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激光微束法
将激光微束用光学系统加以聚焦,形成非常细的、直径和波长相当的激光光束,可以对生物靶体(如植物细胞壁、花粉粒等)进行穿刺,引起膜的可逆性穿孔,从而进行外源基因的导入以及细胞融合的方法。
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fixed-parameter tractability
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fixed penetrant test device
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fixed-point method of Leray and Schauder
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