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基因缺失活疫苗
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gene deleted live vaccine
基因缺失活疫苗
用基因工程技术将病原体中与毒力相关的基因删除或突变,使之毒力减弱甚至消失,但仍然保留其抗原性及一定的复制和感染能力,从而能够自然感染宿主细胞并产生免疫反应的疫苗。
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Chinese imperial library system
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Chinese Information Society for Social Sciences
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Chinese-Islamic System of Calendrical Astronomy
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更新时间:2025/9/2 11:18:46