Chad Cowan, Harvard University (IMAGE) Harvard University Caption 'These inventions give us the tools to create treatments and cures for a host of conditions that have few, if any, effective treatments today,' said Chad Cowan, whose Harvard lab's innovations have been licensed to Sana. Credit Mary Todd Bergman, Harvard Stem Cell Institute. Usage Restrictions Editorial use only, with attribution 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.