TaurineHyperhomocysteinemiaVitamin B 12Folic AcidHomocystineCystathionine beta-SynthaseMethylenetetrahydrofolate Reductase (NADPH2)MethionineVitamin B ComplexVitamin B 6Betaine-Homocysteine S-MethyltransferaseCystathionine5-Methyltetrahydrofolate-Homocysteine S-MethyltransferaseS-AdenosylhomocysteineHomocystinuriaOxidoreductases Acting on CH-NH Group DonorsVitamin B 12 DeficiencyFolic Acid DeficiencyCysteic AcidBetaineMethylmalonic AcidS-AdenosylmethionineCysteineHomocysteine S-Methyltransferasebeta-AlaninePyridoxineIsethionic AcidAmino Acids, SulfurDietary Supplements5,10-Methylenetetrahydrofolate Reductase (FADH2)Glycine N-MethyltransferaseTetrahydrofolatesRisk FactorsAdenosylhomocysteinaseCystathionine gamma-LyaseVitamin B DeficiencyTranscobalaminsCysteine DioxygenaseVitamin B 6 DeficiencyDietGlycineSarcosineBiological MarkersMethylationPyridoxal PhosphateOsmolar ConcentrationGenotypeAmino AcidsLipotropic AgentsCardiovascular DiseasesMembrane Transport ProteinsSulfurLiverDose-Response Relationship, DrugPolymorphism, GeneticFastingVascular DiseasesCholineChromatography, High Pressure LiquidCase-Control StudiesSulfhydryl CompoundsGlutathioneMethylenetetrahydrofolate Dehydrogenase (NAD+)Bile Acids and SaltsReference ValuesMethyltransferasesPhosphatidylethanolamine N-MethyltransferaseFluorescence Polarization ImmunoassayEndothelium, VascularSulfinic AcidsOxidative StressFerredoxin-NADP ReductaseNutritional Status