
Keywords: GVHD, graft-versus-host disease; GFP, green fluorescent protein; HSCs, hematopoietic stem cells; HSCT, hematopoietic stem cell transplantation; IFN-γ, interferon-γ; IL-2, interleukin-2; IL-4, interleukin-4; MST, median survival time; MLR, mixed lymphocyte