An Obese and a Thin Mouse (IMAGE) Ecole Polytechnique Fédérale de Lausanne Caption This image shows the metabolic expression of a gene identified by scientists from EPFL in Lausanne and ETH Zürich as being a key player in the development of type 2 diabetes. Credit EPFL / Laboratory of integrative systems physiology 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.