Amino AcidsDietary SupplementsFolic AcidNeural Tube DefectsVitamin B ComplexPreconception CareFood, FortifiedSequence Homology, Amino AcidPrenatal CarePregnancyVitamin B 12HomocysteinePrenatal Nutritional Physiological PhenomenaVitaminsAmino Acid SequenceFatty Acids, Omega-3NorwayAmino Acid SubstitutionCleft LipMaternal Nutritional Physiological PhenomenaNutritional RequirementsDietCloning, MolecularAnemia, Iron-DeficiencyEicosapentaenoic AcidAscorbic AcidFolic Acid DeficiencyAmino Acids, EssentialMethylenetetrahydrofolate Reductase (NADPH2)Pregnancy ComplicationsFish OilsAmino Acid Transport SystemsPregnancy Trimester, FirstErythrocytesIronSequence AlignmentBase SequenceAmino Acid MotifsEscherichia coliMutationDouble-Blind MethodBinding SitesFatty AcidsAmino Acids, Branched-ChainMutagenesis, Site-DirectedMolecular Sequence DataDNA, ComplementaryAmino Acids, AromaticAmino Acids, SulfurSequence Homology, Nucleic AcidKineticsLeucinePeptide FragmentsRecombinant ProteinsProtein ConformationModels, MolecularInfant, NewbornCattleStructure-Activity RelationshipDietary ProteinsProtein Structure, TertiaryMineralsDNAPeptidesMolecular WeightProspective StudiesSubstrate SpecificityProtein BindingBacterial Proteins