How alcohol may damage the brain’s protective barrier and how to stop it
Official title: Unraveling the Mechanisms of Alcohol-Induced Blood-Brain Barrier Disruption: A Focus on Lysophosphatidic Acid Signaling and Endothelial Cells
Funded at Saint Louis University · NIH-11505453 · Data updated 2026-11-12
Researchers are studying how heavy drinking could weaken the brain’s shield by changing a signaling system called LPA in blood vessels of the brain, and whether blocking parts of this system could help.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Saint Louis University NIH-funded |
| Lab location | 1 site (Saint Louis, United States) |
| Project start | March 1, 2026 |
| Project end | May 31, 2029 |
| Funding year | 2026 |
| Award (this year) | $338,939 |
| NIH project number | 7R01AA031465-03 |
| Project ID | NIH-11505453 on NIH RePORTER |
Who could benefit from this research
✓Could help
Not a patient-facing trial yet; future applications may involve people with alcohol-related cerebrovascular risk.
✕Less likely to help
Direct patient benefit is unlikely until future trials or therapies are developed.
What this research studies
This project investigates how alcohol affects the brain’s blood vessels by focusing on the LPA signaling pathway in brain microvascular endothelial cells. It uses cellular and molecular methods to see how alcohol alters mitochondrial function, redox balance, and inflammatory signals that can compromise the blood-brain barrier. The work also tests whether boosting LPP3 or blocking autotaxin can reduce barrier damage and neuroinflammation caused by alcohol. The findings could point to new strategies to protect brain health in people who drink heavily.
Why it matters
Potential benefit: If successful, the work could lead to new ways to prevent or reduce brain inflammation and barrier damage linked to heavy drinking.
How similar studies have gone: Prior research suggests LPA signaling influences vascular integrity, but this study explores a new angle on alcohol-induced brain injury.
Where this research is happening
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Saint Louis University
Saint Louis, United States Active
Researchers
- Principal investigator: Panchatcharam, Manikandan — Saint Louis University
- Study coordinator: Panchatcharam, Manikandan
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.