HyperhomocysteinemiaVitamin B 12Folic AcidHypertensionHomocystineCystathionine beta-SynthaseMethylenetetrahydrofolate Reductase (NADPH2)MethionineVitamin B ComplexVitamin B 6Betaine-Homocysteine S-MethyltransferaseCystathionine5-Methyltetrahydrofolate-Homocysteine S-MethyltransferaseBlood PressureRisk FactorsS-AdenosylhomocysteineHomocystinuriaOxidoreductases Acting on CH-NH Group DonorsVitamin B 12 DeficiencyFolic Acid DeficiencyBiological MarkersMethylmalonic AcidBetaineS-AdenosylmethionineCardiovascular DiseasesAntihypertensive AgentsCross-Sectional StudiesHomocysteine S-MethyltransferasePyridoxineDietary SupplementsTime FactorsBlood Pressure DeterminationLeadCase-Control StudiesReference Values5,10-Methylenetetrahydrofolate Reductase (FADH2)PrevalenceDose-Response Relationship, DrugDietViloxazineGlycine N-MethyltransferaseTetrahydrofolatesCysteineProspective StudiesBlood GlucoseSex FactorsGenotypeAdenosylhomocysteinaseBody Mass IndexPregnancyVitamin B DeficiencyAge FactorsTranscobalaminsTacrolimusPolymorphism, GeneticCohort StudiesVitamin B 6 DeficiencyFollow-Up StudiesCreatinineHexachlorobenzeneObesityLindaneImmunosuppressive AgentsCholesterolEndothelium, VascularSarcosineC-Reactive ProteinMethylationDouble-Blind MethodUnited StatesRegression AnalysisBody WeightCystathionine gamma-LyaseAdministration, OralVitaminsKidneyCyclosporineLife StyleLinear ModelsLiverFastingLead PoisoningChromatography, High Pressure LiquidAgingAnalysis of VariancePrehypertensionLipidsHypercholesterolemiaRats, Inbred SHRMetabolic Syndrome XRisk AssessmentPyridoxal PhosphateLipotropic AgentsKidney Failure, ChronicNutritional StatusTriglyceridesOdds RatioDiabetes Mellitus, Type 2Rats, Sprague-DawleySmoking