Article
Persistent immune imprinting occurs after vaccination with the COVID-19 XBB.1.5 mRNA booster in humans
14 Mar 2024
Abstract excerpt
Immune imprinting describes how the first exposure to a virus shapes immunological outcomes of subsequent exposures to antigenically related strains. Severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) Omicron breakthrough infections and bivalent COVID-19 vaccination primarily recall cross-reactive memory B cells induced by prior Wuhan-Hu-1 spike mRNA vaccination rather than priming Omicron-specific...
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