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一种提取肉类总DNA的方法——改良CTAB法

周彤 李家鹏 田寒友 杨君娜 乔晓玲

肉类研究Issue(12):22-24,3.
肉类研究Issue(12):22-24,3.

一种提取肉类总DNA的方法——改良CTAB法

An Optimized CTAB Method for Total RNA Extraction from Meat

周彤 1李家鹏 1田寒友 1杨君娜 1乔晓玲1

作者信息

  • 1. 中国肉类食品综合研究中心,北京100068
  • 折叠

摘要

Abstract

An optimized CTAB method for total RNA extraction was presented for use in accurately quantifying components of animal origin and fighting against adulterated food in the market as a sample preparation method. The use of the CTAB method to extract total RNA from pork was investigated with respect to sample amount, dissociation time, precipitation time and RNase treatment. As a result, a fast and efficient method for total RNA extraction was achieved by selecting sample amount below 0.05 g, 0.5 h dissociation, 0.5h precipitation and non-RNase treatment. The method showed a good linear relationship (R2 = 0.9972) and stability (SD = 0.18).

关键词

DNA提取/改良CTAB法/肉类

Key words

DNA extraction/optimized CTAB method/meat

分类

轻工纺织

引用本文复制引用

周彤,李家鹏,田寒友,杨君娜,乔晓玲..一种提取肉类总DNA的方法——改良CTAB法[J].肉类研究,2011,(12):22-24,3.

基金项目

国家“863”计划项目 ()

北京市科技计划项目 ()

肉类研究

OACSTPCD

1001-8123

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