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Sex Chromatin MeSH Descriptor Data 2022


MeSH Heading
Sex Chromatin
Tree Number(s)
A11.284.187.865.800
A11.284.430.106.279.345.190.160.180.383.800
G05.360.160.180.383.800
G05.360.162.865.800
Unique ID
D012728
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D012728
Scope Note
In the interphase nucleus, a condensed mass of chromatin representing an inactivated X chromosome. Each X CHROMOSOME, in excess of one, forms sex chromatin (Barr body) in the mammalian nucleus. (from King & Stansfield, A Dictionary of Genetics, 4th ed)
Entry Term(s)
Barr Bodies
Chromatin, Sex
NLM Classification #
QU 470
See Also
Sex Determination Analysis
Date Established
1966/01/01
Date of Entry
1999/01/01
Revision Date
2013/07/09
Sex Chromatin Preferred
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