Hydrogen SulfideCystathionine gamma-LyaseSulfidesCystathionine beta-SynthaseHydrogenHydrogen BondingHydrogen PeroxideAlkynesThiosulfatesOrganothiophosphorus CompoundsSulfurSulfurtransferasesSulfhemoglobinCysteineThioamidesSulfur CompoundsAminooxyacetic AcidCysteine SynthaseAir PollutantsKATP ChannelsOxidation-ReductionSulfitesSensitivity and SpecificityEncephalomalaciaSulfatesLimit of DetectionGasesHalitosisSulfite Reductase (NADPH)Glycine