Barr body

structure found in a female mammalian cell containing an unpaired X chromosome that has become densely heterochromatic, silenced and localized at the nuclear periphery
Thing cellular_component Q790757
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Barr body

Summary

Barr body is a cellular component[1]. It draws 145 Wikipedia views per month (cellular_component category, ranking #44 of 301).[2]

Key Facts

  • Barr body is credited with the discovery of Murray Barr[3].
  • Barr body's image is recorded as Sd4hi-unten-crop.jpg[4].
  • Barr body's instance of is recorded as cellular component[5].
  • Murray Barr is named after Barr body[6].
  • Barr body's subclass of is recorded as nuclear chromosome[7].
  • Barr body's subclass of is recorded as X chromosome[8].
  • Barr body's has part is recorded as condensed chromatin of inactivated sex chromosome[9].
  • Barr body's Freebase ID is recorded as /m/0dxnh[10].
  • Barr body's Gene Ontology ID is recorded as GO:0001740[11].
  • Barr body's Gran Enciclopèdia Catalana ID is recorded as 0173178[12].
  • Barr body's Gran Enciclopèdia Catalana ID is recorded as 0007865[13].
  • Barr body's Encyclopædia Britannica Online ID is recorded as science/Barr-body[14].
  • Barr body's different from is recorded as polar body[15].
  • Barr body's exact match is recorded as http://purl.obolibrary.org/obo/GO_0001740[16].
  • Barr body's NE.se ID is recorded as barr-body[17].
  • Barr body's Microsoft Academic ID is recorded as 118707688[18].
  • Barr body's Gran Enciclopèdia Catalana ID is recorded as cromatina-sexual[19].

Body

Works and Contributions

Barr body is credited with the discovery of Murray Barr[3].

Why It Matters

Barr body draws 145 Wikipedia views per month (cellular_component category, ranking #44 of 301).[2] It has Wikipedia articles in 22 language editions, a strong signal of global cultural recognition.[20] It is known by 31 alternative names across languages and contexts.[21]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [4] . wikidata.org.
  2. [5] . Gene Ontology release 2019-10-07. Retrieved . wikidata.org.
  3. [3] . Retrieved . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . Gene Ontology release 2019-10-07. Retrieved . wikidata.org.
  6. [8] . Gene Ontology release 2019-10-07. Retrieved . wikidata.org.
  7. [9] . Gene Ontology release 2019-10-07. Retrieved . wikidata.org.
  8. [10] . Freebase Data Dumps. wikidata.org.
  9. [11] . Gene Ontology release 2019-10-07. Retrieved . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . Gene Ontology release 2019-10-07. Retrieved . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [20] . Wikidata sitelinks. wikidata.org.
  3. [21] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Barr body. Retrieved May 3, 2026, from https://4ort.xyz/entity/barr-body
MLA “Barr body.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/barr-body.
BibTeX @misc{4ortxyz_barr-body_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Barr body}}, year = {2026}, url = {https://4ort.xyz/entity/barr-body}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Barr body — https://4ort.xyz/entity/barr-body (retrieved 2026-05-03)

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