Retinal pigment epithelium-derived CTLA-2alpha induces TGFbeta-producing T regulatory cells.

Sugita S, Horie S, Nakamura O, Futagami Y, Takase H, Keino H, Aburatani H, Katunuma N, Ishidoh K, Yamamoto Y, Mochizuki M.J. Immunol. 2008 Dec 01;181(11):7525-36. doi: 10.4049/jimmunol.181.11.7525