Ultra-Fine Electrodes (IMAGE) University of Bonn Caption Ultra-fine electrodes implanted in the temporal lobes of epileptic patients enable researchers to visualize the activity of individual nerve cells. Credit © Christian Burkert Usage Restrictions This image may be used together with the press release. 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.