BMSCs-Derived Exosomal XPO7 Attenuates Osteoarthritis Progression by Targeting KDM2B to Ameliorate Chondrocyte Senescence.
BMSCs-Exos significantly mitigated IL-1β-induced chondrocyte senescence-like changes, apoptosis, SASP, and ECM degradation, as evidenced by the reversal of IL-1β-induced suppression of anabolic genes SOX9, COL2, ACAN and elevated catabolic gene MMP13.