CystathionineCystathionine beta-SynthaseCystathionine gamma-LyaseCysteineCysteine DioxygenaseSulfurMethionineSulfur CompoundsHomocysteineHomocystinuriaCarbon-Oxygen LyasesTaurineGlutathioneHydrogen SulfideS-AdenosylmethionineLyasesOne-Carbon Group TransferasesDioxygenasesCysteine SynthaseSulfatesCarboxy-LyasesMetabolic Networks and PathwaysLipid MetabolismVitamin B 6 DeficiencyMethylenetetrahydrofolate Reductase (NADPH2)Amino Acids, SulfurPyridoxal PhosphateBetaine-Homocysteine S-MethyltransferaseFolic AcidCatechol O-MethyltransferasePolymorphism, Single NucleotideHyperhomocysteinemiaGlycine N-MethyltransferaseS-AdenosylhomocysteineAlkynesVitamin B 6Gene Expression ProfilingMethylationGenotypeEnergy MetabolismLiverCystineMethionine AdenosyltransferaseTranscriptomeCase-Control StudiesMolecular Sequence DataGenetic Predisposition to DiseaseOligonucleotide Array Sequence AnalysisPolymorphism, GeneticKineticsSignal TransductionCysteine EndopeptidasesCarbon IsotopesSulfur RadioisotopesSerineCysteine ProteasesHomocystineHydro-LyasesAmino Acid SequenceMetabolismRisk FactorsOxidation-ReductionSulfidesCloning, MolecularDietGlucoseRats, Sprague-DawleyPyridoxineSerine O-AcetyltransferaseMutationHomoserineSulfhydryl CompoundsChromatography, High Pressure LiquidCysteine Proteinase InhibitorsEscherichia coliBase SequenceSulfur Isotopes5-Methyltetrahydrofolate-Homocysteine S-MethyltransferaseBiotransformationGlycineAmino Acid Metabolism, Inborn ErrorsBetaine