CatalaseHydrogen PeroxideEscherichia coli O157Superoxide DismutaseAmitroleAcatalasiaO(6)-Methylguanine-DNA MethyltransferaseGlutathione PeroxidaseOxidative StressReactive Oxygen SpeciesAntioxidantsPeroxidasesOxidation-ReductionOxidantsSuperoxidesFree RadicalsLipid PeroxidationMicrobodiesFree Radical ScavengersGlutathioneMolecular Sequence DataGlutathione ReductaseOxygen ConsumptionHydroxidesLiverMalondialdehydeParaquatXanthine OxidaseOxidoreductasesThiobarbituric Acid Reactive SubstancesOxygenPeroxidesAerobiosisGlucose OxidaseCattleHydroxyl RadicalHemeOrganoidsPeroxidaseBacterial ProteinsAmino Acid SequenceTime FactorsPeroxisomesBase SequenceAscorbate PeroxidasesNitric OxideAzides