Hydrogen SulfideWaterHydrogen BondingCystathionine gamma-LyaseSulfidesCystathionine beta-SynthaseHydrogenHydrogen PeroxideWater SupplyAlkynesThiosulfatesOrganothiophosphorus CompoundsFresh WaterBody WaterSulfurSulfurtransferasesWater PurificationWater PollutionSulfhemoglobinCysteineThioamidesSulfur CompoundsAminooxyacetic AcidCysteine SynthaseWater Pollutants, ChemicalAir PollutantsKATP ChannelsOxidation-ReductionWater PollutantsSulfitesEncephalomalaciaGasesSulfatesGlycineSulfite Reductase (NADPH)Halitosis