Single Microglia Cell in the Brain (IMAGE) McGill University Health Centre Caption Single microglia cell in the brain. DNA in the cell body is labeled in blue, and in red and green are different proteins expressed only by microglia which show the elaborate processes of these cells. Credit MUHC Usage Restrictions mention MUHC 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.