‘Chronic lung-transplant rejection has been a black box.’ New study gives answers, drug targets.
Peer-Reviewed Publication
Updates every hour. Last Updated: 5-Nov-2025 18:11 ET (5-Nov-2025 23:11 GMT/UTC)
More than 50% of lung-transplant recipients experience a rejection of their new lung within five years of receiving it, yet the reason why this is such a prevalent complication has remained a medical mystery.
Now, a new Northwestern Medicine study has found that, following transplant and in chronic disease states, abnormal cells emerge and “conversations” between them drives the development of lung damage and transplant rejection.
These findings not only help answer why rejection occurs, but they also have spurred immediate exploration of new drugs to treat transplant rejection and other lung-scarring diseases.
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