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A kind of g6pd deficiency gene detection kit

A gene detection and kit technology, applied in the field of G6PD deficiency gene detection kits, can solve the problems of complex operation, low accuracy, high cost, etc., and achieve the effects of high detection efficiency and improved SNP detection accuracy

Active Publication Date: 2016-11-23
GUANGDONG HUAMEI ZHONGYUAN BIOLOGICAL SCI & TECH +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] In view of the shortcomings of low accuracy, high cost, and complicated operation in the detection methods of G6PD deficiency currently on the market, the present invention aims to provide a detection kit with high accuracy, low cost, and easy operation to make up for the existing detection methods. The method is easy to miss the case of female heterozygosity, help detect G6PD deficiency carriers and treat them in time, and make a contribution to prenatal and postnatal care and improvement of national physical fitness

Method used

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  • A kind of g6pd deficiency gene detection kit
  • A kind of g6pd deficiency gene detection kit
  • A kind of g6pd deficiency gene detection kit

Examples

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Embodiment

[0039] 1. The information of the 7 polymorphic sites on the G6PD gene targeted by the present invention is as follows:

[0040] The selected G6PD gene polymorphism sites in the present invention include: 1388G→A, 1376G→T, 1024C→T, 1004C→T, 871G→A, 95A→G, 392G→T. The arrangement of the points is like figure 1 Shown. These 7 detection sites cover more than 86% of the pathogenic factors.

[0041] 2. The main components of the test kit:

[0042] 1. Amplification primers for 7 polymorphic loci:

[0043]

[0044] F represents the upstream primer; R represents the downstream primer. The 1388 and 1376 sites are relatively close and can be detected on the same amplified fragment; 1024, 1004, and 871 can also be detected on the same amplified fragment, so they share fragment amplification primers.

[0045] 2. Probes for polymorphic sites:

[0046]

[0047]

[0048] F represents the shared probe. Taking the SNP site to be tested at the 5'end of the specific probe as an example, the shared probe...

Embodiment 2

[0084] 1. The establishment of a standard map

[0085] Use the kit and method of implementation 1 to detect 7 sites of known wild-type samples of G6PD gene, see the detection map Image 6 . Use the method of implementation 3 to detect 7 sites of known PKU gene mutant samples, see the detection map Figure 7 .

[0086] 2. Practical application examples

[0087] Use the method of Example 3 to test samples 1-3, and the test results are shown in Figure 8-10 . The test results show that the mutant genotype of sample 1 is 871W / M; the mutant genotype of sample 2 is 95W / M, 1388W / M; and the sample 31024M / M. The above detection results are consistent with the sequence sequencing results, indicating that the kit and detection method of the present invention have the advantages of high accuracy and high throughput.

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Abstract

The invention discloses a gene detection kit for G6PD (glucose-6-phosphate dehydroge-nase) deficiency, which comprises fragment amplification primers and a multiplex system thereof, probes for detecting G6PD mutation SNP locus and including a specific probe and a common probe, as well as a label connection reaction template consisting of a specific add-on binding domain and a label probe binding domain, and a tag probe capable of carrying different fluorescent marks, and a connection reaction system. The genotype of a subject can be directly confirmed by selecting disease-causing gene g6pd of the G6PD deficiency disease as a detection object, the missed diagnosis rate of women heterozygote can be significantly reduced, the testing accuracy is higher than the accuracy of other conventional testing methods. In addition, the shortest testing time of the gene detection kit is only three hours, and thus the gene detection kit is a high-efficiency, accurate, and simple and convenient novel G6PD deficiency diagnosis means.

Description

Technical field [0001] The invention belongs to the technical field of biological in vitro diagnosis, and specifically relates to a G6PD deficiency gene detection kit. Background technique [0002] Glucose-6-phosphate dehydroge-nase (G6PD) deficiency is the most common genetic X-linked incomplete dominant enzyme deficiency in the world. About 400 million people worldwide suffer from this disease. The G6PD gene is located on the X chromosome, the gene is about 18Kb in length, has 13 exons and 12 introns, and consists of 515 amino acids. my country is one of the areas with a high incidence of G6PD deficiency, with a distribution characteristic of high in the south and low in the north, with a prevalence of 0.2-44.8%. Mainly distributed in the provinces south of the Yangtze River, with Hainan, Guangdong, Guangxi, Yunnan, Guizhou, Sichuan and other provinces as high. So far, 126 G6PD gene mutations have been found worldwide, and 15 of them have been found in my country: 1376G> ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C12Q1/68
CPCC12Q1/6827C12Q2521/501C12Q2537/149C12Q2565/125
Inventor 郑卫国胡琦王於建杜蔚安孟祥和郭育林葛海鹏高静王邦超
Owner GUANGDONG HUAMEI ZHONGYUAN BIOLOGICAL SCI & TECH
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