Understanding how TOX influences CD8 T cell exhaustion in chronic infections and cancer

Molecular Mechanisms of TOX-mediated Programming of CD8 T Cell Exhaustion

NIH-funded research University of Pennsylvania · NIH-11000813

This study is looking at how a specific protein affects the way certain immune cells, called CD8 T cells, become less effective over time when they encounter ongoing infections or tumors, with the hope of finding new ways to help these cells work better in treating chronic illnesses and cancer.

Quick facts

Grant typeFellowship grant
Study typeNIH-funded research
Funding institutionUniversity of Pennsylvania NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-11000813 on NIH RePORTER

What this research studies

This research investigates the role of the TOX transcription factor in the development of exhausted CD8 T cells, which are crucial for immune responses against viral infections and tumors. The study focuses on how persistent antigens lead to a dysfunctional state in these T cells, preventing their effective differentiation into memory and effector cells. By examining the epigenetic changes associated with T cell exhaustion, the research aims to uncover potential therapeutic targets to enhance T cell function in chronic infections and cancer. Patients may benefit from insights that could lead to improved immunotherapies.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients with chronic viral infections or cancers that exhibit T cell exhaustion.

Not a fit: Patients with acute infections or those whose immune responses are not characterized by T cell exhaustion may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for enhancing T cell responses in patients with chronic infections and cancer.

How similar studies have performed: Previous research has shown promising results in targeting T cell exhaustion, indicating that this approach may lead to significant advancements in treatment.

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.