Abstract Severe Acute Respiratory Syndrome Coronavirus-2 (SARS-CoV-2) is the causative
agent of the pandemic disease COVID-19, which is so far without efficacious treatment. The …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a highly transmissible
and virulent human-infecting coronavirus that emerged in late December 2019 in Wuhan …

Since commencement of COVID-19 pandemic, several SARS-CoV-2 variants have emerged
amid containment efforts via vaccination. The Delta variant (B. 1.617. 2), discovered in …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is an emerging virus that
has caused the recent coronavirus disease (COVID-19) global pandemic. The current …

The coronavirus, like all viruses, has mutated numerous times since it first appeared in
China in late 2019. Throughout the pandemic, a number of variants have surfaced, changing …

Omicron variants have highly influenced the entire globe. It has a high rate of
transmissibility, which makes its management tedious. There are various subtypes of …

In the middle of November 2021, Omicron (B. 1.1. 529), a novel variant of SARS-CoV-2 was
identified in South Africa. Owing to continuous increasing cases with rapid transmissibility …

Objectives Booster doses for COVID-19 vaccinations have been shown to amplify the
waning immune response after primary vaccination and to enhance protection against …

The COVID-19 pandemic has been fueled by SARS-CoV-2 novel variants of concern (VOC)
that have increased transmissibility, receptor binding affinity, and other properties that …

Emerging severe acute respiratory syndrome coronavirus type 2 (SARS-CoV-2) variants,
especially the Omicron variant, have impaired the efficacy of existing vaccines and most …