The pharmaceutical company Moderna announced Tuesday that a new version of the company’s COVID-19 vaccine appears to provide stronger, longer-lasting protection against variants of the virus than the original vaccine.
Preliminary results from a study testing a vaccine that targets both the original strain of the virus and the beta variant — a so-called “bivalent” vaccine — appears to produce high levels of antibodies for months that can neutralize the virus.
“We believe that these results validate our bivalent strategy,” said Stéphane Bancel, Moderna’s chief executive officer, in a news release.
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