DFSO+ on <em>Shewanella oneidensis</em> (IMAGE) Cell Press Caption This fluorescent microscopy image shows DFSO+ molecules on bacteria. Credit Zachary D. Rengert Usage Restrictions Credit Required. 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.