Takimoto, T., Y. Wakabayashi, T. Sekiya, N. Inoue, R. Morita, K. Ichiyama, R. Takahashi, M. Asakawa, G. Muto, T. Mori, E. Hasegawa, S. Shizuya, T. Hara, M. Nomura, and A. Yoshimura. 2010. Smad2 and Smad3 are redundantly essential for the TGF-β–mediated regulation of regulatory T plasticity and Th1 development. J. Immunol. 185: 842–855.

The twelfth author's name was published incorrectly. The correct name is Shizuya Saika.