Cecilia Götherström is an Associate Professor in Stem Cell Research at Karolinska Institutet in Sweden and her research is in the field of perinatal regenerative medicine. Dr Götherström has developed fetal mesenchymal stem cells for prenatal and postnatal transplantation purposes and since then the cells has indeed been used clinically to treat children suffering from severe Osteogenesis Imperfecta with promising results. Dr Götherström is leading an international multicentre trial, Boost Brittle Bones Before Birth (BOOSTB4), to evaluate the safety and effect of mesenchymal stem cell administration for the treatment of severe Osteogenesis Imperfecta in unborn and young children.