The Shiga toxin may help E. coli survive predation by the protist Tetrahymena.
By The Scientist Staff | June 27, 2013
UNIVERSITY AT BUFFALO
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By Ruth Williams
Whole-body immunoPET scans of SIV-infected macaques reveal where the replicating virus hides.
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Updated classics and new techniques help microbiologists get up close and quantitative.
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A strain of HIV that has afflicted more than 100,000 people emerged from gorillas.
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