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23处突变 现有疫苗能否抵抗变异新冠病毒？ - IT 与健康 - cnBeta.COM
source link: https://www.cnbeta.com/articles/tech/1068545.htm
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随着英国出现COVID-19新变种毒株，欧美新冠疫情再度面临失控风险。人们担心，现有新冠疫苗在抵抗新冠变种毒株方面是否依然有效？自2019年底首次出现，新冠病毒已经发生了多次变异，但这次的变种毒株更令人担忧，因为它有如此多的突变——23个，其中一些还位于病毒表面的刺突蛋白（Spike蛋白）上。
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