↓Proliferation of activated T cells↓Autoantigen-induced T-cell proliferation↓Dendritic cell differentiation and maturation↑IDO-1↓IFN-γ↑IL-10↑LIF gene↑PD-L1 gene↑COX-2 gene↑TGF- β1 gene↑TSG-6 gene↑CD200 gene↑HGF gene↑HLA-E gene↑HLA-G gene↑HO-1 gene↑BDNF gene↑CNTF gene↑GDNF gene↑NGF gene↑NTF3 gene