In a recent study in Nature Microbiology, researchers compared severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron variant of concern (VOC) replication in human cell lines and primary ...

Seniors who have already received a vaccine targeting the omicron BA.5 subvariant are now eligible to receive another dose four months after their last shot. People with weak immune systems can ...

The omicron BQ coronavirus subvariants have risen to dominance in the U.S. as people gather and travel for the Thanksgiving holiday, putting people with compromised immune systems at increased risk.

Göttingen, July 17, 2023. Omicron-derived virus variants are currently responsible for most SARS-CoV-2 infections worldwide. Compared to earlier virus variants, Omicron rarely causes severe disease.

Moderna’s Omicron-adapted COVID-19 vaccines appear to reduce the risk of hospitalization and death in adults who are not ...

The surprising finding from a study of 750 vaccinated seniors in Ontario retirement homes and long-term care settings suggests the we don't understand how some Omicron variants can evade the immune ...

Fall and winter have not been kind to us over the last couple of years. In 2020, cases of COVID-19 began to climb in October. And at this time last year, we were in the calm before the storm, so to ...

Maybe the UK is unusual, maybe the trends that show Omicron as mild will suddenly reverse in the next week of data, but right now the UK's experience is that this wave is the sharpest yet in terms of ...