New Receptor Found on Scavenger Cells (image) University of Freiburg Share Print E-Mail Caption Images taken with a fluorescence microscope show that the adenovirus can infect macrophages that have the receptor MARCO (left). If MARCO is not present, however, the virus cannot attack the scavenger cells (right). Credit Source: Marina Freudenberg, Mareike Maler Usage Restrictions the image may only be used with appropriate caption or credit. Share Print E-Mail 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.