SARS-CoV-2 is thought to have originated in the human population from a zoonotic spillover
event. Infection in humans results in a variety of outcomes ranging from asymptomatic cases …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a virus that belongs to
the coronavirus family and is the cause of coronavirus disease 2019 (COVID-19). As of May …

Since the beginning of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
pandemic, there has been international concern about the emergence of virus variants with …

One of the main obstacles in prevention and treatment of COVID-19 is the rapid evolution of
the SARS-CoV-2 Spike protein. Given that Spike is the main target of common treatments of …

Background: little is known about the forecasting of new variants of SARS-COV-2 in North
America and the interaction of variants with vaccine-derived neutralizing antibodies …

Abstract Background The new SARS-CoV-2 variant VOC (202012/01), identified recently in
the United Kingdom (UK), exhibits a higher transmissibility rate compared to other variants …

Since the beginning of the SARS-CoV-2 pandemic, there has been international concern
about the emergence of virus variants with mutations that increase transmissibility, enhance …

Simple Summary Intranasal vaccination is one of the methods used to stimulate mucosal
immunity. It has been widely practised to control many human and animal respiratory …

The COVID-19 pandemic continues to pose a global health concern, despite the ongoing
vaccination campaigns, due to the emergence and rapid spread of new variants of the …

COVID-19 pandemic has emerged over more than 200 countries leading to more than 117
million infection cases and more than 2.6 million deaths. Lebanon is one of the countries …