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Cheri Walker

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Charles River Laboratories International has appointed Cheri Walker to the post of corporate senior vice president of corporate development.
 
Before coming to Charles River, Walker was vice president of mergers and acquisitions for Qiagen and worked in corporate development and in operations at Invitrogen.

The Scan

Tens of Millions Saved

The Associated Press writes that vaccines against COVID-19 saved an estimated 20 million lives in their first year.

Supersized Bacterium

NPR reports that researchers have found and characterized a bacterium that is visible to the naked eye.

Also Subvariants

Moderna says its bivalent SARS-CoV-2 vaccine leads to a strong immune response against Omicron subvariants, the Wall Street Journal reports.

Science Papers Present Gene-Edited Mouse Models of Liver Cancer, Hürthle Cell Carcinoma Analysis

In Science this week: a collection of mouse models of primary liver cancer, and more.