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You Don't Often Hear the Pro-Obesity Health Argument

According to this wire story, scientists in Norway homed in on epigenetic markers that indicate which stem cells are best suited for regenerating tissue. The catch? The work has been performed on liposuctioned stem cells. As the article points out, "Unlike other sources of adult stem cells, fat is abundant and there is no shortage of donors."

If we're reading this right, the take-home message seems to be that one day your own fat can save you. So abandon that diet and have another donut.

 

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.