IMAGE: THIS IS AN ELECTRON MICROSCOPE IMAGE OF A MACROPHAGE (BLUE) INFECTED WITH SALMONELLA (RED). CREDIT: UNIVERSITY OF BASEL, BIOZENTRUM When pathogens invade the cells, our body combats them using various methods. Researchers at the University of Basel’s Biozentrum have now been able to show how a cellular pump keeps such invading pathogens in check. As the researchers report...