Nicola Crosetto & Magda Bienko, Karolinska Institutet (IMAGE) Karolinska Institutet Caption Nicola Crosetto and Magda Bienko, senior researchers at the Department of Medical Biochemistry and Biophysics, Karolinska Institutet, Sweden. Photo: Stefan Zimmerman Credit Stefan Zimmerman Usage Restrictions None License Licensed 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.