How alcohol changes brain connections differently in males and females
Synaptic Mechanisms underlying sex-differences in alcohol use disorder
This project looks at how alcohol alters communication between brain cells in males and females to better understand addiction and withdrawal.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Scripps Research Institute, the NIH-funded |
| Lab location | 1 site (La Jolla, United States) |
| Project ID | NIH-11336855 on NIH RePORTER |
What this research studies
Researchers will study the central amygdala, a brain area involved in stress and anxiety, to see how alcohol changes inhibitory (GABA) and excitatory (glutamate) signaling. They will use rat models to compare males and females, including animals made dependent on alcohol and those in withdrawal. The team will examine the effects of stress-related chemicals (CRF and norepinephrine) and the anti-stress peptide nociceptin on these synapses. Results will help explain sex-specific differences in alcohol-driven compulsive behaviors.
Who could benefit from this research
Good fit: People with alcohol use disorder, especially those who experience significant withdrawal symptoms or who notice different patterns by sex, are the most likely to benefit from follow-up human studies.
Not a fit: People without alcohol-related problems or whose issues are unrelated to brain stress-signaling mechanisms may not benefit directly from this research.
Why it matters
Potential benefit: This work could point to sex-specific brain targets that lead to better treatments for alcohol use disorder and withdrawal.
How similar studies have performed: Previous rodent studies have already linked CRF, norepinephrine, and GABA/glutamate balance to alcohol dependence in males, but applying these findings to females is relatively new.
Where this research is happening
La Jolla, United States
- Scripps Research Institute, the — La Jolla, United States (Active)
Researchers
- Principal investigator: Roberto, Marisa — Scripps Research Institute, the
- Study coordinator: Roberto, Marisa
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.