NEW YORK (GenomeWeb News) – Quest Diagnostics this week said that it intends to sell its HemoCue point-of-care diagnostics business and will report results associated with that business, as well as the OralDNA business that it sold last month, as discontinued operations in its fourth-quarter financials. Quest said that it expects to take a charge of $89.5 million, or $.56 per share, related to the discontinued operations for the quarter.

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In PNAS this week: genomic study of group B Streptococcus evolution, selection on the X chromosome in great apes, and more.

Changing the fat and fiber content of people's diets affects their gut microbiome, metabolome, and colon cancer risk, researchers say.

Broken links are found throughout academic publications, and some services are trying to combat such link decay.

Nick Stockton at Wired says that a pause in studying genome-editing tools should be used to find a path forward.