Results By disrupting the PEP4 gene in Pichia pastoris, the productivity of heterologous protein expression increased 9.5% on average.

结果剔除毕赤酵母中的PEP4基因后外源蛋白质表达量平均提高9．5%。

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Numerous factors that influence heterologous protein production in a certain host system must be observed to gain successful gene expression and even with high yields.

要在一种宿主表达系统中成功表达外源蛋白并获得较高产量，必须要较为全面地了解影响其表达的诸多因素。

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