Refers to external modifications to DNA that turn genes "on" or "off." These modifications do not change the DNA sequence, but instead, they affect how cells "read" genes.
www.livescience.com
B12 Absorption Pathway and Players Offer Unique Opportunities for Drug Delivery
Fetal Brain Development Needs DHA and DHA Needs Choline to Get There
Anything Above 55mcg B12 is Considered Excess
A Mechanism to Explain How Phospholipids Containing Choline Modulate Gene Expresssion
