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The strain is also concerning because it has so many mutations - nearly two dozen - and some are on the spiky protein that the virus uses to attach to and infect cells. That spike is what current vaccines target.
"I'm worried about this, for sure," but it's too soon to know how important it ultimately will prove to be, said Dr. Ravi Gupta, who studies viruses at the University of Cambridge in England. He and other researchers posted a report of it on a website scientists use to quickly share developments, but the paper has not been formally reviewed or published in a journal.
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The possibility that new strains will be resistant to existing vaccines are low, but not "inexistent," Dr. Moncef Slaoui, the chief science adviser for the U.S. government's vaccine distribution effort, said Sunday on CNN's "State of the Union."
"Up to now, I don't think there has been a single variant that would be resistant," he said. "This particular variant in the U.K., I think, is very unlikely to have escaped the vaccine immunity."
https://abc7chicago.com/new-covid-strai ... n/8929849/
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