Illustration of Thermogenesis (IMAGE) University of Michigan Caption Illustration of thermogenesis in mice beige fat cells in response acetylcholine stimulation. Credit Stephanie King, LSI at University of Michigan 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.