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A Little Bit of Radiation Won't Kill You

Microdosing drugs with radioactive labels might be a way to see if new drugs are effective, reports the Economist. For this technique, drug developers borrow from anthropologists' use of accelerated mass spectrometers. Anthropologists use these mass specs to detect radioactive carbon in food, cloth, or other finds, but drug developers can label drugs with trace amounts of radioactive materials to see if and where the drug's components are absorbed in the body and whether or how long they persist.

The Scan

Rise of BA.5

The New York Times reports that the Omicron subvariant BA.5 has become the dominant version of SARS-CoV-2 in the US.

UK Health Secretary Resigns

Sajid Javid, the UK health secretary, resigned along with Chancellor Rishi Sunak, saying they cannot work with Prime Minister Boris Johnson's government, CNN reports.

Clones From Freeze-Dried Cells

A team in Japan has cloned mice from freeze-dried skin cells, according to the Guardian.

Genome Research Papers on Craniosynostosis, Macaque Retrotransposition, More

In Genome Research this week: structural variants in craniosynostosis, LINE-1 activity in rhesus macaque brain, and more.