Jens Hjerling-Leffler and Sten Linnarsson (image) Karolinska Institutet Share Print E-Mail Caption Jens Hjerling-Leffler and Sten Linnarsson are principal investigators at the Department of Medical Biochemistry and Biophysics at Karolinska Institutet in Sweden. Credit Stefan Zimmerman Usage Restrictions This image may only be published/reproduced in connection to media reports about the research of Drs Jens Hjerling-Lefflerand Sten Linnarsson at Karolinska Institutet. The photographer must be credited. 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.