Our Genome Changes Over Lifetime, And May Explain Many 'Late-onset' Diseases

Wednesday, June 25, 2008 - 08:21 in Biology & Nature

Researchers have found that epigenetic marks on DNA -- chemical marks other than the DNA sequence -- do indeed change over a person's lifetime, and that the degree of change is similar among family members. The team suggests that overall genome health is heritable and that epigenetic changes occurring over one's lifetime may explain why disease susceptibility increases with age.

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