Human mesenchymal stem cells suppress donor CD4+T cell proliferation...

Acute graft-versus-host disease is a life-threatening complication following allogeneic haematopoietic stem cell transplantation , occurring in up to 30-50% of patients who receive human leucocyte antigen -matched sibling transplants.

http://www.citeulike.org/user/jrifon/article/12439533