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Invitrogen: Oct 19, 2006

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Invitrogen this week introduced its ChargeSwitch-Pro plasmid miniprep kits.
 

According to the company, the kits apply its latest nucleic acid-purification technology into a spin column format. It added that ChargeSwitch is the only sample preparation method that does not use ethanol or chaotropic salts, which are “two reagents that are known to inhibit enzymatic reactions and present storage, shipping, and handling challenges.”

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.