Confusion among scientists in Japan: Delta variant could have self-extinguished

A group of researchers from Japan have a revolutionary theory that would explain the fall of contagions despite the fifth wave caused by the Delta variant: it would have mutated to the point of self-extinction.

According to scientists at the National Institute of Genetics of Japan and Niigata University, the Delta variant in the asian country accumulated too many mutations in a protein called nsp14.

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