Creating tolerance to pig organs for transplantation

Inducing Xenotolerance via Chimeric Thymus

NIH-funded research Duke University · NIH-11032068

This study is exploring a new way to make organ transplants easier by using specially modified pig organs that our bodies might accept better, which could help people who need transplants live longer without relying so much on human donors.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionDuke University NIH-funded
Lab location1 site (Durham, United States)
Project IDNIH-11032068 on NIH RePORTER

What this research studies

This research investigates a novel approach to improve organ transplantation by using genetically modified pig organs. It aims to induce tolerance in the human immune system to accept these pig organs without rejection. The methodology involves implanting chimeric thymus tissue, which helps train the immune system to recognize the pig organs as compatible. This could potentially lead to longer-lasting organ transplants and reduce the need for human organ donors.

Who could benefit from this research

Good fit: Ideal candidates for this research are young patients under 11 years old who require organ transplants and may benefit from xenotransplantation.

Not a fit: Patients who are not candidates for organ transplantation or those with existing severe autoimmune conditions may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could significantly increase the availability of organs for transplantation, improving outcomes for patients in need of life-saving procedures.

How similar studies have performed: Previous studies have shown some success in using porcine thymus tissue to promote xenotolerance in animal models, but this approach is relatively novel in humans.

Where this research is happening

Durham, 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.