Using nasal anti-CD3 to reduce inflammation after traumatic brain injury

Targeting CNS Neuroinflammation in Traumatic Brain Injury by Nasal Anti-CD3

NIH-funded research Brigham and Women's Hospital · NIH-11064802

This study is testing a new nasal treatment for people with traumatic brain injury that uses special antibodies to help calm down inflammation in the brain, with the hope of improving recovery.

Quick facts

Grant typeCareer grant
Study typeNIH-funded research
Funding institutionBrigham and Women's Hospital NIH-funded
Lab location1 site (Boston, United States)
Project IDNIH-11064802 on NIH RePORTER

What this research studies

This research investigates a novel approach to treating traumatic brain injury (TBI) by using nasal anti-CD3 monoclonal antibodies to reduce neuroinflammation. The study focuses on how this treatment can modulate the immune response, particularly the activation of microglia, which are immune cells in the brain that contribute to inflammation after injury. By administering the treatment nasally, the researchers aim to induce regulatory T cells that can migrate to the brain and help control inflammation. This approach is based on previous findings in animal models and seeks to explore its effectiveness in humans.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals who have recently sustained a traumatic brain injury and are experiencing neuroinflammation.

Not a fit: Patients with chronic traumatic brain injury or those who do not have an active inflammatory response may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to a new therapeutic option that significantly improves recovery and reduces long-term cognitive issues for patients with traumatic brain injury.

How similar studies have performed: While the use of nasal anti-CD3 in the context of traumatic brain injury is novel, similar approaches have shown promise in other conditions like multiple sclerosis.

Where this research is happening

Boston, 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 2026-06-13 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.