News From the Field
Policing Cells Demand ID to Tell Friend From Foe, Say University of Pennsylvania Cell Engineers
March 10, 2008
University of Pennsylvania scientists studying macrophages, the biological cells that spring from white blood cells to eat and destroy foreign or dying cells, have discovered how these "policemen" differentiate between friend and foe. The paper appears as the cover article in the March 10 edition of the Journal of Cell Biology.
University of Pennsylvania
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