DEC 27, 2013 02:32 PM PST
POSTED BY: Jennifer Ellis
126 29 2632

The bacteria Staphylococcus aureus is a benign resident of the human microbiome. But in the last 15 years, a strain of it has evolved to become a major public health problem. To understand how everyday microbes can change so dramatically, laboratories are investigating how bacterial communities exchange genetic information in the environments we share.

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