This Week in Cell

A recent study in Cell suggests that the transition from HIV infection to AIDS may involve a marked expansion of viral communities in the gut. Through experiments involving monkey models infected with simian immunodeficiency virus, or SIV, researchers from Washington University, Beth Israel Deaconess Medical Center, and elsewhere looked at the gut virome during AIDS development.

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Helix customers can purchase apps that interpret different aspects of their genome, Technology Review reports.

The New York Times reports that a number of companies and research institutes are pursuing gene therapies.

Salmon with shorter telomeres survive to make the trip back to their river homes, New Scientist reports.

In PLOS this week: vaginal microbiome composition, population patterns of Chagas-carrying Rhodnius ecuadoriensis, and more.