Andy Slavitt, White House senior adviser on the coronavirus response, said vaccine-producing companies plan to update their shots to address variants of the virus.
During a Washington Post live interview Thursday, he said the Pfizer and Moderna vaccines “work well for” the most prominent variant spreading throughout the United States, which is the one first identified in Britain.
He said that while the vaccines appear less effective against the variants first identified in Brazil and South Africa, they do produce some antibodies.
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