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Controls, Controls, Controls

On his blog, Mike the Mad Biologist tries to figure out why some scientists do not use positive and negative controls in their experiments. He points to a 2004 study that found 91.3 percent of Streptococcus pneumoniae had a TEM-1 beta-lactamase resistance gene, but was run without adequate negative controls. In June, Mike continues, a paper in the Journal of Antimicrobial Chemotherapy used only negative controls in their experiments and still got positive results due to rampant contamination.

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.