NitrosomonasNitrosomonas europaeaNitrobacterAmmoniaHydroxylaminesNitritesAcetyleneHydroxylamineOxidoreductasesPicolinesOxidation-ReductionOleaBioreactorsNitrite ReductasesNitrosomonadaceaeSodium NitriteEthaneGram-Negative Chemolithotrophic BacteriaBradyrhizobiaceaeCytochrome c GroupRecyclingNitrificationPseudomonadaceaeHydrocarbons, BrominatedHemeMolecular Sequence DataPhylogenySewageQuaternary Ammonium CompoundsRNA, Ribosomal, 16SWaste Disposal, FluidWaste WaterBacteriaCytochromesSequence Analysis, DNANitrous OxideOleaceaeDNA, RibosomalBacterial ProteinsAerobiosisAnaerobiosisBetaproteobacteriaChemoautotrophic GrowthSpectrophotometryProteobacteriaMolesGenes, BacterialGene Expression Regulation, BacterialElectron Spin Resonance SpectroscopySoil MicrobiologyOxygen ConsumptionDNA, BacterialHydrogen-Ion Concentration