Improving gene therapy for alpha-1-antitrypsin disease using modified immune cells

Modulation of Immune responses to gene therapy by Creation of AAV-specific Chimeric antigen receptor regulatory T cells (CAR-Tregs)

NIH-funded research Univ of Massachusetts Med Sch Worcester · NIH-10914227

This study is looking at a new way to make gene therapy for alpha-1-antitrypsin disease work better by using special immune cells that help control the body's response, so patients can get more effective treatment and possibly receive it multiple times if needed.

Quick facts

Grant typeP01 program project
Study typeNIH-funded research
Funding institutionUniv of Massachusetts Med Sch Worcester NIH-funded
Lab location1 site (Worcester, United States)
Project IDNIH-10914227 on NIH RePORTER

What this research studies

This research focuses on enhancing the effectiveness of gene therapy for alpha-1-antitrypsin (AAT) disease by using specially designed immune cells called chimeric antigen receptor regulatory T cells (CAR-Tregs). These CAR-Tregs are engineered to modulate the immune response to adeno-associated virus (AAV) gene therapy, which can be hindered by pre-existing immunity in patients. The researchers will optimize these CAR-Tregs to ensure they can effectively suppress unwanted immune reactions, allowing for better and longer-lasting therapeutic effects. The study will also explore the potential for re-dosing AAV vectors, which could improve treatment outcomes for patients needing multiple therapies.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients diagnosed with alpha-1-antitrypsin deficiency who may benefit from gene therapy.

Not a fit: Patients with conditions unrelated to AAT deficiency or those who do not respond to AAV-based therapies may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to more effective and durable gene therapies for patients with AAT deficiency.

How similar studies have performed: Previous research has shown promise in using modified immune cells to enhance gene therapy, indicating a potential for success in this novel approach.

Where this research is happening

Worcester, 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.
Last reviewed 2026-06-09 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.