The Good and the Bad

A new study published in Genome Research by a team at the Chinese Academy of Sciences in Shanghai shows that disease-causing variants may be more common in African Americans because they conferred some benefit on their ancestors when they were first brought to the New World, reports The New York Times' Nicholas Wade.

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Researchers suggest that genetic variations could influence the side effects people experience when using synthetic cannabinoids, the International Business Times reports.

An analysis has examined the makeup of researchers on Twitter and what they share, Nature News reports.

At Stat News, Jim Kozubek argues that the Broad Institute is pushing the boundary of what a nonprofit is.

In PNAS this week: gut microbes may affect honeybee weight, phenotype and gene expression changes in DiGeorge syndrome, and more.