Response To: ’Umbilical-Cord Messenchymal Stem Cells for the Treatment of Automimmune Diseases: Beware of Cell to Cell Contact' by Alunno Et Al

We thank the authors of the eLetter1 for comments on the possible pitfall in the design of trial of umbilical cord derived mesenchymal stem cell (UC-MSC) for the treatment for lupus nephritis or other autoimmune diseases. It is worth bearing in mind that our trial …