Nitric OxideNitric Oxide SynthaseNitric Oxide Synthase Type IINitric Oxide Synthase Type IIINitric Oxide DonorsNitric Oxide Synthase Type ING-Nitroarginine Methyl EsterArginineNitritesomega-N-MethylarginineEnzyme InhibitorsNitratesAmino Acid OxidoreductasesNitrogen OxidesS-Nitroso-N-AcetylpenicillamineCyclic GMPOxidesNitroprussidePenicillamineEndothelium, VascularVasodilationMolsidomineGuanylate CyclaseNitroarginineRats, Sprague-DawleyS-NitrosoglutathioneVasodilator AgentsS-NitrosothiolsRats, WistarCells, CulturedDose-Response Relationship, DrugZinc OxideLipopolysaccharidesNADPH DehydrogenaseEnzyme InductionPeroxynitrous AcidIndazolesOxadiazolesSuperoxidesExhalationAcetylcholineBreath TestsGuanidinesMacrophagesFree Radical ScavengersBlood PressureRNA, MessengerAdministration, InhalationMice, Inbred C57BLVasoconstrictionTriazenesSignal TransductionAortaOxidative StressArginaseMuscle RelaxationMuscle, Smooth, VascularRegional Blood FlowTime FactorsHydrazinesMice, KnockoutOxygenNitrosationGene Expression Regulation, EnzymologicInterferon-gammaDisease Models, AnimalReactive Oxygen SpeciesBlotting, WesternEndothelial CellsOxidation-ReductionTumor Necrosis Factor-alphaDiethylaminesBradykininAmidinesQuinoxalinesIndomethacinReactive Nitrogen SpeciesCyclic GMP-Dependent Protein KinasesSuperoxide DismutaseImmunohistochemistryAorta, ThoracicArteriolesVascular ResistanceMacrophage ActivationHemodynamicsCyclooxygenase InhibitorsEnzyme ActivationInterleukin-1Cell LineMacrophages, PeritonealIsothiuroniumEndothelium-Dependent Relaxing FactorsRabbitsMicrocirculationIsoenzymesLungCattleMethylene BlueCyclic N-OxidesPulmonary Circulation