In the cohort that received the BA.5-containing bivalent booster, the neutralizing activity against all the omicron subvariants as compared with that against WA1/2020 was better than in the other two ...

Multiple sublineages of the omicron variant of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) have dominated the coronavirus disease 2019 pandemic since December 2021. BA.5 is currently ...