New Systems Tools Help Identify New Genes Affecting Body Weight (2 of 2) (image) Ecole Polytechnique Fédérale de Lausanne Share Print E-Mail Caption New systems tools help identify new genes affecting body weight. Credit J. Auwerx/EPFL Usage Restrictions Media purposes only. Share Print E-Mail 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.