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At Bitesize Bio, Shoba Anantha discusses how UNG can be useful in PCR analysis. Amplicons generated during PCR have dUTPs incorporated in them, Anantha notes, and UDG, the enzyme encoded in UNG, targets those dUTPs. If those amplicons are a source of contamination, using UDG before any other PCR reaction will target and make those sites abasic so that they will not "serve as good templates for Taq polymerase" while the original template will remain untouched.

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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.