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World’s First Genetically Modified Pig Kidney Transplanted

Context: Richard “Rick” Slayman, 62, passed away nearly two months after receiving a groundbreaking genetically edited pig kidney at Massachusetts General Hospital. Check Details.

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  • A 62-year-old man with end-stage renal disease received a kidney transplant from a genetically modified pig.
  • This is the first successful transplant of a pig kidney into a human being.
    • The pig kidney was genetically modified to remove genes that could be harmful to a human recipient and to add certain human genes.
  • The kidney was provided by eGenesis of Cambridge, Massachusetts.

First Recipient of Genetically Edited Pig Kidney Dies

Richard “Rick” Slayman, 62, passed away nearly two months after receiving a groundbreaking genetically edited pig kidney at Massachusetts General Hospital. While his death wasn’t directly linked to the transplant, Slayman, a beacon of hope for transplant patients worldwide, had struggled with kidney disease for over a decade. The FDA-approved xenotransplant aimed to alleviate his suffering. His family expressed gratitude for the additional time and cherished memories provided by the procedure. Slayman’s story resonated globally, offering hope to the over 100,000 awaiting transplants annually, particularly kidney patients.

Pig to Human Kidney Transplant

  • In a historic medical breakthrough, a 62-year-old man named Richard Slayman has become the first person in the world to receive a genetically modified pig kidney.
  • The groundbreaking surgery, conducted at Massachusetts General Hospital, marks a significant milestone in the field of organ transplantation and offers hope to thousands of patients grappling with kidney failure.

Procedure 

  • The procedure, which took place on March 16, was performed by a team of skilled surgeons led by Dr. Tatsuo Kawai, director of the Massachusetts General Hospital’s Legorreta Center for Clinical Transplant Tolerance.
  • Despite the challenges posed by Slayman’s medical history, including diabetes and hypertension, the surgery was a success.
  • Upon restoration of blood flow into the pig kidney, it immediately began producing urine—a moment that was met with applause from everyone in the operating room.

Genetically Modified Donor

  • The kidney used in the transplant originated from a select group of pigs genetically engineered to closely mimic human kidneys.
  • This remarkable feat was the result of extensive collaboration between Massachusetts General Brigham and eGenesis, a biotech company specializing in enhancing animal tissues for human compatibility.

Genetic Innovations

The pigs underwent several genetic modifications to ensure compatibility and reduce the risk of rejection. Key alterations included the elimination of genes triggering immune responses, the incorporation of human genes to enhance similarity to human tissue, and the deactivation of viral genes to prevent infections. Additionally, a tailored regimen of antibody treatments further mitigated immune reactions.

Addressing Organ Shortages

  • With over 100,000 individuals added to the kidney transplant waiting list annually in the United States alone, the success of pig kidney transplantation offers hope for alleviating the chronic shortage of organs.
  • Ongoing research into other pig organs, such as the liver, holds promise for further bridging the gap between supply and demand.

Long-Term Prospects

For patients like Slayman, who experienced complications with dialysis, pig kidneys present a viable interim solution while awaiting a human organ. Moreover, there is optimism that pig organs may eventually serve as long-term substitutes, providing a lifeline for the hundreds of thousands currently reliant on dialysis.

Future Implications and Hope

While continued research is essential to assess the long-term viability and effectiveness of pig organ transplantation, the successful implantation of a genetically modified pig kidney represents a monumental leap forward.

Dr. Leonardo Riella, medical director of kidney transplantation at Mass General Brigham, underscores the transformative potential of this breakthrough, offering a glimmer of hope for a future where healthy organs are readily available to those in need.

Conclusion

The transplantation of a genetically modified pig kidney into Richard Slayman marks a historic milestone in the field of medicine. This remarkable achievement not only highlights the remarkable progress in organ transplantation but also offers renewed hope for patients worldwide awaiting life-saving treatments. As research continues, the potential of pig organs to address organ shortages and improve patient outcomes remains a beacon of optimism for the future of healthcare.

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Pig to Human Kidney Transplant FAQs

Which country did the first pig kidney transplant in a human?

A 62-year-man with end-stage renal disease has become the first human to receive a new kidney from a genetically modified pig, doctors from Massachusetts General Hospital in Boston.

When was the first successful pig to human kidney transplant?

The world's first successful transplant of a genetically edited pig kidney into a 62-year-old man living with end-stage kidney disease was announced by Harvard-affiliated Massachusetts General Hospital.

Who was the first person to receive a kidney transplant from a genetically modified pig?

Richard Slayman

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