Abstract The coronavirus disease 2019 (COVID‐19) pandemic can hardly end with the
emergence of different variants over time. In the past 2 years, several variants of severe …

Abstracts Despite the rising natural and vaccines mediated immunity, several countries have
experienced a resurgence of the Coronavirus disease of 2019 (COVID-19) due to the …

Over the past 2 years, the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
caused the coronavirus disease 2019 (COVID-19) and rapidly spread worldwide. In the …

Severe acute respiratory syndrome coronavirus type 2 (SARS-CoV-2) infection has caused
a global pandemic in the past year, which poses continuing threat to human beings. To date …

The incidence and death toll due to SARS-CoV-2 infection varied time-to-time; and
depended on several factors, including severity (viral load), immune status, age, gender …

New genetic variants of severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2)
constantly emerge through unmitigated spread of the virus in the ongoing Coronavirus …

There is an urgent need to understand the functional effects of mutations in emerging
variants of SARS-CoV-2. Variants of concern (alpha, beta, gamma and delta) acquired four …

Since the worldwide emergence of the COVID-19 outbreak, there have been international
concerns about the possible viral evolution into variants with underlying mutations that may …

The evolution of the SARS‐CoV‐2 new variants reported to be 70% more contagious than
the earlier one is now spreading fast worldwide. There is an instant need to discover how …

The pandemic of COVID-19, caused by severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2), is far from being controlled despite the great effort that have been taken …