Wei, J., Pi, C., Qi, Y., Yang, W., Sun, J., Xu, X., Xie, J. (2026). TGF-β2 drives lipid droplet accumulation in chondrocytes through the TβRI/p-Smad3/Fabp5 axis. Journal of Biological Chemistry. https://doi.org/10.1016/j.jbc.2026.113317