Bacteria Being Engulfed by Immune Cells (video) University of Bath Loading video... Caption The insect immune cells known as hemocytes (green) rapidly engulf the bacteria following infection and this can be studied in real-time using timelapse microscopy. Credit Isabella Vlisidou, University of Bath Usage Restrictions Only to be used in connection with this story. 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.