How opioids affect light-sensitive cells that help regulate sleep patterns.

Opioid Modulation of Retinal Ganglion Cells Providing Photoentrainment of the Circadian Clock

NIH-funded research Colorado State University · NIH-10930052

This study is looking at how opioids affect special cells in your eyes that help regulate your sleep and wake cycles, with the goal of understanding why some people have trouble sleeping when they use opioids, and how this might connect to addiction and mental health issues.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionColorado State University NIH-funded
Lab location1 site (Fort Collins, United States)
Project IDNIH-10930052 on NIH RePORTER

What this research studies

This research investigates the effects of opioids on intrinsically photosensitive retinal ganglion cells (ipRGCs), which play a crucial role in synchronizing our sleep/wake cycles to the natural light/dark environment. By examining how opioids interact with these cells, the study aims to understand the mechanisms behind opioid-induced sleep disorders (OISDs) and their potential links to addiction and psychiatric issues. The approach includes analyzing the expression of opioid receptors in the retina and how their activation alters light responses, potentially leading to disrupted sleep patterns. This research could provide insights into new therapeutic strategies for managing sleep disorders associated with opioid use.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals who are using opioids for pain management and are experiencing sleep disturbances.

Not a fit: Patients who are not using opioids or do not have sleep disorders related to opioid use may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved treatments for patients suffering from sleep disorders related to opioid use, enhancing their overall quality of life.

How similar studies have performed: While the specific interaction between opioids and ipRGCs is novel, there is existing research on opioid effects on sleep, indicating a need for further exploration in this area.

Where this research is happening

Fort Collins, 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 2026-06-09 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.