Our understanding of the still unfolding severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2) pandemic would have been extremely limited without the study of the …

The novel coronavirus disease (COVID‐19) outbreak that emerged at the end of 2019 has
now swept the world for more than 2 years, causing immeasurable damage to the lives and …

The lack of an identifiable intermediate host species for the proximal animal ancestor of
SARS-CoV-2, and the large geographical distance between Wuhan and where the closest …

The pathogens that cause most emerging infectious diseases in humans originate in
animals, particularly wildlife, and then spill over into humans. The accelerating frequency …

The origin of SARS-CoV-2 is uncertain. Findings support a “bat origin” but results are not
highly convincing. Studies found evidence that SARS-CoV-2 was around for many years …

The emergence of SARS-CoV-2 has resulted in millions of deaths as a result of COVID-19.
Suitable models were missing at the beginning of the pandemic, and studies investigating …

More than two and a half years have already passed since the first case of COVID-19 was
officially reported (December 2019), as well as more than two years since the WHO declared …

Virology has made enormous advances in the last 50 years but has never faced such
scrutiny as it does today. Herein, we outline some of the major advances made in virology …

Social distance will remain the key measure to contain COVID-19 before the global
widespread vaccination coverage expected in 2024. Containing the virus outbreak in the …

Almost all pandemic viruses have zoonotic origins, including severe acute respiratory
syndrome coronavirus (SARS-CoV) and SARS-CoV-2. During SARS outbreaks between …