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 …

SARS-CoV-2 viral load and detection of infectious virus in the respiratory tract are the two
key parameters for estimating infectiousness. As shedding of infectious virus is required for …

The newly emerged severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
Omicron sublineages, including the BA. 2-derived BA. 2.75. 2 and the BA. 5-derived BQ. 1.1 …

The continued evolution of SARS-CoV-2 has led to the emergence of several new Omicron
subvariants, including BQ. 1, BQ. 1.1, BA. 4.6, BF. 7, and BA. 2.75. 2. Here, we examine the …

Since the outbreak of the coronavirus disease 2019 (COVID-19) pandemic, there have been
a few variants of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), one of …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) breakthrough infections in
vaccinated individuals and reinfections in previously infected individuals have become …

The recent emergence of SARS-CoV-2 Omicron (B. 1.1. 529 lineage) variants possessing
numerous mutations has raised concerns of decreased effectiveness of current vaccines …

The current pandemic of COVID-19 is fueled by more infectious emergent Omicron variants.
Ongoing concerns of emergent variants include possible recombinants, as genome …

Host–pathogen interactions and pathogen evolution are underpinned by protein–protein
interactions between viral and host proteins. An understanding of how viral variants affect …

We report that severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Delta spike
mutation P681R plays a key role in the Alpha-to-Delta variant replacement during the …