Figure 4  (A) Representative graph of the different experimental models employed to assess the therapeutic potential of the use of hMSCs for the treatment of immune-related diseases in the articles reviewed. (B) Representative graph of the different articles in which hMSCs were used for the treatment of immune-related diseases in humans studies. It is important to notice that, in the majority of studies, hMSCs were administered for the treatment of graft-versus-host disease following HSCT.