Investigating how chronic signaling affects immune cell function in a rare childhood disease

Chronic STAT3 signaling in STAT3 GOF causes CD8 T cell dysfunction via CD39 upregulation

NIH-funded research Children's Hosp of Philadelphia · NIH-11024835

This study is looking at a rare genetic condition that affects children and makes it harder for their immune system to fight infections and manage inflammation, and it aims to understand how a specific protein might be slowing down their immune response so that new treatments can be developed to help them feel better.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionChildren's Hosp of Philadelphia NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-11024835 on NIH RePORTER

What this research studies

This research focuses on a rare genetic condition known as STAT3 gain-of-function (GOF), which leads to increased inflammatory signaling and results in both viral infections and autoimmune issues in affected children. The study aims to understand how this condition impairs the function of CD8 T cells, which are crucial for fighting infections. Researchers will explore the role of a protein called CD39, which may inhibit immune responses by increasing levels of adenosine, a molecule that dampens T cell activity. By examining these mechanisms, the research seeks to uncover potential therapeutic targets to improve immune function in patients.

Who could benefit from this research

Good fit: Ideal candidates for this research are children diagnosed with STAT3 gain-of-function syndrome who experience immune dysfunction.

Not a fit: Patients without STAT3 gain-of-function syndrome or those with other unrelated immune disorders may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments that enhance immune responses in children with STAT3 GOF, potentially reducing infections and autoimmune complications.

How similar studies have performed: While the specific approach of targeting CD39 in STAT3 GOF is novel, similar strategies targeting immune regulation have shown promise in other autoimmune and inflammatory conditions.

Where this research is happening

Philadelphia, 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.