Epigenetics: Mother's nutrition -- before pregnancy -- may alter function of her children's genes

A pregnant mom's diet affects her child's health. Now, new research in mice suggests that what mom ate before pregnancy is also important. The diets of female mice before pregnancy chemically altered their DNA, with these changes passed to their offspring. These alterations affected the pups' metabolism of many essential fatty acids. These results may profoundly impact future research for diabetes, obesity, cancer, and immune disorders.

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