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In Science's early online edition, researchers performed a genome-wide RNAi screen in Drosophila to find genes for susceptibility or resistance to intestinal infection by the bacteria Serratia marcescens. Screening on organism- and tissue-specific levels, they found that the JAK-STAT signaling pathway "controls host defense in the gut by regulating stem cell proliferation and thus epithelial cell homeostasis," they say.

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Russia says its candidate SARS-CoV-2 vaccine has a very high efficacy rate in an initial analysis of clinical trial data, according to the Financial Times.

Wired reports on a microbial analysis of sketches drawn by Leonardo DaVinci.

A new survey explores coronavirus vaccine hesitancy among Black and Latino individuals, the Washington Post reports.

In Nucleic Acids Research this week: the Aging Atlas database, a database of human metagenome-related metadata, and more.