Fat Cell Genesis (IMAGE) University of Nottingham Caption These are stem cells becoming fat cells. Using the ultrasound technique, we can start exploring why fat cells put on fat and whether we can make the cells 'diet'. Credit University of Nottingham 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.