OxygenBacteriaOxygen ConsumptionReactive Oxygen SpeciesGram-Negative BacteriaGram-Positive BacteriaBacteria, AnaerobicRNA, Ribosomal, 16SMolecular Sequence DataBacteria, AerobicBacterial ProteinsDNA, BacterialOxygen Inhalation TherapyPhylogenySinglet OxygenEscherichia coliDNA, RibosomalWater MicrobiologySequence Analysis, DNAAnaerobiosisGram-Negative Aerobic BacteriaBacterial Physiological PhenomenaGram-Negative Anaerobic BacteriaOxidation-ReductionAnti-Bacterial AgentsSoil MicrobiologyAerobiosisCulture MediaGenes, BacterialSeawaterGene Expression Regulation, BacterialRNA, BacterialSulfur-Reducing BacteriaColony Count, MicrobialOxygen IsotopesAmino Acid SequenceSymbiosisGenome, BacterialBiodegradation, EnvironmentalGenes, rRNABase SequencePseudomonasSpecies SpecificityBase CompositionBacterial AdhesionHyperbaric OxygenationHydrogen-Ion ConcentrationEnterobacteriaceaeFresh WaterHydrogen PeroxideFermentationBacteriological TechniquesPartial PressureGammaproteobacteriaGeologic SedimentsBiofilmsProteobacteriaMicrobial Sensitivity TestsTemperatureBacterial InfectionsPseudomonas aeruginosaOxidative StressBacteroidesBacterial Typing TechniquesKineticsStaphylococcus aureusMutationMicrobial ViabilityAnoxiaBetaproteobacteriaTime FactorsOxidoreductasesFatty AcidsVibrioStreptococcusVirulenceCloning, MolecularModels, BiologicalPlasmidsOximetryCytophagaBacillusCatalaseSalmonella typhimuriumArchaeaSequence Homology, Amino AcidPolymerase Chain ReactionFungiPhagocytosisFecesClostridiumGram-Negative Bacterial InfectionsAntibiosisEubacteriumLuminescent MeasurementsBacillus subtilisIntestinesAntioxidantsSequence AlignmentSuperoxide Dismutase