Sheng Ding, Gladstone Institutes (IMAGE) Gladstone Institutes Caption Sheng Ding used cellular reprogramming to convert muscle precursor cells and white fat cells into brown fat cells. Credit [Photo: Chris Goodfellow, Gladstone Institutes] Usage Restrictions image may only be used with appropriate caption or 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.