New GLT-1 Activators to Help People with Alcohol Dependence
Official title: Novel GLT-1 activators for the treatment of alcohol dependence: preclinical studies
Funded at University of Toledo Health Sci Campus · NIH-11380715 · Data updated 2026-11-12
A new preclinical study tests novel drugs that boost a brain transporter to reduce drinking and relapse in alcohol-related conditions.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Toledo Health Sci Campus NIH-funded |
| Lab location | 1 site (Toledo, United States) |
| Project start | September 1, 2022 |
| Project end | May 31, 2027 |
| Funding year | 2026 |
| Award (this year) | $419,701 |
| NIH project number | 5R01AA029674-05 |
| Project ID | NIH-11380715 on NIH RePORTER |
Who could benefit from this research
✓Could help
Ideal candidates would be adults with alcohol dependence or people at risk of relapse who might benefit from therapies targeting GLT-1 pathways in the brain.
✕Less likely to help
People without alcohol dependence or without the specific brain-glutamate pathways involved may not benefit.
What this research studies
This project explores how boosting GLT-1, a brain protein that clears glutamate, could lessen alcohol drinking and relapse. Researchers will test non-antibiotic beta-lactams like MC-100093 and clavulanic acid in animal models to see how they affect brain chemistry and drinking behavior. They will examine how these compounds reach the brain, how long they stay there, and how they interact with targets tied to alcohol use, aiming to identify dosing and biomarkers for future work. The work builds on prior findings that increasing GLT-1 can dampen alcohol-seeking in animal models. The ultimate goal is to translate these preclinical insights toward new treatment strategies for people with alcohol dependence.
Why it matters
Potential benefit: If successful, this research could lead to new medications that reduce alcohol craving and relapse.
How similar studies have gone: Earlier studies showed that boosting GLT-1 reduced ethanol intake in animals, supporting potential clinical relevance.
Where this research is happening
-
University of Toledo Health Sci Campus
Toledo, United States Active
Researchers
- Principal investigator: Sari, Youssef — University of Toledo Health Sci Campus
- Study coordinator: Sari, Youssef
Related research
Other NIH-funded projects on the same topics.
-
Medial Prefrontal Cortex and Alcohol Relapse in Humans
A study aims to understand brain factors in relapse to drinking alcohol after abstinence, focusing on the medial prefrontal cortex and blood-brain barrier changes in adults with alcohol use disorder.
-
Activation of PSTN CRF neurons and their role in alcohol drinking
A study in mice explores how activating specific brain neurons in the parasubthalamic nucleus affects patterns of drinking and the motivation behind alcohol use.
-
Mapping immune-related gene changes in the brains of people with alcohol dependence
This project maps where and which brain cells show immune-related gene changes in people with alcohol dependence to point toward new treatment targets.
-
Targeting brain support cells to curb heavy drinking and brain inflammation
This project is testing whether lowering a specific enzyme in brain support cells (astrocytes) can curb heavy drinking and brain inflammation for people with alcohol dependence.
-
Frontal brain changes linked to alcohol relapse
This work looks at how changes in a frontal brain area and blood–brain barrier problems may lead to relapse in adults with alcohol use disorder.
-
Drugs that boost a brain glutamate transporter to reduce alcohol dependence
Testing new compounds that increase a brain protein that clears glutamate to help people with alcohol dependence drink less and avoid relapse.
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page.