Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) continues to evolve at a rapid pace, generating new variants that arouse concern. Variants that were first detected in California (B.1.429 ...

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 ...