Medical Health Cluster


Antibody Response and Variant Cross-Neutralization After SARS-CoV-2 Breakthrough Infection

Breakthrough infections after vaccination against SARS-CoV-2 are increasingly reported, possibly due to waning of vaccine-induced antibody levels.1 Moreover, emerging variants of concern with diminished susceptibility to vaccine-induced antibodies are responsible for most new cases.2,3 Studies have focused on determining the rate of vaccine breakthrough based on antibody levels after standard vaccination practices.4,5 We […]

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Neutralization of the SARS-CoV-2 Mu Variant by Convalescent and Vaccine Serum

During the current pandemic, severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the causative agent of coronavirus disease 2019 (Covid-19), has diversified considerably. As of September 2021, the World Health Organization had defined four variants of concern (alpha [B.1.1.7], beta [B.1.351], gamma [P.1], and delta [B.1.617.2 and AY]), as well as […]

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