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  • What is the new variant of coronavirus in the UK?

    Professor Erik Procko stands with arms crossed.

    The new variant of coronavirus circulating in the U.K. has a mutation that makes its spike protein bind 20 times more strongly to the receptor on human cells, says Illinois professor Erik Procko.  

    Photo by L. Brian Stauffer

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  • Editor’s notes: To contact Erik Procko, email procko@illinois.edu.