Sun, S., Liang, B., Koplas, A., Tikhonenko, I., Nachury, M., Khodjakov, A., Sui, H. (2025). Intraflagellar transport trains can switch rails and move along multiple microtubules in intact primary cilia. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.2413968122