Since the outbreak of the coronavirus disease 2019 (COVID-19) pandemic, there have been
a few variants of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), one of …

The first dominant SARS‐CoV‐2 Omicron variant BA. 1 harbours 35 mutations in its Spike
protein from the original SARS‐CoV‐2 variant that emerged late 2019. Soon after its …

Neutralization of Omicron BA. 1 and BA. 2 Variants Although two doses of BNT162b2
vaccine produce immunity that wanes over time, the administration of a booster dose …

We address whether T cell responses induced by different vaccine platforms (mRNA-1273,
BNT162b2, Ad26. COV2. S, and NVX-CoV2373) cross-recognize early SARS-CoV-2 …

Abstract The B. 1.1. 529/Omicron variant of SARS-CoV-2 was only recently detected in
southern Africa, but its subsequent spread has been extensive, both regionally and globally …

The severe acute respiratory distress syndrome coronavirus 2 (SARS-CoV-2) Omicron
variant is spreading rapidly, even in vaccinated individuals, raising concerns about immune …

The Omicron variant of SARS-CoV-2 infected many vaccinated and convalescent
individuals,–. Despite the reduced protection from infection, individuals who received three …

The recent emergence of the SARS-CoV-2 Omicron variant is raising concerns because of
its increased transmissibility and its numerous spike mutations, which have the potential to …

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 …

Epidemiologic surveillance has revealed decoupling of Coronavirus Disease 2019 (COVID-
19) hospitalizations and deaths from case counts after emergence of the Omicron (B. 1.1 …