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 ...

Omicron subvariants are reducing the effectiveness of antibody treatments that have played a crucial role in keeping people with weak immune systems safe. President Joe Biden cautioned the ...

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.

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 ...

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 ...

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

One year after the variant’s discovery, virologists are still scrambling to keep up with Omicron’s rapid evolution. By Carl Zimmer Carl Zimmer has been writing about Omicron since it interrupted his ...

In COVID terms, the middle of last autumn looked a lot like this one. After a rough summer, SARS-CoV-2 infections were down; hospitalizations and deaths were in a relative trough. Kids and workers ...

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 ...