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Expression Condition Optimization of Whole Cell OPH Activity Based on Surface Response Analysis
Author(s): 
Pages: 83-87
Year: Issue:  10
Journal: Journal of Henan Agricultural Sciences

Abstract: 为了提高有机磷水解酶(OPH)全细胞活性,对其表达条件进行了优化.首先采用Plackett-Burman试验设计对8个影响因素进行筛选,结果表明,诱导时间、IPTG浓度和诱导温度3个因素对OPH全细胞活性影响较大.在此基础上采用Box-Behnken设计,利用Design Expert软件进行二次回归分析,得到该基因工程菌的最佳表达条件为诱导温度18.86℃,IPTG浓度0.09 mmol/L,诱...
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