Low dose inocula of SARS-CoV-2 B.1.1.7 variant initiate more robust infections in the upper respiratory tract of hamsters than earlier D614G variants
B. W.-Y. Mok, H. Liu, S.-Y. Lau…·H. Chen
This study shows that the B.1.1.7 SARS-CoV-2 variant replicates and sheds more efficiently in hamsters' nasal cavities than earlier D614G variants with lower doses and shorter exposure.