Mikael Rydén (IMAGE) Karolinska Institutet Caption Mikael Rydén, professor, senior consultant at the Department of Medicine, Huddinge, Karolinska Institutet. Credit Ulf Sirborn 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.