In order to gain the primary information of plasmid of bacteria, the method used for pseudomonas is recommended as the preferential one;however, for further study different methods are needed.

• 为了获得分离细菌质粒的初步信息，可用假单胞菌质粒抽提法进行初步分析，进一步的研究需对质粒抽提方法进行比较才可确定最适的方法。