Retraction Note: Purified umbilical cord derived mesenchymal stem cell treatment in a case of systemic lupus erythematosus.

The Editor-in-Chief is retracting this article because the authors have not obtained consent to publish from the patient whose details are described in this case report. The article has been removed to protect the patient's privacy. Terry Grossman has stated that he was not an author on this article. Christopher Phillips, Pornpatcharin Wongsaisri and Thein Htut did not reply to correspondence about this retraction.