Moderna says updated COVID-19 vaccine booster shows stronger antibody response against Omicron

CAMBRIDGE, Mass. — Moderna announced new clinical data on its Omicron-containing bivalent COVID booster candidate, mRNA-1273.214, containing mRNA-1273 (Spikevax) and a vaccine candidate targeting the Omicron variant of concern. A 50 µg booster dose of mRNA-1273.214 met all pre-specified endpoints including superior neutralizing antibody response (geometric mean ratio) against the Omicron variant one month after