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It's Nice to Think of Ourselves as Moving Colonies

An article in the New York Times talks about the fact that at any given moment, there are 1 million bacteria in the crook of your elbow. With the Human Microbiome Project underway, scientists are sequencing -- and learning -- about the hoards of beneficial bacteria that live in people.

In Science's early edition, Wash U's Ruth Ley looked at 60 species in the first-ever comparison of bacterial gut communities across mammals. "Her analysis found that these communities have co-evolved with their hosts and their members are strongly influenced by both diet and evolutionary history," says this post at Not Exactly Rocket Science.

 

The Scan

Could Cost Billions

NBC News reports that the new Alzheimer's disease drug from Biogen could cost Medicare in the US billions of dollars.

Not Quite Sent

The Biden Administration likely won't meet its goal of sending 80 million SARS-CoV-2 vaccine doses abroad by the end of the month, according to the Washington Post.

DTC Regulation Proposals

A new report calls on UK policymakers to review direct-to-consumer genetic testing regulations, the Independent reports.

PNAS Papers on Mosquito MicroRNAs, Acute Kidney Injury, Trichothiodystrophy

In PNAS this week: microRNAs involved in Aedes aegypti reproduction, proximal tubule cell response to kidney injury, and more.