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Medical Definition of Barr chromatin body
1. Condensed chromatin of the inactivated X chromosome in female mammals (Barr body). This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)
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1. Condensed chromatin of the inactivated X chromosome in female mammals (Barr body). This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)