Significant enhancement by anti‐ICOS antibody of suboptimal tacrolimus immunosuppression in rat liver transplantation
Lei Guo, Xiao‐Kang Li, Shin Enosawa, Naoko Funeshima, Seiichi Suzuki, Hiromitsu Kimura, Yasuhiko Sugawara, Katsunari Tezuka, Masatoshi Makuuchi – 20 May 2004 – A member of the costimulatory molecule family, inducible costimulator (ICOS), is expressed on activated T cells and plays a critical role in their primary activation and cytokine production. ICOS is involved in different immune phenomena, such as Th1‐mediated autoimmune disease and graft rejection.