ICOS and systemic lupus erythematosus: These included NFAT in the regulation of immune response (2.449), iCOS-iCOSL signaling in T-helper cells (2.0), Th1 pathway (2.0), calcium-induces T lymphocyte apoptosis (2.0), dendritic cell maturation (2.0), neuroinflammation signaling (1.633), systemic lupus erythematosus in T cell signaling (2.236), and PKCθ signaling in T lymphocytes (2.0).