Hydrogen SulfideCystathionine gamma-LyaseSulfidesCystathionine beta-SynthaseHydrogenHydrogen BondingHydrogen PeroxideAlkynesThiosulfatesOrganothiophosphorus CompoundsSulfurSulfurtransferasesSulfhemoglobinCysteineThioamidesSulfur CompoundsAminooxyacetic AcidCysteine SynthaseKATP ChannelsAir PollutantsOxidation-ReductionSulfitesEncephalomalaciaSulfatesSulfite Reductase (NADPH)Halitosis