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Deer species source identification primer pair for cornua cervi pantotrichum products and identification method of deer species source identification primer pair

A primer pair and deer antler technology, applied in biochemical equipment and methods, microbial determination/inspection, DNA/RNA fragments, etc., can solve the problem of indistinguishable deer antler, avoid false positives and improve accuracy.

Pending Publication Date: 2020-10-23
长春科技学院
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The main forms of velvet antler circulating in the Chinese herbal medicine market are slices and powders, making it difficult to distinguish velvet with the naked eye

Method used

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  • Deer species source identification primer pair for cornua cervi pantotrichum products and identification method of deer species source identification primer pair
  • Deer species source identification primer pair for cornua cervi pantotrichum products and identification method of deer species source identification primer pair
  • Deer species source identification primer pair for cornua cervi pantotrichum products and identification method of deer species source identification primer pair

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0037] A pair of deer species identification primers for deer antler products, including a pair of primers for identification of deer species and a pair of identification primers for deer antlers; the pair of identification primers for identification of deer species is:

[0038] DcF 5'-ACGAGCGCCTTCCATGAAGACYGGT-3' (SEQ ID NO: 1)

[0039] DcR 5'-AGGTGGGCTTCCATCCCCGCTGAACTT-3' (SEQ ID NO: 2);

[0040] The corresponding primer pair for identification of antler deer is:

[0041] Rdfp 5'-CAGAGGCAAGCTCGTCTGGCTCAG-3' (SEQ ID NO: 3)

[0042] Rdrp 5'-GACTCTCACTTTTAACATATTTTCTGAAACTC-3' (SEQ ID NO: 4).

[0043] Preferably, in order to further achieve the purpose of accurate identification, the primer pair for identification of cervidae and the pair of antler identification primers are both designed by analyzing the big data of cervidae genome sequence and targeting the CEP295NL gene; the big data The analysis is based on the screening of multiple SNP sites with different degrees of c...

Embodiment 2

[0053] In step S2, a commercial liquid sample DNA extraction reagent such as BTN121001 liquid sample DNA extraction reagent of Biolabs is used for extraction, and the rest of the formula and steps are the same as in Example 1.

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Abstract

The invention discloses a deer species source identification primer pair for cornua cervi pantotrichum products. The identification primer pair comprises a deer identification primer pair DcF-DcR anda cornua cervi pantotrichum identification primer pair Rdfp-Rdrp. The invention also provides an identification method of the deer species source identification primer pair for the cornua cervi pantotrichum products. The method comprises the following steps: S1, preparing a preservation solution of a sample; S2, extracting DNA; S3, identifying the tissue sample by a deer identification program; and S4, determining the sequence after identification by the identification program of cornua cervi pantotrichum to judge the specific species of the cornua cervi pantotrichum product. The identification primer pair has the beneficial effects that integrated and accurate identification of deer and cornua cervi pantotrichum products is achieved by the deer identification primer pair and the cornua cervi pantotrichum identification primer pair; by big data analysis of deer genome sequence, identification accuracy of the cornua cervi pantotrichum product is improved; by first deer identification and then the cornua cervi pantotrichum identification program, accurate identification is achieved; and multiple groups of controls are set, the purified and identified products are recovered by gel extraction, and sequencing and analyzing are performed, so that accurate identification is achieved.

Description

technical field [0001] The invention relates to the field of detection and identification of velvet products, in particular to a pair of primers for identifying deer species sources of velvet products and an identification method thereof. Background technique [0002] Chinese Pharmacopoeia stipulates that sika deer and red deer antler are traditional precious medicinal materials. The main product forms of velvet antler circulating in the Chinese herbal medicine market are slices and powders, making it difficult to distinguish velvet with the naked eye. In addition, the prices of antlers from different sources of deer species (such as: sika deer, red deer, red deer and reindeer) vary greatly. Due to the drive of profit, a large number of New Zealand red deer, North American and Nordic reindeer antlers flow into our country from abroad, imitating traditional Chinese medicine sika deer And red deer antler slices (powder). [0003] In order to distinguish the sika deer, red de...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C12Q1/6888C12N15/11
CPCC12Q1/6888C12Q2600/156
Inventor 巴恒星谢留威邵西群李春义赵大伟
Owner 长春科技学院
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