Abstract The coronavirus disease 2019 (COVID-19) pandemic has stimulated tremendous
efforts to develop therapeutic strategies that target severe acute respiratory syndrome …

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 …

The continuing emergence of SARS-CoV-2 variants highlights the need to update COVID-19
vaccine compositions. However, immune imprinting induced by vaccination based on the …

Continuous evolution of Omicron has led to a rapid and simultaneous emergence of
numerous variants that display growth advantages over BA. 5 (ref.). Despite their divergent …

Preventing SARS-CoV-2 infection by modulating viral host receptors, such as angiotensin-
converting enzyme 2 (ACE2), could represent a new chemoprophylactic approach for …

The COVID-19 pandemic has created significant concern for everyone. Recent data from
many worldwide reports suggest that most infections are caused by the Omicron variant and …

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 …

Background Nirmatrelvir–ritonavir has been authorized for emergency use by many
countries for the treatment of coronavirus disease 2019 (Covid-19). However, the supply …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron sublineages BA.
2.12. 1, BA. 4 and BA. 5 exhibit higher transmissibility than the BA. 2 lineage. The receptor …

Importance Several studies were conducted to estimate the average incubation period of
COVID-19; however, the incubation period of COVID-19 caused by different SARS-CoV-2 …