SulfidesThiosulfatesThiotrichaceaePolychaetaHydrogen SulfideOxidation-ReductionDehydroascorbic AcidSulfurWaste WaterWaste Disposal, FluidSewageWater PurificationOxidoreductasesRNA, Ribosomal, 16SIndustrial WasteWater MicrobiologyBiological Oxygen Demand AnalysisWater Pollutants, ChemicalWaste ManagementBiodegradation, EnvironmentalCystathionine gamma-LyaseWater PollutantsFlocculationBacteriaWaste ProductsAnaerobiosisSulfur OxidesDNA, RibosomalMolecular Sequence DataPhylogenyFresh WaterWater Pollution, ChemicalKineticsSequence Analysis, DNAFatty AcidsNitrificationEnvironmental MonitoringRiversMethaneDNA, BacterialSulfatesWater PollutionNitrosomonasMedical WasteModels, ChemicalAmmoniaProteobacteriaDenitrificationMustard GasOxygenSulfhydryl CompoundsCystathionine beta-SynthaseAllyl CompoundsSulindacCarbanilidesHydrogen-Ion ConcentrationCysteineAerobiosisOrganic ChemicalsFiltrationBioelectric Energy SourcesNitratesCatalysisNitritesGeologic SedimentsMolecular StructureNitrogenChemical PhenomenaBacteria, AnaerobicTemperatureSulfur-Reducing BacteriaHydrogen PeroxideMagnetic Resonance SpectroscopySulfur CompoundsWater SupplyWaterChromatography, High Pressure LiquidGenes, rRNAEscherichia coliAlkynesAnostracaArchaeaHydrogenSeawaterSpectrophotometryAgricultural IrrigationChemical Warfare AgentsEnterovirusGroundwaterDeltaproteobacteriaOxygen ConsumptionIronBiotaAutotrophic ProcessesAgricultureElectron TransportCarbonCopperMetals, Heavy