Pyridoxal PhosphatePyridoxalPyridoxinePyridoxal KinaseVitamin B 6Vitamin APyridoxamineVitamin B 12 DeficiencyVitaminsVitamin DVitamin EVitamin B 6 DeficiencyPhosphatesVitamin B 12Vitamin A DeficiencyVitamin D DeficiencyBorohydridesVitamin B ComplexTransaminasesVitamin K 1Tryptophan SynthaseVitamin E DeficiencyAspartate AminotransferasesPyridoxic AcidPyridoxaminephosphate OxidaseApoenzymesVitamin B DeficiencyFolic AcidKineticsVitamin K DeficiencyLyasesTranscobalaminsAscorbic AcidGlycine HydroxymethyltransferaseCholecalciferolSchiff BasesPhosphorylasesDietary SupplementsD-Alanine TransaminaseL-Serine DehydrataseCobalt IsotopesTyrosine Phenol-LyaseOrnithine-Oxo-Acid TransaminaseSpectrophotometryBinding SitesCarboxy-LyasesEscherichia coliReceptors, CalcitriolSemicarbazidesVitamin D-Binding ProteinSpectrophotometry, UltravioletHydrogen-Ion ConcentrationCalcium PhosphatesIminesRiboflavinErythrocytesAldehydesTyrosine DecarboxylaseLiverThiamineGlyceraldehyde-3-Phosphate DehydrogenasesGlucose-6-PhosphateSugar PhosphatesMolecular Sequence DataHemoglobin C DiseaseVitamin K 2Amino Acid SequenceLysineTryptophanasePhosphorylase bMethylmalonic AcidAmino AcidsPlants, EdibleDietSubstrate SpecificityCoenzymesHomocysteinePimelic AcidsCystathionine beta-SynthaseCalcitriolCalcifediolFolic Acid DeficiencyAvitaminosisCysteine SynthaseAnemia, PerniciousProtein Binding5-Aminolevulinate SynthetaseChromatography, High Pressure LiquidDimercaprolSkin CreamAnemia, SideroblasticChemistryDialysisNutritional StatusCatalysisIntrinsic FactorChemical Phenomena4-Aminobutyrate TransaminaseTyrosine TransaminaseErgocalciferols