Per Svenningsson, Karolinska Institutet (IMAGE) Karolinska Institutet Caption Professor Per Svenningsson, MD, PhD, and his colleagues are investigating a novel therapy against involuntary dyskinetic movements induced by treatment with L-dopa. Credit Ulf Sirborn Usage Restrictions This image may only be published/reproduced in connection to media reports about the research of Dr. Per Svenningsson at Karolinska Institutet in Sweden. The photographer must be credited. 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.