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 1. The receptor …

Neutralizing antibodies that recognize the SARS-CoV-2 spike glycoprotein are the principal
host defense against viral invasion. Variants of SARS-CoV-2 bear mutations that allow …

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 …

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 …

Waves of SARS-CoV-2 infection have resulted from the emergence of viral variants with
neutralizing antibody resistance mutations. Simultaneously, repeated antigen exposure has …

The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron subvariant
BA. 2.75 emerged recently and appears to be spreading. It has nine mutations in spike …

Summary The newly emerged BA. 2.75 severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2) variant contains 9 additional mutations in its spike (S) protein compared to …

Abstract SARS-CoV-2 Omicron (B. 1.1. 529) BA. 4 and BA. 5 sub-lineages, first detected in
South Africa, have changes relative to Omicron BA. 1 including substitutions in the spike …

The COVID-19 pandemic has had widespread effects across the globe, and its causative
agent, SARS-CoV-2, continues to spread. Effective interventions need to be developed to …

Rapidly emerging SARS-CoV-2 variants jeopardize antibody-based countermeasures.
Although cell culture experiments have demonstrated a loss of potency of several anti-spike …