Immune Cells Attacking Bacteria (IMAGE) University of Bath Caption Confocal microscope image showing insect immune cells (green) containing fluorescently labelled E.coli (red). Credit University of Bath Usage Restrictions Only to be used in connection with this story. 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.