Collaborative effort leads to improvements in knee repair

Osteochondral allografts, tissue surgically transplanted from one person to another, are key components in alleviating osteoarthritis, particularly in the knee. The problem is the limited window of time between being taken from donor cadavers and when they can be implanted effectively and viably in the recipient’s joint. Ferris Pfeiffer, an assistant professor of bioengineering, and James L. Cook, a professor of veterinary medicine and surgery in the MU College of Veterinary Medicine, director of the MU Comparative Orthopaedic Laboratory and the William and Kathryn Allen Distinguished Professor in Orthopaedic Surgery, recently developed a way to crack that window open much wider.

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