基因敲进（knock in of gene）：利用基因同源重组，将外源有功能的基因转入基因组中不存在或已失活的细胞中与其基因组中同源序列进行同源重组，在细胞内获得表...
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That is because it is relatively easy in flies to knock out the function of a single gene and then attempt cloning with these cells, which will test whether that gene is important.
这是因为在苍蝇中相对比较容易敲除一个基因的功能，然后尝试克隆这些基因敲除了的细胞，并检测这个被敲除的基因是否重要。
Recent PTP-1B gene knock-out studies and anti-sense oligonucleotide (ASO) treatment in mice have identified PTP-1B as a potential target for chemotherapy of diabetes and obesity.
小鼠ptp - 1b基因敲除及反义核苷酸治疗实验表明PT P - 1b是治疗糖尿病和肥胖症的潜在靶标。
In Arabidopsis, gene expression studies and analysis of knock-out (KO) mutants have been instrumental in building an integrated view of disease resistance pathways.
拟南芥中，对敲除突变体的基因表达研究和分析有助于了解病害抗性路径的全貌。
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