… syndrome coronavirus 2 (SARS-CoV-2) B.1.1.7 and B.1.351 … B.1.1.7 and B.1.351
strains from acutely infected individuals. We examined sensitivity of the two variants to SARS-CoV-2 …

… or sera from individuals who have been vaccinated against SARS-CoV-2. The B.1.351 variant
is … Moreover, compared to wild-type SARS-CoV-2, B.1.351 is markedly more resistant to …

… RBD, sera from infected (acute and convalescent) and Moderna (mRNA-1273)-vaccinated
individuals were still able to neutralize the SARSCoV-2 B.1.351 variant, suggesting that …

… The present study demonstrates that S proteins of SARS-CoV-2 WT, B.1.1.7, B.1.351, and
P.1 mediate cell-cell and virus-cell fusion with roughly comparable efficiency and entry kinetics…

… for B.1.1.7 and B.1.351, is causing considerable concern. Here, we examine
neutralization of a B.1.351 viral isolate and compare this to neutralization of Victoria (SARS-CoV-2/human/…

… -type, D614G, and B.1.1.7 remained within the quantitative range of our assay (IC 50 >40),
two participants' NAbTs against VOCs B.1.617.2 and B.1.351 dropped below 40 on their later …

… displaced the majority of other SARS-CoV-2 lineages circulating in that country (2). As of …
with the B.1.351 variant. In Zambia, the average number of daily confirmed COVID-19 cases …

… We assessed vaccine-induced antibody responses against the SARS-CoV-2 WA1/2020
strain as well as against B.1.351. Using a luciferase-based pseudovirus neutralizing antibody …

… validate our assumption that the transmission advantage belongs to B.1.351, to P.1, or to
both… be the B.1.351 lineage causes infections that have a shorter generation interval than the B.…

… B.1.1.7 and B.1.351 are 100-fold more lethal than the original SARS-CoV-2 bearing 614D. …
Our study demonstrates that B.1.1.7 and B.1.351 variants are more lethal than early SARS-…