If you got the Pfizer vaccine, will you really need to get a third shot within a year? The CEO of Pfizer said that’s likely the case, however, a local expert says not so fast. Dr. Deepta Bhattacharya, BIO5 member and expert immunologist with the UArizona College of Medicine says that Pfizer and Moderna each released data showing no drop-off in efficacy. The wildcard then becomes whether or not there’s a new variant that appears, that more substantially evades the immune response than the ones that we know about right now.
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