Bivalent booster is 4x higher in opposition to BA.5 in older adults, Pfizer says
Enlarge (credit score: Getty | Future Publishing) The brand new bivalent COVID-19 booster spurred neutralizing antibody ranges that had been fourfold increased in opposition to the omicron subvariants BA.4/BA.5 in older adults than these seen after the unique booster, Pfizer