This Week in PNAS

In the early, online version of the Proceedings of the National Academy of Sciences, researchers from Stanford University and the University of Texas at Austin explore the consequences of activating KRAS mutations in lung adenocarcinoma. Using a combination of array-based gene expression profiling, mass spec-based lipid assessments, and proteomic analyses, the team compared mouse and human lung cancer samples with or without KRAS mutations.

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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.