Background The immune profile against severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2) has dramatically diversified due to a complex combination of exposure to …

The SARS-CoV-2 Omicron variant was first identified in November 2021 in Botswana and
South Africa,. It has in the meantime spread to many countries and is expected to rapidly …

The emergence of Omicron/BA. 1 has brought new challenges to fight against SARS-CoV-2.
A large number of mutations in the Spike protein suggest that its susceptibility to immune …

The Omicron variant of SARS-CoV-2 is raising concerns because of its increased
transmissibility and potential for reduced susceptibility to antibody neutralization. To assess …

The rapid spread of the highly contagious Omicron variant of SARS-CoV-2 along with its
high number of mutations in the spike gene has raised alarm about the effectiveness of …

The Omicron variant is rapidly becoming the dominant SARS-CoV-2 virus circulating
globally. It is important to define reductions in virus neutralizing activity in the serum of …

The Omicron variant of SARS-CoV-2 is raising concerns because of its increased
transmissibility and potential for reduced susceptibility to antibody neutralization. To assess …

Abstract The SARS-CoV-2 Omicron variant is more immune evasive and less virulent than
other major viral variants that have so far been recognized,,,,,,,,,,–. The Omicron spike (S) …

The highly mutated SARS-CoV-2 Omicron (B. 1.1. 529) variant has been shown to evade a
substantial fraction of neutralizing antibody responses elicited by current vaccines that …

The recent emergence of the Omicron variant has raised concerns on vaccine efficacy and
the urgent need to study more efficient vaccination strategies. Here we observed that an …