Understanding how certain brain neurons affect emotions and motivation during chronic pain

Investigating the role of dorsal raphe nucleus enkephalin neurons in motivational and affective behaviors during chronic pain

NIH-funded research Washington University · NIH-11062270

This study is looking at how certain brain cells that help relieve pain also affect feelings and motivation in people with chronic pain, hoping to find new ways to manage both the physical and emotional struggles that come with it.

Quick facts

Grant typeFellowship grant
Study typeNIH-funded research
Funding institutionWashington University NIH-funded
Lab location1 site (Saint Louis, United States)
Project IDNIH-11062270 on NIH RePORTER

What this research studies

This research investigates the role of specific neurons in the brain that produce natural pain-relieving substances and how they influence emotional and motivational responses in individuals experiencing chronic pain. The study aims to explore the connection between these neurons and the emotional challenges often faced by chronic pain patients, such as anxiety and depression. By utilizing advanced techniques like CRISPR-Cas9, researchers will examine how disrupting these neurons affects pain perception and emotional behavior. The goal is to gain insights that could lead to better pain management strategies that address both physical and emotional aspects of chronic pain.

Who could benefit from this research

Good fit: Ideal candidates for this research are adults over 21 who suffer from chronic pain and experience associated emotional difficulties.

Not a fit: Patients who do not experience chronic pain or have no emotional dysregulation related to pain may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved treatments for chronic pain that also alleviate emotional distress.

How similar studies have performed: Previous research has shown promising results in understanding the role of the endogenous opioid system in pain and emotional regulation, suggesting that this approach could yield valuable insights.

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.
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.