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In the PNAS Early Edition this week, a team led by researchers at the University of Nebraska-Lincoln shows that "individuality in gut microbiota composition is a complex polygenic trait shaped by multiple environmental and host genetic factors." Namely, using quantitative pyrosequencing of the microbiota in 645 intercross line mice, the team found a core measurable microbiota of 64 taxonomic groups, within which they identified "co-segregation with 530 fully informative SNP markers" and "18 host quantitative trait loci that show significant or suggestive genome-wide linkage with re

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European regulators have begun a rolling review of Russia's Sputnik V SARS-CoV-2 vaccine, Reuters reports.

Science reports that Science Foundation Ireland is seeking annual budget increases.

According to the Financial Times, a UK university group is pushing Elsevier to lower its journal fees.

In Nature this week: satellite tracking and genome sequencing combination used to examine migration patterns of peregrine falcons, and more.