Chinese medicine DNA detection kit and identification method

A detection kit and identification method technology, which is applied in the field of traditional Chinese medicine DNA detection kits and identification, can solve the problems of high cost, difficulty in accurately judging true and false, cumbersome operation, etc., and achieve the effect of convenient use and reliable detection results

Inactive Publication Date: 2009-05-20
BEIHUA UNIV
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Problems solved by technology

[0002] The supervision and inspection of easily mixed varieties of Chinese medicinal materials is one of the key tasks of the drug inspection department every year. At present, chemical, infrared, ultraviolet, liquid chromatography and other analytical methods are widely used in the detection of Chinese medicinal materials at home and abroad. The above methods are different for the same family and genus. The specificity of the identification of easily mixed medicinal materials is poor, and infr

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  • Chinese medicine DNA detection kit and identification method
  • Chinese medicine DNA detection kit and identification method
  • Chinese medicine DNA detection kit and identification method

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Embodiment Construction

[0039] The present invention will be further described below using examples.

[0040] Chinese medicine DNA identification method, it comprises the following steps:

[0041] (a) Identification reaction system: the total system is 100 μL, which contains 10 μL buffer, 12.5 mMdNTP4-10 μL, 0.1 mM deer whip primer, Fritillaria primer and anti-self primer 1.5-4.0 μL, Taq DNA polymerase 2- 10 μL, 2-5 μL of DNA of the sample to be tested, the rest is double distilled water; 0.1mM deer whip primer, Fritillaria primer and antichonium primer are selected according to the identification type, and deer penis, Fritillaria and Fangji DNA are also selected according to the identification type;

[0042] (b) Positive control reaction system: the total system is 100 μL, which contains 10 μL of buffer, 12.5 mM dNTP4-10 μL, 0.1 mM deer whip primer, Fritillaria primer and anti-self primer 1.5-4.0 μL, Taq DNA polymerase 2-10 μL, 2-5 μL of one of the deer penis, Fritillaria and Fangji DNA correspondi...

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Abstract

The invention relates to the Chinese medicine detection technology field and belongs to a Chinese medicine DNA detection kit, comprising an identification reaction system, a positive control reaction system and a negative control reaction system; both the identification reaction system and the positive control reaction system contain buffer solution, 12.5mM dNTP, one type of 0.1mM deer penis primer, fritillary primer and root of fangji primer, one type of Taq DNA polymerase, deer penis, fritillary and root of fangji DNA, sample DNA to be detected, and double-distilled water; the negative control reaction system contains buffer solution, 12.5mM dNTP, one type of 0.1mM deer penis primer, fritillary primer and root of fangji primer, one type of Taq DNA polymerase, bullwhack, false fritillary and fake root of fangji DNA, and double-distilled water. The Chinese medicine DNA identification method comprises steps such as designing deer penis, fritillary, root of fangji mitochondrial DNA three-pair specific oligonucleotide primer, artificial synthesis, fixing reaction procedures and result judgment, and the like; the Chinese medicine DNA identification kit can accurately identify the specificity of Chinese medicinal materials; and the identification method has the advantages of simplicity, rapidness, and reliable detection result, etc.

Description

technical field [0001] The invention relates to the technical field of traditional Chinese medicine detection, more specifically, a traditional Chinese medicine DNA detection kit and identification method. Background technique [0002] The supervision and inspection of easily mixed varieties of Chinese medicinal materials is one of the key tasks of the drug inspection department every year. At present, chemical, infrared, ultraviolet, liquid chromatography and other analytical methods are widely used in the detection of Chinese medicinal materials at home and abroad. The above methods are different for the same family and genus. The specificity of the identification of easily mixed medicinal materials is poor, and infrared, ultraviolet, liquid chromatography and other methods have the disadvantages of low specificity for substances with similar chemical structures, cumbersome operations, and high costs, which are difficult to meet the identification of easily mixed varieties ...

Claims

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Application Information

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IPC IPC(8): C12Q1/68
Inventor 张丽华李明成孙红霞王冰梅
Owner BEIHUA UNIV
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