你自已理解一下这句子。不找人翻能看明白吗?Peanut allergens mediate an immune response via release of Immunoglobulin E (IgE) antibody as part of the allergic reaction.
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2021-3-18(#13577941@0)
An early analysis in Britain found that the vaccine had an efficacy rate of nearly 90 percent. But in a small South Africa trial, the efficacy rate dropped to just under 50 percent.