Methods Purify plasmid DNA by a procedure consisting of alkaline lysis, ultrafiltration with hollowfiberfilter, hydrophobic chromatography and molecular sieve chromatography.
方法采用碱裂解、中空纤维超滤浓缩、疏水层析、分子筛等分离技术纯化质粒dna。
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The weeping willow style hollowfiber membrane or the capillary membrane filter can avoid the arrangement of a central gas dispersion tube, thus having simple structure.