Medical Definition of Epigenetics

  • Medical Author:
    William C. Shiel Jr., MD, FACP, FACR

    Dr. Shiel received a Bachelor of Science degree with honors from the University of Notre Dame. There he was involved in research in radiation biology and received the Huisking Scholarship. After graduating from St. Louis University School of Medicine, he completed his Internal Medicine residency and Rheumatology fellowship at the University of California, Irvine. He is board-certified in Internal Medicine and Rheumatology.

Epigenetics: 1. The study of heritable changes in gene function that occur without a change in the sequence of the DNA. For example:

2. The study of certain processes that occur in embryonic development. For example:

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Reviewed on 12/21/2018

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