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Related to Barr body: Pseudoautosomal region
The condensed, inactive X chromosome found in the nuclei of somatic cells of most female mammals. Also called sex chromatin.
[After Murray Llewellyn Barr (1908-1995), Canadian anatomist.]
an inactive Xchromosome present in the nuclear membrane of female somatic cells, used for verifying the sex of an individual.
[1960–65; after Murray Latin. Barr (born 1908), Canadian physician]