In a recent study posted to the bioRxiv* server, researchers examined the replicative capacity of seven severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) isolates in 17 cell lines to ...

In a recent study published in The Lancet Infectious Diseases, researchers evaluated the effects of hybrid immunity and booster vaccination on Omicron sublineages. Vaccination-elicited neutralizing ...

Recent analyses show that Omicron variants of SARS-CoV-2 more strongly suppress major histocompatibility complex class I expression than previous versions of the virus. Throughout the pandemic, the ...

The Ba.4 and Ba.5 subvariants of omicron are now estimated to make up more than half of all COVID-19 cases in the United States. Here’s what to know. Less than six months after the omicron wave hit ...

Emerging research suggests the latest omicron variant to gain ground — BA.4.6, which accounted for about 8% of new U.S. cases last week — is even better at evading the immune system than BA.5, the ...

First discovered a year ago in South Africa, the SARS-CoV-2 variant later dubbed “Omicron” spread across the globe at incredible speed. It is still unclear exactly how, when and where this virus ...

LONDON — British drug regulators have become the first in the world to authorize an updated version of Moderna’s COVID-19 vaccine that includes protection against the Omicron variant, which the ...

The Buffalo News reporter Tim O’Shei raised the question: “What happens after Omicron?” (Jan. 9). To answer this question, he interviewed scholars in Western New York having expertise in epidemiology, ...

Pfizer and its German partner, BioNTech, announced Friday that their updated coronavirus booster shot targeting the omicron variant succeeded in strengthening the body’s army of disease-fighting ...

A Centers for Disease Control and Prevention advisory committee on Thursday recommended Pfizer-BioNTech and Moderna’s updated Covid-19 booster shots targeting the extremely contagious omicron variant, ...