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Latest COVID-19 Variants Can Evade Vaccine Protection, According to New Data

Time Magazine

The Latest COVID-19 Variants Can Evade Vaccine Protection, According to New Data

New lab data suggest that vaccines and prior infections may not offer enough protection against several new COVID-19 variants cropping up in the U.S. and around the world.

Dr. David Ho, director of Columbia University’s Aaron Diamond AIDS Research Center, and his team reported the results from a set of studies published in the journal Nature. They showed how well some of the latest variants—BQ.1, BQ.1.1, XBB, and XBB.1, which were all derived from Omicron—are evading both vaccine-derived and infection-derived immunity.

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Lessns learned" Two early US programs successfully traced COVID case contacts

A pair of new studies describe how two US jurisdictions quickly mobilized teams of contact tracers to identify and isolate people exposed to SARS-CoV-2, with a massive New York City effort finding 1.4 contacts per case and a college student-led Central Pennsylvania initiative that may have led to fewer symptomatic household infections.

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