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三种快速制备含重复序列质粒PCR模板的方法
引用本文:赵宏宇,蔡禄,赵秀娟,王晶妍,李晶.三种快速制备含重复序列质粒PCR模板的方法[J].生物技术通报,2010(2).
作者姓名:赵宏宇  蔡禄  赵秀娟  王晶妍  李晶
作者单位:1. 内蒙古科技大学数理与生物工程学院,包头,014010;内蒙古科技大学生物工程与技术研究所,包头,014010
2. 内蒙古科技大学数理与生物工程学院,包头,014010
基金项目:国家自然科学基金,内蒙古自然科学基金重点项目 
摘    要:为了探索含重复序列质粒PCR模板的快速简易制备方法,分别利用高速离心法、TE煮沸法和TE/SDS煮沸法处理过夜培养的含重组质粒大肠杆菌菌体,制备模板后进行PCR扩增发现,均能得到比较清晰的目的条带,可以用于含重复序列质粒的初步鉴定。相比较而言,高速离心5 min、TE煮沸3 min、TE/SDS煮沸2.5 min制备的样品PCR扩增后效果较好。这3种方法快速、简便、费用低、无污染,简化了PCR模板制备的过程,为重组质粒大量筛选鉴定的研究奠定了基础。

关 键 词:高速离心法  TE煮沸法  TE/SDS煮沸法  PCR模板  重复序列

Three Methods of Rapid Preparation of Plasmid DNA Template with Repeat Sequence for PCR
Zhao Hongyu,Cai Lu,Zhao Xiujuan,Wang Jingyan,Li Jing.Three Methods of Rapid Preparation of Plasmid DNA Template with Repeat Sequence for PCR[J].Biotechnology Bulletin,2010(2).
Authors:Zhao Hongyu  Cai Lu  Zhao Xiujuan  Wang Jingyan  Li Jing
Institution:Zhao Hongyu1,2 Cai Lu1,2 Zhao Xiujuan1,2 Wang Jingyan1,2 Li Jing1(1 School of Mathematics Physics , Biological Engineering,IMUST,Baotou 014010,2 Institute of Bioengineering & Technology,Baotou 014010)
Abstract:High,TE boiling method and TE/SDS boiling method were used to treat E.coli in order to explore the rapid preparation method of PCR template using plasmid with DNA repeat sequence.It was found that clear objective bands could be got using these three methods which could be applied to preliminary identification of plasmid with repeat sequence.The results of centrifugating 5 min,boiling 3 min by TE and boiling 2.5 min by TE/SDS were better than that of others.The three methods were rapid,simple,low cost,no pol...
Keywords:High speed centrifugation  TE boiling method  TE/SDS boiling method  PCR template  Repeat sequence
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