Chemicals and Drugs

Opioid mu Receptors

A class of opioid receptors recognized by its pharmacological profile. Mu opioid receptors bind, in decreasing order of affinity, endorphins, dynorphins, met-enkephalin, and leu-enkephalin. They have also been shown to be molecular receptors for morphine.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A class of opioid receptors recognized by its pharmacological profile. Mu opioid receptors bind, in decreasing order of affinity, endorphins, dynorphins, met-enkephalin, and leu-enkephalin. They have also been shown to be molecular receptors for morphine.

MeSH Record

Classification

Broader headings

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MeSH Record

Synonyms

15 entry terms
  • Opioid Receptors, mu
  • Receptors, Opioid, mu
  • Receptors, mu
  • Receptors, mu Opioid
  • mu Opioid Receptor
  • mu Receptor
  • mu Receptors
  • Opioid Receptor, mu
  • Receptor, mu
  • Receptor, mu Opioid
  • mu Opioid Receptors
  • Morphine Receptor
  • Morphine Receptors
  • Receptors, Morphine
  • Receptor, Morphine

MeSH Record

Aspects Covered

19 allowable subheadings

Indexed with the subheadings administration & dosage, agonists, analysis, antagonists & inhibitors, biosynthesis, blood, chemistry, classification, deficiency, drug effects, genetics, history, immunology, isolation & purification, metabolism, physiology, radiation effects, therapeutic use, ultrastructure.

MeSH Record

History Note

94; was RECEPTORS, MU 1993; was MU RECEPTOR (NM) 1981-92; MORPHINE RECEPTORS & RECEPTORS, MORPHINE were see RECEPTORS, OPIOID 1977-94

MeSH Record

Previous Indexing

  • Receptors, Endorphin (1981-1992)

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Opioid mu Receptors. Medical Subject Headings (MeSH). 2026. Unique ID D017450. http://id.nlm.nih.gov/mesh/2026/D017450
  2. Opioid mu Receptors. In: Wikidata. https://www.wikidata.org/wiki/Q24720724