Why Pfizer Thinks Its COVID Vaccine’s Days Could Be Numbered | The Motley Fool

Centers for Disease Control and Prevention (CDC) Director Rochelle Walensky seems to agree with Bourla’s view. Walensky stated in July, “These vaccines operate really well in protecting us from severe disease and death, but the big concern is that the next variant that might emerge — just a few mutations, potentially, away — could potentially evade our vaccines.” Anthony Fauci, head of the National Institute of Allergy and Infectious Diseases and chief medical advisor to President Biden, is also concerned about vaccine-resistant variants. He warned in an interview with McClatchy earlier this month that there could be an “ample chance” for a variant to emerge that current vaccines won’t be nearly as effective against.  Some healthcare experts outside the U.S. concur. Scientists in the United Kingdom released an analysis on July 26 that stated it’s “almost certain” that coronavirus variants will emerge “that eventually leads to current vaccine failure.”

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