Stem Cells With and Without Mof (IMAGE) Michigan Medicine - University of Michigan Caption Mouse stem cells with two normally functioning copies of the Mof gene (left) have intact "stem-ness" -- but that ability to self-renew is lost in cells in which one or both copies of Mof don't work correctly (middle and right). Credit Dou laboratory, University of Michigan Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.