Article
Immunogenicity of BA.5 Bivalent mRNA Vaccine Boosters
11 Jan 2023
Abstract excerpt
To the Editor: Waning immunity after messenger RNA (mRNA) vaccination and the emergence of variants of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) have led to reduced mRNA vaccine efficacy against symptomatic infection and severe disease. 1,2 Bivalent mRNA boosters (manufactured by Pfizer-BioNTech and Moderna) expressing the spike protein of the B.1.1.529 (omicron) BA.5 sublineage and the...
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