dictionary help| Barr body | medical dictionary |
Small dark staining inactivated X chromosome seen in female (XX) cells. According to the Lyon hypothesis, random inactivation occurs.
This entry appears with permission from the Dictionary of Cell and Molecular Biology
(11 Mar 2008)
Barraquer Roviralta, Luis, Barraquer's disease, Barraquer's method < Prev | Next > Barr chromatin body, barred owl, Barre, Jean
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