Chemicals and Drugs

Extrachromosomal DNA

DNA that occurs outside of CHROMOSOMES in prokaryotic or eukaryotic cells.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

DNA that occurs outside of CHROMOSOMES in prokaryotic or eukaryotic cells.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

7 entry terms
  • Extra-Chromosomal DNA
  • ecDNA
  • Extra-Cellular DNA
  • Extra-Chromosomal circular DNA
  • Extracellular DNA
  • Extrachromosomal Circular DNA
  • eccDNA

MeSH Record

Aspects Covered

5 allowable subheadings

Indexed with the subheadings analysis, chemistry, genetics, isolation & purification, metabolism.

MeSH Record

History Note

2026

MeSH Record

Previous Indexing

  • DNA (1970-2025)

MeSH Hierarchy

Tree Number

AMA Style

References

  1. National Library of Medicine. Extrachromosomal DNA. Medical Subject Headings (MeSH). 2026. Unique ID D000099268. http://id.nlm.nih.gov/mesh/2026/D000099268
  2. Extrachromosomal DNA. In: Wikipedia. https://en.wikipedia.org/wiki/Extrachromosomal_DNA
  3. Extrachromosomal DNA. In: Wikidata. https://www.wikidata.org/wiki/Q5422184