Erratum to: Stem Cell Rev and Rep

DOI 10.1007/s12015-011-9239-5

Please note the correction to the above mentioned article: In the Materials and Methods section, the concentration of MEK inhibitor StemGent #PD0325901 was published as 0.5M. The correct concentration should be 0.5<micro>M. We apologize for any confusion caused by this error.