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And the Sales of Plastic Cups Rise

People may have unique metabolic phenotypes determined by their gut microbiome as well as their own genetic and environment-influenced phenotype, reports a team of Italian researchers in Proteome Research. At spectroscopyNow, David Bradley adds that this type of fingerprint could be useful forensically and medically. "If each of our metabonomic fingerprints proves reliably stable throughout our lives except during periods of illness or on exposure to particular toxic compounds, then this personalised approach to treatment might ultimately become a reality," he writes.

The Scan

Booster for At-Risk

The New York Times reports that the US Food and Drug Administration has authorized a third dose of the Pfizer-BioNTech SARS-CoV-2 vaccine for people over 65 or at increased risk.

Preprints OK to Mention Again

Nature News reports the Australian Research Council has changed its new policy and now allows preprints to be cited in grant applications.

Hundreds of Millions More to Share

The US plans to purchase and donate 500 million additional SARS-CoV-2 vaccine doses, according to the Washington Post.

Nature Papers Examine Molecular Program Differences Influencing Neural Cells, Population History of Polynesia

In Nature this week: changes in molecular program during embryonic development leads to different neural cell types, and more.