Barr body

(redirected from Drumstick Appendage)
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Barr body

(bär)

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.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Barr′ bod`y

(bɑr)
n.

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]

Mentioned in ?

sex chromatin

References in periodicals archive ?

[9] Although Briggs stated that drumsticks are never seen in males, the present study and many other investigators in their literature suggested that the true drumstick appendages can be seen in males.

Reliability of neutrophilic nuclear appendages in morphological sex differentiation

With the aid of microscope, 200 polymorphonuclear neutrophils were examined for the presence of drumstick appendages. The results revealed that the females had an average X-chromatin status of 2.78%, while the males showed 0%.