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.

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 ...

The omicron variant’s family tree has grown substantially over the last year. The brood now encompasses a subvariant soup with alphanumeric names such as BA.2, BA.5 and BF.7. The U.S. Centers for ...

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 ...

A recent study published in the New England Journal of Medicine evaluated the burden and risk of post-acute sequelae of coronavirus disease 2019 (COVID-19) (PASC) during the pre-Delta, Delta, and ...

With the rise of omicron came the fall of long-lasting protection from reinfection with the pandemic coronavirus SARS-CoV-2, according to a study published in Nature. Using population-wide data from ...

A new symptom of COVID-19 is showing up in kids under age 5 who have been infected with the omicron variant. Doctors say cases of croup are on the rise. "What we're seeing with omicron is the virus is ...

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 ...

And then, the day after the turkey, the pandemic delivered a big new surprise. Researchers in Botswana and South Africa alerted the world that a highly mutated version of the virus had emerged and was ...