NEW YORK (GenomeWeb News) – Genetic testing for initial warfarin dosing is not cost effective for most patients, according to research appearing online today in the Annals of Internal Medicine. Instead, the study suggested, such tests may be more suitable for those at high risk of hemorrhaging.

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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.