The COVID-19 pandemic caused by the SARS-CoV-2 virus has led to more than 270 million
infections and 5.3 million of deaths worldwide. Several major variants of SARS-CoV-2 have …

The emergence of new SARS-CoV-2 variants poses a threat to the human population where
it is difficult to assess the severity of a particular variant of the virus. Spike protein and …

The emergence of new SARS-CoV-2 Omicron variant of concern (OV) has exacerbated the
COVID-19 pandemic because of a large number of mutations in the spike protein …

SARS-CoV-2, since emerging in Wuhan, China, has been a major concern because of its
high infection rate and has left more than six million infected people around the world. Many …

SARS-CoV-2 infection is initiated by binding of the receptor-binding domain (RBD) of its
spike glycoprotein to the peptidase domain (PD) of angiotensin-converting enzyme 2 …

Abstract SARS-CoV-2, the virus causing the COVID-19 pandemic, changes frequently
through the appearance of mutations constantly leading to new variants. However, only few …

Severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2), the virus causing COVID‐
19, has continued to mutate and spread worldwide despite global vaccination efforts. In …

The rise of SARS-CoV-2 variants, with changes that could be related to an increased virus
pathogenicity, have received the interest of the scientific and medical community. In this …

The severe acute respiratory syndrome (SARS) coronavirus 2 (CoV-2) variant Omicron
spread more rapid than the other variants of SARS-CoV-2 virus. Mutations on the Spike (S) …

Continuing reports of new SARS-CoV-2 variants have caused worldwide concern and
created a challenging situation for clinicians. The recently reported variant B. 1.618, which …