The scientific community has been alarmed by the possible immunological evasion, higher
infectivity, and severity of disease caused by the newest variants of SARS-CoV-2. The spike …

Abstract The coronavirus disease 2019 (COVID-19) pandemic has caused the most
devasting social and economic impact of this century. The current pandemic will end only …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is currently causing a
global pandemic. The antigen specificity of the antibody response mounted against this …

The emergence of SARS-CoV-2 variants alters the efficacy of existing immunity, whether
arisen naturally or through vaccination. Understanding the structure of the viral spike assists …

Selective pressures drive adaptive changes in the coronavirus spike proteins directing virus-
cell entry. These changes are concentrated in the amino-terminal domains (NTDs) and the …

The increasing prevalence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-
2) variants with spike protein mutations raises concerns that antibodies elicited by natural …

The global spread of the novel coronavirus severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2) and the continuously emerging new variants underscore an urgent need for …

The fall of 2020 brought several new variants of SARS-CoV-2 circulating across the globe,
and the steadily increasing COVID-19 cases are responsible for the emergence of these …

Since the D614G substitution in the spike (S) protein of severe acute respiratory syndrome
coronavirus 2 (SARS-CoV-2) emerged, the variant strain has undergone a rapid expansion …

From the beginning of the COVID-19 pandemic, children have exhibited different
susceptibility to severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection …