Understanding SERPINB1's Role in Immune Cell Function and Human Illnesses

The role of SERPINB1 in T cell function and its contribution to human diseases

NIH-funded research Vanderbilt University Medical Center · NIH-11135561

This project aims to understand how a gene called SERPINB1 affects our immune cells, especially T cells, to help us better understand and treat serious immune system problems.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionVanderbilt University Medical Center NIH-funded
Lab location1 site (Nashville, United States)
Project IDNIH-11135561 on NIH RePORTER

What this research studies

Primary immunodeficiencies (PIDs) are genetic conditions that make people more vulnerable to infections, autoimmune issues, and cancer. By studying a patient with a PID and severe mycobacterial disease, we discovered a new genetic change in a gene called SERPINB1. While SERPINB1 was previously thought to affect other immune cells, our findings suggest it plays a crucial, previously unknown role in T cells, which are vital for fighting infections. This work uses advanced lab techniques to explore how SERPINB1 works in T cells and how its absence contributes to immune system problems.

Who could benefit from this research

Good fit: Patients with primary immunodeficiencies, particularly those with severe infections or unknown genetic causes for their immune problems, could ultimately benefit from this foundational research.

Not a fit: Patients without primary immunodeficiencies or related immune system disorders may not directly benefit from this specific basic science investigation.

Why it matters

Potential benefit: If successful, this work could lead to a deeper understanding of primary immunodeficiencies and new ways to manage and treat patients with these conditions, especially those prone to severe infections.

How similar studies have performed: This project describes the first known case of complete SERPINB1 deficiency in a human, making the findings novel and the approach to understanding its role in T cells largely unexplored.

Where this research is happening

Nashville, 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 2026-06-13 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.