New function of blood monocytes (IMAGE) University of Liège Caption Illustration shows the new function of blood monocytes, namely their ability to proliferate in tissues before differentiating into macrophages, immune cells that play important roles in maintaining body homeostasis and health. Credit © Adeline Deward - Illumine Usage Restrictions No commercial use 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.