Barr body

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Related to Barr body: Pseudoautosomal region

Barr body

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.]

Barr′ bod`y

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]
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References in periodicals archive ?
From a sample of "normal appearing males," the Barr body test labeled one out of seven hundred as female.
X chromatin and intra-nuclear structure is also known as Barr body as it was first discovered by Barr et al.
1: Showing Barr body (shown by arrow) in the buccal mucosal epithelial cell belongs to female individual.