… B.1.1.7 and B.1.351 to antibody neutralization has been recently … variant from Brazil, P.1,
is not only refractory to multiple neutralizing monoclonal antibodies but also more resistant to …

… the impact on antibody neutralization of a panel of authentic SARS-CoV-2 variants including
a B.… We performed high-throughput focus reduction neutralization tests (FRNTs) 18 using a …

… -19 more than one month after documented SARS-CoV-2 … of current SARS-CoV-2 vaccines,
the neutralizing activity of … .1.351 and P.1 marks the beginning of SARS-CoV-2 antigenic …

… by a higher risk of hospital admission and increased … lower neutralization capacity of
SARS-CoV-2 antibodies acquired … the B.1.351 variant, and to a lesser extent against P.1 and …

… and confer resistance to inhibitors and antibodies. Here, using pseudoparticles, we show
that entry of all variants into … emerged that seem to exhibit increased transmissibility. These …

… , and ‘-’ indicates decreased neutralization. We next evaluated the neutralizing activity
induced by SARS-CoV-2 inactivated vaccine against Lambda variant. Twenty plasma were …

… the 12 monoclonal antibodies to the Beta variant, which is more resistant to neutralization. …
to the Beta variant, and only five of the antibodies bound to this variant (Extended Data Fig. 6…

… efficacy of current SARS-CoV-2 vaccines, the ~2-fold loss of neutralizing activity of vaccinee
sera … impact due to the large “cushion” of residual neutralizing antibody titer (Fig. 4c). On the …

… and broaden the neutralizing antibody response to SARS-CoV-2 variants upon vaccination.
… infection would increase neutralizing antibody titres against the Omicron variant, we tested …

… the B.1.351 variants tested here are more resistant to neutralization by mAbs isolated from
… We therefore examined whether the B.1.351 variants are resistant to neutralizing antibody …