Fat Cells (IMAGE) Harvard University Caption This image shows human pluripotent stem cell-derived fat cells. Credit Tim Ahfeldt/Harvard University Usage Restrictions This image may only be used in conjunction with stories about the work described in the attached release. 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.