Neutralizing antibody levels against the original COVID-19 virus and omicron variants in vaccinated adults tend to decline by at least 15% per month after a single booster shot, a new study using serum from human blood samples ...
Sep 7, 2022
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Pfizer's COVID-19 vaccine was 73% effective in protecting children younger than 5 as omicron spread in the spring, the company announced Tuesday.
Aug 23, 2022
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Twenty different COVID-19 variants were effectively identified and neutralized after a third booster, according to the new study for which the University of Surrey provided the crucial antigenic map of variants of concern.
Jul 25, 2022
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