How are researchers training immune systems for liver transplants?

Researchers are introducing specific immune cells, like dendritic cells, from the organ donor to the recipient to train their immune system to accept the new liver.

What are the benefits of avoiding anti-rejection drugs after a liver transplant?

Avoiding anti-rejection drugs can help transplant recipients avoid severe side effects such as increased risk of infections, cancer, diabetes, and kidney failure.

How long have some patients in the study been off anti-rejection drugs?

Three patients in the study have been off anti-rejection drugs for at least three years, with one participant, Barbara Bowser, living successfully without them for six and a half years.

Home / Health / Transplant Breakthrough: Ditch Anti-Rejection Drugs?

Transplant Breakthrough: Ditch Anti-Rejection Drugs?

17 Apr

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Summary

Researchers trained immune systems to accept new livers.
Three patients stopped anti-rejection drugs for years.
This may offer a new, less toxic transplant approach.

Transplant Breakthrough: Ditch Anti-Rejection Drugs?

A pioneering study from the University of Pittsburgh has demonstrated a potential new method for organ transplantation, aiming to eliminate the need for anti-rejection drugs. Researchers have begun training recipients' immune systems to accept transplanted organs by introducing specific immune cells from the donor. This approach, detailed in Nature Communications, has shown promising results in a small group of liver transplant patients.

Three out of eight patients in the study have successfully discontinued immunosuppressive medications for at least three years. This achievement marks a significant step towards a long-sought goal in transplantation: inducing immune tolerance. The conventional anti-rejection drugs, while critical for preventing organ rejection, carry substantial risks including increased susceptibility to infections, cancer, and metabolic disorders.