A fresh analysis of data on the immune response generated by the bivalent COVID-19 booster showed strong results against the newer omicron sublineages, Pfizer and German partner BioNTech said Friday.
The bivalent booster targets the BA.4 and BA.5 omicron variants as well as the original virus, and it also appears to be effective against the sublineages dubbed BA.4.6, BA.2.75.2, BQ.1.1 and XBB.1.
The…