resonance SpectroscopyCalcium