One carbon metabolitesVitamin B (12)FolateLong chain polyunsaturated fatty acidsPlacentaEpigeneticsPOLYUNSATURATED FATTY-ACIDSCORONARY-HEART-DISEASEDEVELOPMENTAL ORIGINSFETAL-GROWTHFOLIC-ACIDFOLATE TRANSPORTERSNUTRIENT TRANSPORTNUTRITIONPREGNANCYOMEGA-3-FATTY-ACIDS