Jens Hjerling-Leffler
![](https://mb.cision.com/Public/206/2526703/badbbc64d4f04a06_800x800ar.jpg)
Photographer: Stefan Zimmerman
Jens Hjerling-Leffler, research group leader at the Department of Medical Biochemistry and Biophysics, Karolinska InstitutetPhotographer: Stefan Zimmerman
Jens Hjerling-Leffler, research group leader at the Department of Medical Biochemistry and Biophysics, Karolinska InstitutetKAROLINSKA INSTITUTET PRESS OFFICE Opening hours: Monday–Friday 09.00–17.00 CET. Karolinska Institutet – a medical university ki.se