Why some people have lasting memory problems after a head injury
Risk Factors for Chronic Memory Problems after Traumatic Brain Injury
Researchers are looking at whether stressful childhood experiences make adults more likely to have long-term memory problems after a traumatic brain injury.
Quick facts
| Grant type | NIH-funded research |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Miami VA Health Care System NIH-funded |
| Lab location | 1 site (Miami, United States) |
| Project ID | NIH-11306561 on NIH RePORTER |
What this research studies
This project uses a rat model to mimic early-life stress and then gives an adult head injury to see if early stress changes recovery. Scientists measure brain inflammation signals (like IL-1β and the NLRP3 inflammasome), look for loss of hippocampus cells and shrinkage, and test memory-related behaviors. The goal is to link childhood stress, immune changes in the brain, and worse memory after TBI so new treatments can be found. Although the lab work is in animals, the research focuses on problems reported by Veterans and other adults with TBI.
Who could benefit from this research
Good fit: Adults who have had a traumatic brain injury—especially Veterans or people who experienced significant childhood adversity—would be most relevant to the findings and future trials.
Not a fit: People without a prior TBI or whose memory issues are caused by other conditions (such as Alzheimer's disease) are unlikely to benefit directly from this work.
Why it matters
Potential benefit: If successful, this work could point to biological targets to prevent or reduce long-term memory loss after traumatic brain injury.
How similar studies have performed: Previous animal and human studies have linked early-life stress and neuroinflammation to later brain problems, but applying those mechanisms to explain worse recovery after adult TBI is a relatively new direction.
Where this research is happening
Miami, United States
- Miami VA Health Care System — Miami, United States (Active)
Researchers
- Principal investigator: Atkins, Coleen M. — Miami VA Health Care System
- Study coordinator: Atkins, Coleen M.
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.