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华西医院团队研发XBB三价广谱新冠疫苗取得突破性进展
这款疫苗已于2023年6月获得国家紧急使用批准,是全球首款针对XBB毒株的重组蛋白疫苗。 新冠病毒的快速变异使得疫苗研发面临持续挑战。随着新亚型的出现,现有疫苗常常难以快速适应病毒的变化,迫切需要开发能够对抗多种变异株的广谱疫苗。虽然XBB.1.5亚 ...
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