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Limited neutralization of authentic SARS-CoV-2 variants carrying E484K in vitro

Marek Widera, M.Sc, Alexander Wilhelm, Sebastian Hoehl, Christiane Pallas, Niko Kohmer, Timo Wolf, Holger F Rabenau, Victor M Corman, Christian Drosten, Maria J G T Vehreschild, Udo Goetsch, Rene Gottschalk, Sandra Ciesek
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Resumen

Whether monoclonal antibodies are able to neutralise SARS-CoV-2 variants of concern has been investigated using pseudoviruses. In this study we show that bamlanivimab, casirivimab, and imdevimab efficiently neutralise authentic SARS-CoV-2 including variant B.1.1.7 (Alpha) but variants B.1.351 (Beta) and P.2 (Zeta) were resistant against bamlanivimab and partially to casirivimab.

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Palabras clave SARS-CoV-2, corona virus, monoclonal antibodies, bamlanivimab, casirivimab, imdevinab
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Publicado en el sitio 2021-07-30 18:47:02

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