Cartilage-making cells in the nose seem to produce a worthy stand-in for the cartilage lost at the tips of bones in damaged knee joints, a study in goats suggests.
Patches of cartilage grown from snippets of nasal tissue worked so well when implanted into the goats that a small group of people with knee injuries have now undergone the treatment with their own nasal cartilage, researchers report August 27 in Science Translational Medicine.
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