SAN FRANCISCO (KGO) -- Now that the omicron variant has reached the U.S. via the Bay Area, the question follows, what happens next for vaccines, public policy and research? UCSF has confirmed they're ...

Since SARS-CoV-2 first emerged in late 2019 the virus has spawned dozens of lineages, a handful of global "variants of concern" that changed the course of the pandemic.

Omicron protein spike Genetic sequencing of the Omicron specimen revealed this variant carries a multitude of mutations on spike protein. Spike protein is located on the outside of the coronavirus.

A new set of COVID-19 subvariants has been significantly increasing in prevalence but the strains, known as FLiRT, are not expected to cause more serious illness than prior versions of the virus.

The omicron variant arrived in the United States right around Thanksgiving. Less than a month later, it’s the country’s dominant coronavirus strain, accounting for 73% of new infections last week, ...

The dominant variant of the coronavirus has proved to be not only staggeringly infectious, but an evolutionary marvel. By Carl Zimmer By November 2021, nearly two years after the coronavirus emerged ...

A team led by researchers at Weill Cornell Medicine, the University of Wisconsin-Madison; Scripps Research and the University of Chicago has identified an antibody that appears to block infection by ...

The pandemic is far from over, as evidenced by the rapid rise to global dominance of the JN.1 variant of SARS-CoV-2. This variant is a derivative of BA.2.86, the only other strain that has carried ...

Experts say human behavior and vaccinations have prevented millions of cases. When the omicron wave hit the United States, it spread throughout the country like wildfire. Different models estimate ...

If the omicron variant of the coronavirus is different enough from the original variant, it’s possible that existing vaccines won’t be as effective as they have been. If so, it’s likely that companies ...

The US Centers for Disease Control and Prevention strengthened recommendations for booster doses of coronavirus vaccine Monday, saying all adults should get boosted six months after the second dose of ...