In a recent observational study published in the journal Immunity, researchers from the United States of America investigated the longevity of antibody responses to severe acute respiratory syndrome ...

“SARS-CoV-2 infection has changed since early 2020. There are new variants circulating and pre-existing immunity now varies widely amongst individuals due to prior infections and vaccination,” shared ...

The question of the origin of SARS-CoV-2 continues to occupy scientists, the media, and the public intensely even 5 years after the onset of the COVID-19 pandemic. Where the virus came from, when and ...

UCSF researchers designed new drug candidates that potently block MPro, a viral enzyme that's crucial for SARS-CoV-2 replication. One of these drug candidates, AVI-4516, is shown (center) bound to the ...

Two of the closest known relatives to SARS-CoV-2 -- a pair of bat coronaviruses discovered by researchers in Laos -- may transmit poorly in people despite being genetically similar to the ...

Postacute sequelae of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection (PASC) can affect many organ systems. However, temporal changes during the coronavirus disease 2019 ...