Bivalent COVID-19 vaccine boosts immunity but needs to be updated A major bivalent COVID-19 vaccine induces production of neutralizing antibodies against the coronavirus that circulated at the start of the pandemic as well as subvariants of omicron, albeit less abundantly, according to a Brazilian study reported in the Journal of Medical Virology.
https://www.news-medical.net/n....ews/20240425/Bivalen