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COVID-19 is mutating. What that means, is anyone’s guess – Pine Journal

Early variants show the spike protein targeted by vaccines is likely stable, but other proteins could flip and prolong the spread.

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ROCHESTER, Minn. When a virus infects a person, it does so by shipping a set of instructions into the cell. Occasionally, this data-entry botches a letter from thousands of lines of code. When that happens, the virus has been rewritten anew. It has mutated.
Though a random event, a variant is now born. It happens constantly. Fortunately, most of these accidents have no effect on infection, spread, or illness severity and soon disappear. The useful ones, however, the ones that help the virus replicate…

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