Understanding how the body rejects transplanted organs

CD11b: A Novel Alternate Receptor for CD154 during Alloimmunity

NIH-funded research Emory University · NIH-11049903

This research aims to uncover new ways the immune system causes organ rejection after a transplant, helping us find better treatments for patients.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionEmory University NIH-funded
Lab location1 site (Atlanta, United States)
Project IDNIH-11049903 on NIH RePORTER

What this research studies

When someone receives an organ transplant, their immune system can sometimes see the new organ as foreign and try to reject it. Doctors have tried blocking certain immune signals to prevent this, but some approaches work better than others. This project focuses on a specific immune signal called CD154 and a newly discovered partner, CD11b, to understand how they contribute to rejection. By learning more about these signals, we hope to develop more effective ways to protect transplanted organs.

Who could benefit from this research

Good fit: This foundational research is most relevant to patients who have received or will receive an organ transplant, particularly those who experience rejection.

Not a fit: Patients without organ transplants or conditions related to alloimmunity would not directly benefit from this specific research.

Why it matters

Potential benefit: If successful, this work could lead to new and more effective medications to prevent organ rejection, improving the long-term health of transplant recipients.

How similar studies have performed: While blocking CD154 has shown promise in preclinical studies, its clinical translation has faced challenges, making this research into underlying mechanisms crucial.

Where this research is happening

Atlanta, 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.