Measure Electric Activity Bacteria (IMAGE) Linköping University Caption Bacteria sitting on the gate electrode, viewed by a fluorescence microscope. Credit Thor Balkhed Usage Restrictions in connection with news from Linköping University 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.