Hydrogen SulfideCystathionine gamma-LyaseSulfidesCystathionine beta-SynthaseHydrogenHydrogen PeroxideHydrogen BondingAlkynesThiosulfatesOrganothiophosphorus CompoundsProtective AgentsSulfurSulfurtransferasesSulfhemoglobinCysteineThioamidesSulfur CompoundsCytoprotectionAminooxyacetic AcidCysteine SynthaseKATP ChannelsOxidation-ReductionRats, Sprague-DawleyAir PollutantsReperfusion InjuryOxidative StressDisease Models, AnimalSulfitesEncephalomalaciaMice, Inbred C57BLAntioxidantsGlycineSulfatesGasesSulfhydryl CompoundsDose-Response Relationship, DrugSulfite Reductase (NADPH)Rats, WistarHalitosis