Today’s Spotlight, by Christine Daniloff/MIT, features an image of the bacterium, Enterococcus faecalis, which lives in the human gut and is used courtesy of the United States Department of Agriculture.
Trillions of bacteria live in each person’s digestive tract. Scientists believe that some of these bacteria help digest food and stave off harmful infections, but their role in human health is not well understood. To help shed light on the role of these bacteria, a team of researchers led by MIT associate professor Eric Alm recently tracked fluctuations in the bacterial populations of two research subjects over a full year.
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