CRISPR/Cas9系统——靶向基因组编辑的新策略

Journal of Parasitic Biology(2015)

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Abstract
CRISPR/Cas系统是细菌和古细菌在长期演化过程中形成的一种适应性免疫防御系统.Ⅱ型CRISPR/Cas系统经人工改造为由Cas9核酸酶和特异的sgRNA构成的新型靶向基因组编辑技术,即CRISPR/Cas9系统.与锌指核酸酶(ZFNs)、转录激活子样效应因子核酸酶(TALENs)相比,CRISPR/Cas9系统操作简单,花费低,编辑功能更强.本文综述了CRISPR/Cas9系统的基本结构、作用机制和应用进展,并对其应用前景进行了展望.
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Key words
CRISPR/Cas9 system,targeted genome engineering,molecularly targeted therapy,off-target,review
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