Brain enkephalin peptides that affect alcohol-related thinking problems

Examining the role of novel proenkephalin peptides in influencing alcohol-induced cognitive dysfunction

NIH-funded research University of Texas at Austin · NIH-11336892

Looking at whether natural brain peptides called enkephalins influence thinking and relapse risk for people with alcohol use disorder.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Texas at Austin NIH-funded
Lab location1 site (Austin, United States)
Project IDNIH-11336892 on NIH RePORTER

What this research studies

This project focuses on natural brain chemicals called enkephalins that are released when alcohol is consumed and may change thinking and memory. The researchers use laboratory models to see how novel proenkephalin peptides and mu-opioid receptor signaling in the frontal cortex affect cognitive function and alcohol-seeking behavior. Their experiments examine biochemical changes after alcohol exposure and how altering these peptide signals changes relapse-like responses. The long-term aim is to identify targets that could guide new treatments to protect thinking and reduce return-to-drinking.

Who could benefit from this research

Good fit: Adults with alcohol use disorder, particularly those who struggle with relapse or have alcohol-related cognitive problems, are the people this research is most relevant to.

Not a fit: People without alcohol use disorder or whose drinking problems arise from causes unrelated to opioid/enkephalin systems are unlikely to see direct benefit from this specific line of work.

Why it matters

Potential benefit: If successful, this work could point to new ways to prevent relapse and improve thinking in people recovering from alcohol use disorder.

How similar studies have performed: Opioid-blocking drugs like naltrexone have helped reduce drinking in people, but targeting specific enkephalin peptides is a newer approach that has mainly been tested in animal studies so far.

Where this research is happening

Austin, 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.