Comparative infectivity and pathogenesis of emerging SARS-CoV-2 variants in Syrian hamsters
R. Abdelnabi, R. Boudewijns, C. S.-Y. Foo…·K. Dallmeier
This study compares the infectivity and pathogenicity of SARS-CoV-2 variants B.1.1.7 and B.1.351 to early 2020 strains in Syrian hamsters, finding similar disease outcomes but stronger proinflammatory cytokine elevation in B.1.1.7 infections.