BQ.1.1

A rising Covid subvariant soon to become dominant across the US makes the updated bivalent vaccines significantly weaker, according to a study.The BQ.1.1 strain - a descendent of BA.5 and the original Omicron variant - already…

A staff member draws up a syringe with the Comirnaty vaccine from Biontech and Pfizer adapted to the Omicron-BA.1 variant at the Mainz vaccination center.Sebastian Christoph Gollnow | dpa | Picture Alliance | Getty ImagesCovid shots…

Are the currently approved antibody therapies used to treat individuals at increased risk for severe COVID-19 disease also effective against currently circulating viral variants? A recent study by researchers at the German Primate Center…

A staff member draws up a syringe with the Comirnaty vaccine from Biontech and Pfizer adapted to the Omicron-BA.1 variant at the Mainz vaccination center.Sebastian Christoph Gollnow | dpa | Picture Alliance | Getty ImagesPfizer said its…

Moderna's new Covid booster triggered a stronger immune response against omicron BA.5 and also appears to work against the emerging BQ.1.1 subvariant, according to the company. Moderna, in clinical trial data published Monday, found that…

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Since its emergence in 2020, COVID-19 has produced multiple mutations as it spread across the world. Many of those variants did not become dominant, but few did including Alpha, Delta and Omicron. Those mutations caught the attention…