Can nasal tissue be used to repair a damaged knee joint?

Doctors might one day be able to harvest cells from patients’ noses to produce cartilage that can be transplanted into damaged knee joints, a small experiment suggests.   Researchers tested a new technique for repairing what’s known as articular cartilage, the tissue that covers the ends of bones where they come together to form joints. When articular cartilage is damaged by injury or normal wear and tear, it can result in joint pain and limited mobility. Because the experiment only included 10 adults who were followed for just two years, it’s impossible to say for sure whether this procedure would…
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