Home › Entities › group_or_class_of_chemical_substances › antigen

antigen

molecule capable of inducing an immune response (to produce an antibody) in the host organism
Thing group_or_class_of_chemical_substances Q103537
antigen
Fvasconcellos 19:03, 6 May 2007 (UTC) · Public Domain · Wikimedia
Press Enter · cited answer in seconds

antigen

Summary

antigen is a group or class of chemical substances[1]. antigen ranks in the top 6% of group_or_class_of_chemical_substances entities by monthly Wikipedia readership (925 views/month).[2]

Key Facts

  • antigen's instance of is recorded as group or class of chemical substances[3].
  • antigen is a type of macromolecule[4].
  • antigen is a type of chemical substance[5].
  • antigen's Commons category is recorded as Antigens[6].
  • antigen is the opposite of antibody[7].
  • antigen's topic's main category is recorded as Category:Antigens[8].
  • antigen's described by source is recorded as Armenian Soviet Encyclopedia, vol. 6[9].
  • antigen's described by source is recorded as Great Soviet Encyclopedia (1926–1947)[10].
  • antigen's has effect is recorded as antibody[11].
  • antigen's has characteristic is recorded as epitope[12].
  • antigen's has characteristic is recorded as antigenic variation[13].
  • antigen's has characteristic is recorded as antigenic drift[14].
  • antigen's different from is recorded as Q61028330[15].

Body

Definition and Type

antigen's instance of is recorded as group or class of chemical substances[3]. Recorded subclass of include macromolecule[4] and chemical substance[5]. antigen is the opposite of antibody[7].

Why It Matters

antigen ranks in the top 6% of group_or_class_of_chemical_substances entities by monthly Wikipedia readership (925 views/month).[2] antigen has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[16] antigen is known by 45 alternative names across languages and contexts.[17]

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [16] ↑ . Wikidata sitelinks. wikidata.org.
  3. [17] ↑ . 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). antigen. Retrieved May 3, 2026, from https://4ort.xyz/entity/antigen
MLA “antigen.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/antigen.
BibTeX @misc{4ortxyz_antigen_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{antigen}}, year = {2026}, url = {https://4ort.xyz/entity/antigen}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): antigen — https://4ort.xyz/entity/antigen (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/antigen · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 4d ago · Twofivesixbot bot · 2026-05-16 view diff on Wikidata ↗
    Instance of → —
    Aliases → —
    Topic's main category → Category:Antigens
    Has characteristic → epitope, antigenic variation, antigenic drift
    + 9 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|4 */ [[Property:P2347]]: 12205, mv to monolingual text names on YSO statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.