Making pig-to-human organ transplants safer

Project-002

NIH-funded research Columbia University Health Sciences · NIH-11462788

This work aims to help people who need organ transplants by finding ways to prevent the immune system from rejecting pig organs.

Quick facts

Grant typeP01 program project
Study typeNIH-funded research
Funding institutionColumbia University Health Sciences NIH-funded
Lab location1 site (New York, United States)
Project IDNIH-11462788 on NIH RePORTER

What this research studies

Researchers are using genetically modified pigs and special bone marrow delivery methods to teach the immune system to accept pig cells. In animal models (baboons) they have created mixed blood cell populations that reduce anti-pig antibodies and prolong survival of pig tissue without ongoing drugs. The team is refining those techniques to overcome barriers that have blocked pig-to-primate graft acceptance. The goal is to move these advances closer to treatments that could be offered to people who need organs.

Who could benefit from this research

Good fit: People with end-stage organ failure who lack a suitable human donor or who are willing to consider experimental xenotransplantation approaches would be the most likely candidates.

Not a fit: People who do not need a transplant or who cannot undergo bone-marrow based procedures would not benefit from this work.

Why it matters

Potential benefit: If successful, this could allow pig organ transplants to survive longer and reduce the need for lifelong immune-suppressing drugs, increasing the pool of available organs.

How similar studies have performed: Related methods have produced promising results in animal models and some allogeneic (human-to-human) tolerance work, but pig-to-human approaches remain experimental.

Where this research is happening

New York, 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.