Qiaolin Deng, associate professor at KI. (IMAGE) Karolinska Institutet Caption Qiaolin Deng, associate professor at the Department of Physiology and Pharmacology, Karolinska Institutet. Credit Foto: Markus Marcetic Usage Restrictions none License Original 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.