Stem Cell-Derived Pancreatic Beta Cells (IMAGE) University of Helsinki Caption Stem cell-derived pancreatic beta cells transplanted in mice. In the left the cells carrying insulin mutations are shown in green due to the cellular stress reaction. In the right the mutation-corrected healthy beta cells are red. Credit Otonkoski Lab / University of Helsinki Usage Restrictions The image may only be used with appropriate caption and credit. 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.