Moderna’s COVID-19 variant booster vaccine shows promise in trial
Moderna has announced that initial data from its Phase II study shows that a single 50µg dose of mRNA-1273 or mRNA-1273.351 given as a booster to previously vaccinated individuals increased neutralizing antibody titre responses against SARS-CoV-2 and two variants of concern, B.1.351 (first identified in South Africa) and P.1 (first identified in Brazil).