Ascorbate PeroxidasesHydrogen PeroxidePeroxidasesAscorbate OxidaseAscorbic AcidPeroxidesHydrogenCatalaseHydrogen BondingHorseradish PeroxidaseOxidation-ReductionOxidantsGlutathione PeroxidaseOxidative StressPeroxidaseAntioxidantsHydrogen SulfideCytochrome-c PeroxidaseGuaiacolSuperoxide DismutaseReactive Oxygen SpeciesLipid PeroxidesFree RadicalsGlutathionePlant LeavesDehydroascorbic AcidGlutathione ReductaseChloroplastsGene Expression Regulation, PlantChloroplast ProteinsHydroxyl RadicalPeroxiredoxinsAmitroleKineticsMolecular Sequence DataSuperoxidesGlucose OxidasePlant ProteinsParaquatArabidopsisHydroxidesLipid PeroxidationFree Radical ScavengersSpinacia oleraceaPeasTooth BleachingOxygenAmino Acid SequenceElectron Spin Resonance SpectroscopyCytosolLactoperoxidaseSalicylic AcidTobaccoAcatalasiaBenzoyl PeroxideIronEosinophil PeroxidaseDroughtsArabidopsis ProteinsHypochlorous AcidOxidoreductasesHydrogen-Ion ConcentrationPhotosynthesisSeedlingSpectrophotometryPlant RootsWaterCopperPlants, Genetically ModifiedAscorbic Acid DeficiencyLighttert-ButylhydroperoxideStress, PhysiologicalBase SequenceCatalysisSulfhydryl CompoundsFabaceaeAbscisic AcidPeroxisomesFerrous CompoundsTooth Bleaching AgentsChlorophyllCells, CulturedIsoenzymesIodide PeroxidasePlantsMutationGenes, PlantThylakoidsModels, ChemicalPlants, ToxicModels, MolecularSodium-Coupled Vitamin C TransportersTime FactorsPlants, MedicinalDose-Response Relationship, DrugCattleFerrocyanidesHemeXanthine Oxidase