Macrophage (IMAGE) University of North Carolina Health Care Caption This is a 3-D rendering of two cells: The green is a macrophage infected with bacteria; the red is an uninfected cell. The image captures the process of trogocytosis -- the transfer of cytoplasmic material between infected and uninfected cells. Credit Kawula lab, UNC School of Medicine Usage Restrictions credit properly 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.