MethaneOxygen ConsumptionProtonsOxygenHydrogenHydrogen BondingHydrogen PeroxideProton PumpsMicroscopy, ElectronElectron TransportElectronsHydrogen SulfideReactive Oxygen SpeciesOxidation-ReductionMethylococcaceaeMicroscopy, Electron, ScanningEnergy MetabolismHydrogen-Ion ConcentrationKineticsMagnetic Resonance SpectroscopyOxygenasesCarbon DioxideElectron Spin Resonance SpectroscopyMolecular Sequence DataModels, MolecularEuryarchaeotaMethylococcus capsulatusProton Pump InhibitorsMitochondriaTime FactorsMicroscopy, Electron, TransmissionWaterAmino Acid SequenceAnaerobiosisProtein ConformationAlcohol DrinkingTemperatureLactic AcidElectron Transport Complex IVAdenosine TriphosphatePhysical ExertionCell Adhesion MoleculesPartial PressureExercise TestModels, BiologicalMyocardiumLactatesBinding SitesOxidoreductasesCell RespirationPolarographyDietHeart RateExerciseSinglet OxygenAcetatesCattleProtein BindingGlucoseMolecular StructureCrystallography, X-RayOxygen Inhalation TherapyMethylosinus trichosporiumArchaeaMethanolBody Temperature RegulationCells, CulturedDogsEscherichia coliOxidative PhosphorylationEthaneAerobiosisMutationHemodynamicsGasesFree RadicalsThermodynamicsModels, ChemicalRespirationSpectrophotometryCatalysisBacteriaAnoxiaFermentationDose-Response Relationship, DrugCatalaseOxygen IsotopesProton-Motive ForceMethylocystaceaeCardiac OutputGeologic SedimentsBase SequenceEthanolBacterial ProteinsIon-Selective ElectrodesCoronary CirculationNADBody TemperatureCell MembraneExercise Tolerance