Neutralization of BA.4-BA.5, BA.4.6, BA.2.75.2, BQ.1.1, and XBB.1 with Bivalent Vaccine

Bivalent Vaccine to Neutralize Omicron VariantsParticipants who had received three doses of BNT162b2 vaccine received either a fourth dose or a bivalent vaccine containing BA.4-BA.5 mRNA; the latter group had higher neutralization against omicron variants.

Automated summary

Participants who received three doses of BNT162b2 vaccine were given either a fourth dose or a bivalent vaccine containing BA.4-BA.5 mRNA; the latter group showed higher neutralization against omicron variants.