Impact of low-level blast exposure on fear responses in rats with brain injuries

Effects of repetitive low-level blast exposure on fear learning and extinction in a rat model of mild traumatic brain injury

NIH-funded research James J Peters VA Medical Center · NIH-10856919

This study looks at how repeated mild blasts affect how rats learn to feel fear and get over it, helping us understand how similar injuries might lead to mental health problems like PTSD in veterans.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionJames J Peters VA Medical Center NIH-funded
Lab location1 site (Bronx, United States)
Project IDNIH-10856919 on NIH RePORTER

What this research studies

This research investigates how repeated low-level blast exposure affects fear learning and extinction in a rat model that simulates mild traumatic brain injury (mTBI). By studying the behavioral changes in these rats, researchers aim to understand the connection between blast-related injuries and the development of chronic mental health issues, such as PTSD. The study utilizes a specific model that mimics the effects of blast exposure, allowing for insights into how physical injuries can alter emotional responses over time. The findings could lead to better understanding and treatment strategies for veterans experiencing similar issues.

Who could benefit from this research

Good fit: Ideal candidates for this research are veterans who have experienced mild traumatic brain injuries, particularly those related to blast exposure.

Not a fit: Patients who have not experienced any form of traumatic brain injury or those with severe brain injuries may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved treatments for veterans suffering from PTSD and cognitive impairments related to mild traumatic brain injuries.

How similar studies have performed: Previous research has shown promising results in understanding the behavioral impacts of blast injuries in animal models, indicating that this approach has potential for further exploration.

Where this research is happening

Bronx, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Acquired brain injury
Last reviewed 2026-06-10 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.