Hydrogen SulfideCystathionine gamma-LyaseSulfidesCystathionine beta-SynthaseHydrogenHydrogen BondingHydrogen PeroxideAlkynesHyperhomocysteinemiaVitamin B 12ThiosulfatesFolic AcidOrganothiophosphorus CompoundsSulfurCysteineCystathionineHomocystineMethylenetetrahydrofolate Reductase (NADPH2)MethionineSulfurtransferasesSulfhemoglobinThioamidesSulfur CompoundsCysteine SynthaseVitamin B ComplexVitamin B 6Betaine-Homocysteine S-MethyltransferaseAminooxyacetic AcidOxidation-Reduction5-Methyltetrahydrofolate-Homocysteine S-MethyltransferaseKATP ChannelsAir PollutantsSulfhydryl CompoundsSulfitesS-AdenosylhomocysteineOxidoreductases Acting on CH-NH Group DonorsHomocystinuriaGlycineSulfatesEncephalomalaciaSulfite Reductase (NADPH)Vitamin B 12 DeficiencyHalitosis