News of the WeekImmunology

A Slimy Start for Immunity?

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Science  03 Aug 2007:
Vol. 317, Issue 5838, pp. 584
DOI: 10.1126/science.317.5838.584

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On page 678 of this issue of Science, researchers report that slime molds deploy cells that combat pathogens, a discovery implying that specialized immune cells preceded the advent of multicellular organisms.