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基因缺失活疫苗
释义
基因缺失活疫苗
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理学
基因工程
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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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polar wobble
polar year
polar zonohedron
polaxis
polder
polder area
poldering of seashore
pole
pole and line fishing
pole assignment
pole assignment problem
pole at infinity
pole-axis development
pole-axis spatial system
pole cell
pole-climbing
pole divisor
poleface
pole falling objects fishing
pole figure
polemic on the nature of Chinese rural community
polemic on the nature of Chinese society
Polemo
pole-mounted circuitbreaker
pole-mounted disconnector
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