Chris Chang in the Lab (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Chris Chang and graduate student Sumin Lee carry out experiments to find proteins that bind to copper and potentially influence the storage and burning of fat. Credit Credit: Peg Skorpinski/UC Berkeley Usage Restrictions All rights reserved. Editorial use only with credit. Commercial use prohibited. 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.