Targeted nanoparticles that bind to exposed type II collagen in injured joints and promote localized downregulation of Mmp13 expression represent progress towards a disease-modifying osteoarthritis drug.

中文翻译：

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在 OA 中靶向关节 Mmp13

与受伤关节中暴露的 II 型胶原蛋白结合并促进 Mmp13 表达局部下调的靶向纳米颗粒代表了一种改善疾病的骨关节炎药物的进展。