New research shows that after the body's defenses kill the virus behind COVID-19, leftover digested chunks of SARS-CoV-2 ...

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 ...

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.

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 ...

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.