Pfizer s COVID-19 Vaccine Produces Less Antibodies Against Delta Variant: Study
The study also shows that levels of these antibodies that are able to recognise and fight the virus are lower with increasing age
A medical worker prepares a dose of the Comirnaty Pfizer-BioNTech COVID-19 vaccine in France, April 29, 2021. Photo:/Eric Gaillard
Health8 hours ago
London:Â People fully vaccinated with the Pfizer-BioNTech vaccine are likely to have more than five times lower levels of neutralising antibodies against the Delta variant first identified in India compared to the original strain, according to research published in
The study also shows that levels of these antibodies that are able to recognise and fight the virus are lower with increasing age, and that levels decline over time, providing additional evidence in support of plans to deliver a booster dose to vulnerable people.
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People who got Pfizer-BioNTech vaccine are likely to have more than 5 times lower levels of neutralising antibodies against Delta variant first identified in India compared to original strain, according to research published in The Lancet journal.