RadioisotopesIsotopesHydrogenDeuteriumMethanobacteriumIsotope LabelingCatalysisNitrogen IsotopesOxygen IsotopesCarbon IsotopesHydrogen BondingHydrogen PeroxideHydrogen SulfideZinc IsotopesSulfur IsotopesIron IsotopesStrontium IsotopesRadioisotope Dilution TechniqueMass SpectrometryKineticsSynthetic BiologyMolecular Sequence DataIndicator Dilution TechniquesOxidation-Reduction