Distinct Roles of α7 nAChRs in Antigen-Presenting Cells and CD4+ T Cells in the Regulation of T Cell Differentiation oleh Masato Mashimo, Masayo Komori, Yuriko Y. Matsui, Mami X. Murase, Takeshi Fujii, Shiori Takeshima, Hiromi Okuyama, Shiro Ono, Yasuhiro Moriwaki, Hidemi Misawa, Koichiro Kawashima