Opioid Receptors Exist in the Inner Ear: Potential Targets for Hearing Protection

Mu, delta, and kappa opioid receptors were all detected in the guinea pig cochlea, establishing the molecular basis for opioid peptide signaling in the inner ear — relevant to hearing protection and auditory dysfunction.

Jongkamonwiwat, Nopporn et al.·The European journal of neuroscience·2006·Preliminary EvidenceAnimal StudyAnimal Study
RPEP-01150Animal StudyPreliminary Evidence2006RETHINKTHC RESEARCH DATABASErethinkthc.com/research

Quick Facts

Study Type
Animal Study
Evidence
Preliminary Evidence
Sample
Not reported

What This Study Found

All three opioid receptor types (mu, delta, kappa) were demonstrated in the guinea pig cochlea by RT-PCR, immunohistochemistry, and autoradiography, establishing the complete molecular basis for opioid peptide signaling in the auditory system.

Key Numbers

How They Did This

animal-study study on opioid-peptides, neuropeptides.

Why This Research Matters

Relevant for opioid-peptides, neuropeptides.

The Bigger Picture

Advances peptide research.

What This Study Doesn't Tell Us

See abstract.

Questions This Raises

  • ?Further research needed.
  • ?Clinical translation to evaluate.

Trust & Context

Key Stat:
Key finding All three opioid receptor types (mu, delta, kappa) were demonstrated in the guinea pig cochlea by RT-PCR, immunohistochemistry, and autoradiography, e
Evidence Grade:
preliminary evidence.
Study Age:
Published in 2006.
Original Title:
The existence of opioid receptors in the cochlea of guinea pigs.
Published In:
The European journal of neuroscience, 23(10), 2701-11 (2006)
Database ID:
RPEP-01150

Evidence Hierarchy

Meta-Analysis / Systematic Review
Randomized Controlled Trial
Cohort / Case-Control
Cross-Sectional / Observational
Case Report / Animal StudyOne case or non-human subjects
This study

Tests effects in animals (usually mice or rats), not humans.

What do these levels mean? →

Frequently Asked Questions

What was studied?

Opioid Receptors Exist in the Inner Ear: Potential Targets for Hearing Protection

What was found?

Mu, delta, and kappa opioid receptors were all detected in the guinea pig cochlea, establishing the molecular basis for opioid peptide signaling in the inner ear — relevant to hearing protection and auditory dysfunction.

Read More on RethinkPeptides

Cite This Study

RPEP-01150·https://rethinkpeptides.com/research/RPEP-01150

APA

Jongkamonwiwat, Nopporn; Phansuwan-Pujito, Pansiri; Casalotti, Stefano O; Forge, Andrew; Dodson, Hilary; Govitrapong, Piyarat. (2006). The existence of opioid receptors in the cochlea of guinea pigs.. The European journal of neuroscience, 23(10), 2701-11.

MLA

Jongkamonwiwat, Nopporn, et al. "The existence of opioid receptors in the cochlea of guinea pigs.." The European journal of neuroscience, 2006.

RethinkPeptides

RethinkPeptides Research Database. "The existence of opioid receptors in the cochlea of guinea p..." RPEP-01150. Retrieved from https://rethinkpeptides.com/research/jongkamonwiwat-2006-the-existence-of-opioid

Access the Original Study

Study data sourced from PubMed, a service of the U.S. National Library of Medicine, National Institutes of Health.

This study breakdown was produced by the RethinkPeptides research team. We analyze and report published research findings without making health recommendations. All interpretations are based solely on the published abstract and study data.