Target Region for Stimulation (IMAGE) Charité - Universitätsmedizin Berlin Caption The orange area represents the target region for stimulation, the subthalamic nucleus. Surrounding nerve tracts (dark green, light green, yellow) connect the electrode to other key areas of the brain. Image: Andreas Horn, Charité. Credit Image: Andreas Horn, Charité. 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.