Biofilms of <i>Klebsiella oxytoca</i> (IMAGE) Kiel University Caption Microscopic recordings show biofilms of Klebsiella oxytoca formed in flow-through cells. The presence of the quorum-quenching-protein QQ-2 leads to a significant reduction in biofilm formation in comparison with the control. Credit Photo/Copyright: Nancy Weiland-Bräuer Usage Restrictions The image may only be used with appropriate caption or credit. 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.