How alcohol changes brain cholesterol and mGluR2 signaling in the prefrontal cortex
Ethanol and mGluR2 signaling
['FUNDING_R01'] · WAKE FOREST UNIVERSITY HEALTH SCIENCES · NIH-11137751
This project looks at how repeated alcohol exposure alters cholesterol and a key brain receptor (mGluR2) in the front part of the brain and how those changes may drive heavier drinking and anxiety in people with alcohol use disorder.
Quick facts
| Phase | ['FUNDING_R01'] |
|---|---|
| Study type | Nih_funding |
| Sex | All |
| Sponsor | WAKE FOREST UNIVERSITY HEALTH SCIENCES (nih funded) |
| Locations | 1 site (WINSTON-SALEM, UNITED STATES) |
| Trial ID | NIH-11137751 on ClinicalTrials.gov |
What this research studies
Researchers will use a rodent model of chronic intermittent alcohol exposure to trace how ethanol changes cholesterol levels in the prefrontal cortex and alters signaling at the mGluR2 glutamate receptor. They will measure glutamate release, examine mGluR2 function, and use targeted manipulations of prefrontal neurons and projections to link molecular changes to alcohol drinking and anxiety-like behaviors. The team combines molecular biochemistry, electrophysiology, and behavioral testing in animals to map the chain from alcohol exposure to disrupted brain signaling. Results are intended to identify pathways that could be targeted by future therapies for alcohol use disorder and comorbid anxiety.
Who could benefit from this research
Good fit: Adults with alcohol use disorder, especially those who struggle with heavy drinking and anxiety symptoms, would be the group most likely to benefit from therapies informed by this work.
Not a fit: People without alcohol use disorder or whose symptoms are driven primarily by non-alcohol-related psychiatric conditions may not gain direct benefit from these findings.
Why it matters
Potential benefit: If successful, the work could point to new molecular targets (like mGluR2 or cholesterol-related pathways) for treatments that reduce heavy drinking and anxiety in people with alcohol use disorder.
How similar studies have performed: Preclinical studies have previously linked mGluR2 to alcohol-related behaviors, but translating these findings into approved human treatments remains experimental.
Where this research is happening
WINSTON-SALEM, UNITED STATES
- WAKE FOREST UNIVERSITY HEALTH SCIENCES — WINSTON-SALEM, UNITED STATES (ACTIVE)
Researchers
- Principal investigator: CHEN, RONG — WAKE FOREST UNIVERSITY HEALTH SCIENCES
- Study coordinator: CHEN, RONG
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 below.
Conditions: Affective Disorders