The emergence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) caused
a pandemic named coronavirus disease 2019 (COVID-19) that has become the greatest …

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 …

The BQ and XBB subvariants of SARS-CoV-2 Omicron are now rapidly expanding, possibly
due to altered antibody evasion properties deriving from their additional spike mutations …

Efficacy of Antiviral Agents against Omicron Subvariants BQ.1.1 and XBB | New England Journal
of Medicine Skip to main content The New England Journal of Medicine homepage Advanced …

Continuous evolution of Omicron has led to a rapid and simultaneous emergence of
numerous variants that display growth advantages over BA. 5 (ref.). Despite their divergent …

A severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron subvariant, BA.
2.86, has emerged and spread to numerous countries worldwide, raising alarm because its …

The continued evolution of SARS-CoV-2 has led to the emergence of several new Omicron
subvariants, including BQ. 1, BQ. 1.1, BA. 4.6, BF. 7, and BA. 2.75. 2. Here, we examine the …

Nirmatrelvir, an oral antiviral targeting the 3CL protease of SARS-CoV-2, has been
demonstrated to be clinically useful against COVID-19 (refs.,). However, because SARS …

Abstract SARS-CoV-2 Omicron subvariants BA. 2.12. 1 and BA. 4/5 have surged notably to
become dominant in the United States and South Africa, respectively,. These new …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron sublineages BA.
2.12. 1, BA. 4 and BA. 5 exhibit higher transmissibility than the BA. 2 lineage. The receptor …