Fig. 4

Neutralization activities of sera from day 35 against SARS-CoV-2 mutant PsVs. a–i The inhibitory effects of pooled sera from 10 µg RBD-Fc-immunized mice and pooled sera from PBS-treated mice against SARS-CoV-2 PsVs wild type (a), V341I (b), F342L (c), V367F (d), R408I (e), A435S (f), G476S (g), V483A (h) and D614G (i). Each point represents means ± s.e.m. from triplicate samples. All experiments were repeated at least twice