Covid: Omicron subvariants BA.4 and BA.5 escape antibodies from vaccination and prior infection, studies suggest

Covid: Omicron subvariants BA.4 and BA.5 escape antibodies from vaccination and prior infection, studies suggest

However, Covid-19 vaccination is still expected to provide significant protection against severe disease, and vaccine makers are working on updated shots that might elicit a stronger immune response against the variants. “We observed 3-fold reductions of neutralizing antibody titers induced by vaccination and infection against BA4 and BA5 compared with BA1 and BA2, which are … Read more