Bio-IT World | Osteoarthritis affects more than 528 million people around the world. Cartilage in joints wears down, and bones rub against each other, causing pain, stiffness, and mobility issues. Current treatments slow down cartilage degeneration, though patients inevitably need expensive joint replacement surgery. However, researchers at Northwestern University discovered “dancing molecules” that might be the key to the first cartilage regenerative therapy.

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