In late 2020, after circulating for almost a year in the human population, severe acute
respiratory syndrome coronavirus 2 (SARS-CoV-2) exhibited a major step change in its …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has caused millions of
deaths and substantial morbidity worldwide. Intense scientific effort to understand the …

The past several months have witnessed the emergence of SARS-CoV-2 variants with novel
spike protein mutations that are influencing the epidemiological and clinical aspects of the …

A large body of evidence generated in the last two and a half years addresses the roles of T
cells in SARS-CoV-2 infection and following vaccination. Infection or vaccination induces …

The emergence of SARS-CoV-2 variants harboring mutations in the spike (S) protein has
raised concern about potential immune escape. Here, we studied humoral and cellular …

It has been more than one year since the first case of the coronaviruses was infected by
COVID-19 in China. The world witnessed three waves of the corona virus till now, and more …

Over the past year, numerous studies in the peer reviewed and preprint literature have
reported on the virological, epidemiological and clinical characteristics of the coronavirus …

Since the onset of the coronavirus disease 2019 (COVID-19) pandemic, multiple severe
acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants with increasing ability to …

The emergence of several new variants of severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2) in recent months has raised concerns around the potential impact on …

A central feature of the SARS-CoV-2 pandemic is that some individuals become severely ill
or die, whereas others have only a mild disease course or are asymptomatic. Here, we …