MeSH Browser

MeSH Heading: Extrachromosomal DNA
Tree Number(s): D13.444.308.579
Unique ID: D000099268
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D000099268
Scope Note: DNA that occurs outside of CHROMOSOMES in prokaryotic or eukaryotic cells.
Entry Term(s): Extra-Cellular DNA; Extra-Chromosomal DNA; Extra-Chromosomal circular DNA; Extracellular DNA; Extrachromosomal Circular DNA; ecDNA; eccDNA
Previous Indexing: DNA (1970-2025)
Public MeSH Note: 2026
History Note: 2026
Date Introduced: 2026/01/01
Last Updated: 2026/01/01

Allowable Qualifiers: analysis (AN)

chemistry (CH)

genetics (GE)

isolation & purification (IP)

metabolism (ME)

Extrachromosomal DNA MeSH Descriptor Data 2026