Understanding how immune cells in tumors communicate

Mechanisms of PD-1 and Tim-3 crosstalk in tumor-infiltrating lymphocytes

NIH-funded research University of Pittsburgh at Pittsburgh · NIH-11141147

This research explores how certain immune cells interact within tumors to find new ways to make cancer treatments more effective for patients.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pittsburgh at Pittsburgh NIH-funded
Lab location1 site (Pittsburgh, United States)
Project IDNIH-11141147 on NIH RePORTER

What this research studies

Immunotherapy has brought significant progress in treating many cancers, yet not all patients experience lasting benefits. This project aims to discover new ways to improve these powerful treatments, especially by focusing on proteins like Tim-3 and PD-1 found on immune cells within tumors. We want to understand how these proteins communicate and affect the immune system's ability to fight cancer. By gaining a deeper understanding of Tim-3's function, particularly in combination with PD-1 blockade, we hope to develop more effective and targeted therapies. This could lead to better outcomes for more patients battling various types of cancer.

Who could benefit from this research

Good fit: Patients with various types of cancer who may benefit from improved immunotherapy approaches could ultimately be impacted by this research.

Not a fit: Patients whose cancers do not respond to or are not targeted by immunotherapy may not directly benefit from this specific line of research.

Why it matters

Potential benefit: If successful, this work could lead to the development of new and more effective immunotherapy combinations for various types of cancer, improving patient responses and survival.

How similar studies have performed: While first-generation immunotherapies like PD-1 blockade have shown success, therapies targeting Tim-3 alone have underperformed, making this a novel approach to understand their combined mechanisms.

Where this research is happening

Pittsburgh, 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.