Research group (IMAGE) Umea University Caption Three of the researchers behind the study: Wei-Sheng Sun, Josy ter Beek, Ronnie Berntsson, Department of Medical Chemistry and Biophysics, Umeå University. Credit Anna Shevtsova Usage Restrictions No restrictions. License Public Domain 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.