SuperoxidesOxygenSuperoxide DismutaseReactive Oxygen SpeciesOxygen ConsumptionCatalaseOxidative StressHydrogen PeroxideNADPH OxidaseAntioxidantsSinglet OxygenOxygen Inhalation TherapyFree Radical ScavengersFree RadicalsOxidation-ReductionXanthine OxidaseCyclic N-OxidesNitric OxideParaquatNeutrophilsGlutathione PeroxidaseMitochondriaOxygen IsotopesDitiocarbLipid PeroxidationHydroxyl RadicalMetalloporphyrinsOxidantsNitroblue TetrazoliumSpin LabelsLuminescent MeasurementsGlutathioneElectron Spin Resonance SpectroscopyCopperNADH, NADPH OxidoreductasesHyperbaric OxygenationPeroxynitrous AcidManganeseCells, CulturedMalondialdehydeAnoxiaHydroxidesAerobiosisXanthinePartial Pressure1,2-Dihydroxybenzene-3,5-Disulfonic Acid Disodium SaltNitratesAcetophenonesKineticsRespiratory BurstRats, Sprague-DawleyN-Formylmethionine Leucyl-PhenylalanineEndothelium, VascularTime FactorsOxyhemoglobinsOnium CompoundsSpin TrappingPyrogallolNitric Oxide SynthaseDose-Response Relationship, DrugRats, WistarEnzyme InhibitorsAnaerobiosisIronOximetryThiobarbituric Acid Reactive SubstancesNitric Oxide Synthase Type IIIAscorbic AcidApoptosisBiopterinReactive Nitrogen SpeciesOxidoreductasesVasodilationNADPAmyotrophic Lateral SclerosisHemoglobinsHyperoxiaDisease Models, AnimalPeroxidasesEnzyme ActivationHypoxanthinePeroxidaseGlutathione ReductaseMice, Inbred C57BLCattleLipid PeroxidesSignal TransductionPeroxidesElectron TransportCell SurvivalAcetylcysteineVitamin K 3Cell HypoxiaCarbon DioxideHydrogen-Ion ConcentrationMolsidomineCytochrome c GroupPhenanthridinesMolecular Sequence DataOxypurinol