Targeting a specific site on the mu opioid receptor to improve pain relief without addiction.

Efficacy and signaling modulation by targeting the sodium site at mu opioid receptor

NIH-funded research Washington University · NIH-11128510

This study is looking for new ways to help people manage pain more safely by finding better options that work with the body's natural pain relief system, so patients can get relief without the usual risks of addiction or breathing problems that come with traditional opioids.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionWashington University NIH-funded
Lab location1 site (Saint Louis, United States)
Project IDNIH-11128510 on NIH RePORTER

What this research studies

This research investigates how to enhance pain relief by targeting the sodium site on the mu opioid receptor, which is involved in the body's response to opioids. The study aims to identify new compounds that can activate specific signaling pathways to provide effective analgesia while minimizing side effects like respiratory depression and addiction. By using advanced techniques such as cryo-electron microscopy, researchers will explore how different compounds interact with the receptor and their potential to offer safer pain management options. Patients may benefit from new treatments that provide pain relief without the risks associated with traditional opioids.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals suffering from moderate to severe chronic pain who are at risk of opioid dependence.

Not a fit: Patients who do not experience chronic pain or those who are not responsive to opioid treatments may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to safer pain management options that reduce the risk of addiction and other serious side effects.

How similar studies have performed: Previous research has shown promise in targeting specific pathways in opioid receptors, suggesting potential for success in this novel approach.

Where this research is happening

Saint Louis, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions addictive disorder
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.