↓Leukocyte infiltration in the spinal cord white matter↑CD4+CD25+Foxp3+CD127low/neg Treg cells in cervical lymph nodes cells and splenocytes↓PBMCs proliferation (in vitro)↑IL-10↑IL-4↑HGF↑VEGF↑TGF-β↓IFN-γ↓IL-17