Cui, T., Wen, Q., An, Z., Kang, J., Li, P., Zeng, Y., Lin, L., Gao, R., Cheng, G., Dai, L., Feng, Z., Gong, Y., Zhang, X., Li, K., Ding, X., Xue, X., Yang, L., Zhang, L., Zhang, Y., Yan, Y. (2026). Natalizumab exacerbates astrocytopathy in NMOSD via blockade of endothelial VCAM1–astrocytic integrin α4 interaction. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.2520566123