Contact: Diana Yates
University of Illinois at Urbana-Champaign
Caption: Giant viruses should be included reconstructions of the tree of life, researchers report in a new study. The mimivirus, shown here (small black hexagons) infecting an amoeba, is as big as some bacterial cells and shares some ancient protein structures with most organisms.
Credit: Professor Didier Raoult, Rickettsia Laboratory, La Timone, Marseille, France
Usage Restrictions: Image may be used only to accompany stories about the research described in this release. Credit required
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