Bone researchers follow their nose

Cartilage cells from patients’ own noses have been used to create tissue transplants for their injured knees, Swiss doctors report.

Nasal cells were harvested, grown and cultured onto collagen membranes to form a cartilage graft, which was cut to the right shape and used to patch the damaged cartilage.

Two years later, most of the 10 patients reported less pain, more function and better quality of life, while the transplanted tissue had grown

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