Ascorbate PeroxidasesPeroxidasesHydrogen PeroxideFree RadicalsAscorbate OxidaseAscorbic AcidFree Radical ScavengersCatalaseHorseradish PeroxidasePeroxidesOxidation-ReductionAntioxidantsGlutathione PeroxidaseHydroxyl RadicalHydrogenPeroxidaseCytochrome-c PeroxidaseOxidative StressGuaiacolSuperoxide DismutaseHydrogen BondingOxidantsReactive Oxygen SpeciesDehydroascorbic AcidElectron Spin Resonance SpectroscopyGlutathionePlant LeavesGlutathione ReductaseLipid PeroxidesChloroplastsChloroplast ProteinsLipid PeroxidationGene Expression Regulation, PlantHydrogen SulfideHydroxidesKineticsSuperoxidesSpinacia oleraceaMolecular Sequence DataPlant ProteinsArabidopsisPeasOxygenParaquatCytosolTobaccoAmino Acid SequencePeroxiredoxinsIronSalicylic AcidDroughtsEosinophil PeroxidaseArabidopsis ProteinsAscorbic Acid DeficiencyPicratesPhotosynthesisAmitroleCyclic N-OxidesSeedlingXanthine OxidasePlant RootsCopperFabaceaeLightPlants, Genetically ModifiedGlucose OxidaseNitrogen OxidesIodide PeroxidaseChlorophyllPlants, MedicinalBase SequenceOxidoreductasesLactoperoxidasePeroxisomesIsoenzymesStress, PhysiologicalFerrous CompoundsAbscisic AcidMalondialdehydeSulfhydryl CompoundsWaterSodium-Coupled Vitamin C TransportersPlants, ToxicSpectrophotometrySpin LabelsPlantsHydrogen-Ion ConcentrationThylakoidsGenes, Planttert-ButylhydroperoxideTime FactorsSoybeansVitamin EScurvyDeferoxamineTooth BleachingCatalysisModels, ChemicalCells, CulturedHypochlorous Acid