Phenomena and Processes

Introns

Sequences of DNA in the genes that are located between the EXONS. They are transcribed along with the exons but are removed from the primary gene transcript by RNA SPLICING to leave mature RNA. Some introns code for separate genes.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Sequences of DNA in the genes that are located between the EXONS. They are transcribed along with the exons but are removed from the primary gene transcript by RNA SPLICING to leave mature RNA. Some introns code for separate genes.

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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MeSH Record

Synonyms

5 entry terms
  • Intervening Sequences
  • Sequences, Intervening
  • Intervening Sequence
  • Intron
  • Sequence, Intervening

MeSH Record

Aspects Covered

5 allowable subheadings

Indexed with the subheadings drug effects, genetics, immunology, physiology, radiation effects.

MeSH Record

History Note

87; INTERVENING SEQUENCES & INTRONS were see BASE SEQUENCE 1981-86

MeSH Record

Previous Indexing

  • Base Sequence (1977-1986)
  • Genes (1977-1980)
  • Genes, Structural (1977-1986)

MeSH Hierarchy

Tree Numbers

  1. G05.360w.340w.024.220w.400w
  2. G05.360w.340w.024.340w.137.515w

AMA Style

References

  1. National Library of Medicine. Introns. Medical Subject Headings (MeSH). 2026. Unique ID D007438. http://id.nlm.nih.gov/mesh/2026/D007438
  2. Introns. In: Wikipedia. https://en.wikipedia.org/wiki/Intron
  3. Introns. In: Wikidata. https://www.wikidata.org/wiki/Q207551