Correction to: Stem Cell Rev and Rep (2014) 10:16–30

https://doi.org/10.1007/s12015-013-9473-0

After the publication of our article, it has come to our attention that we regretfully failed to appropriately disclose a conflict of interest. The Conflict of Interest statement should read, “A patent based on this study has been filed by Royan Institute with H.B., S.N.H., M.T., and H.G. as inventors”. The authors would like to apologize for any inconvenience caused.