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In a recent study, scientists at the Department of Veterans Affairs Medical Center in Oklahoma City found that Enterococcus faecalis bacteria living in the gut can damage DNA and up gene expression linked to colon cancer, reports the BBC. They exposed colon cells in vitro to the bacterium and found that when it was in a "fermentation state," it produced a "superoxide" molecule that could damage DNA in surrounding cells.

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Howard Hughes Medical Institute will be requiring its researchers to publish their work so it is immediately accessible to the public, ScienceInsider writes.

The Huffington Post reports that Francis Collins, the director of the US National Institutes of Health, has urged Americans to recommit to reason.

About 150 million rapid coronavirus tests purchased by the US federal government are to be distributed to nursing homes, colleges, and the states, according to the New York Times.

In Nature this week: multi-omic analysis of Alzheimer's disease brain samples, de novo assembly of a diploid potato, and more.