According to a preprint from the Harvard (!) Center for Virology and Vaccine Research [1], there seems to be no difference in BA.5 antibody responses between the old/monovalent and new/bivalent vaccines.
Also worth mentioning that BA.5 is not the dominant strain in the US anymore [2].
Mandating the bivalent Omicron-specific COVID-19 booster seems highly questionable.
Also worth mentioning that BA.5 is not the dominant strain in the US anymore [2].
Mandating the bivalent Omicron-specific COVID-19 booster seems highly questionable.
[1] https://www.biorxiv.org/content/10.1101/2022.10.24.513619v1....
[2] https://www.cnbc.com/2022/11/25/covid-omicron-bq-variants-do...