Moderna on X: "Today, we shared positive pre-clinical data demonstrating our ability to combine 6 mRNAs against 3 different respiratory viruses in 1 vaccine: COVID-19 booster + Flu booster + RSV booster. #
Prof. Akiko Iwasaki on X: "Why do we need a booster shots? This is because B cell responses induced by first dose only generates lower levels, lower affinity and short lived antibody