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Method for detection of HIV-1 non-nucleoside inhibitor drug resistance mutation and kit

A HIV-1, non-nucleoside technology, applied in the detection of HIV-1 virus non-nucleoside inhibitor drug-resistant mutation method and kit field, can solve the problem of high technical requirements, lack of quality assurance of detection methods, insensitivity of small virus samples And other issues

Inactive Publication Date: 2015-06-03
ZHEJIANG UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Phenotypic drug resistance is the gold standard for drug resistance detection. It directly provides drug resistance and can be quantified, but the disadvantages are also obvious, namely high technical requirements, time-consuming, and high cost. Therefore, gene is widely used in clinical practice internationally. type resistance detection
[0017] Further application limitations of genotypic and phenotypic testing include lack of quality assurance for existing testing methods; high cost of testing; insensitivity to parvovirus specimens; There are detection methods that may not detect

Method used

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  • Method for detection of HIV-1 non-nucleoside inhibitor drug resistance mutation and kit
  • Method for detection of HIV-1 non-nucleoside inhibitor drug resistance mutation and kit
  • Method for detection of HIV-1 non-nucleoside inhibitor drug resistance mutation and kit

Examples

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Effect test

Embodiment 1

[0115] Embodiment 1, using the present invention to detect HIV-1 virus non-nucleoside reverse transcriptase inhibitor single-site drug-resistant mutation

[0116] In this embodiment, all HIV-1 virus non-nucleoside reverse transcriptase inhibitor drug-resistant mutation types involved in the present invention are detected, as well as wild-type HIV-1 virus reverse transcriptase gene types that do not contain any mutations.

[0117] 1. Preparation of Oligonucleotide Primers and Probes

[0118] Table 1 and Table 2 show the sequences of primers and probes used in the detection of HIV-1 virus non-nucleoside reverse transcriptase inhibitor resistance mutations according to the present invention, all of which were synthesized by Shanghai Yingjun Biotechnology Co., Ltd.

[0119] Table 1 HIV-1 viral reverse transcriptase gene segment amplification primers

[0120] Primer number

Primer sequence (5'-3')

PMV-001

gagagcttcaggtctgggg

PMV-002

CTGTTAGTGCTTTG...

Embodiment 2

[0175] Example 2: Using the present invention to detect HIV-1 virus non-nucleoside reverse transcriptase inhibitor multi-site and low-abundance drug-resistant mutations

[0176] This example illustrates that the method and kit provided by the present invention can simultaneously detect samples containing multiple HIV-1 virus non-nucleoside reverse transcriptase inhibitor resistance mutations.

[0177] This example also shows that the method provided by the present invention can detect drug-resistant mutations with an abundance as low as 2% contained in the sample, and is a method with extremely high sensitivity.

[0178] 1. The preparation method and steps of oligonucleotide primers and probes are the same as in Example 1.

[0179] 2. The preparation method and steps of the HIV-1 virus non-nucleoside reverse transcriptase inhibitor drug-resistant mutation detection chip are the same as in Example 1.

[0180] 3. Preparation of samples to be tested

[0181] The samples to be t...

Embodiment 3

[0199] Embodiment 3: Using the present invention to detect HIV-1 virus non-nucleoside reverse transcriptase inhibitor resistance mutations in plasma, whole blood and nucleic acid samples

[0200] This example illustrates that the method and kit provided by the present invention can be used for the detection of HIV-1 virus non-nucleoside reverse transcriptase inhibitor resistance mutations in plasma, whole blood and nucleic acid samples.

[0201] 1. The preparation method and steps of oligonucleotide primers and probes are the same as in Example 1.

[0202] 2. The preparation method and steps of the HIV-1 virus non-nucleoside reverse transcriptase inhibitor drug-resistant mutation detection chip are the same as in Example 1.

[0203] 3. Preparation of samples to be tested

[0204] In this embodiment, clinically collected whole blood (WB-4-5), plasma (XJ-3-5) and nucleic acid (R-3-4, D-2) samples are detected. After high-throughput sequencing, the whole blood sample WB-4 conta...

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Abstract

The invention relates to a method for detection of HIV-1 (human immunodeficiency virus-1) non-nucleoside reverse transcriptase inhibitor drug resistance mutation and a kit thereof. The invention specifically discloses a specific probe for detection of human immunodeficiency virus non-nucleoside reverse transcriptase inhibitor drug resistance mutation, and the probe includes at least one of the following eight specific probes: a specific probe for detection of reverse transcriptase gene L100I mutation, a specific probe for detection of reverse transcriptase gene K103N mutation, a specific probe for detection of reverse transcriptase gene V106A and V106M mutation, a specific probe for detection of reverse transcriptase gene V108I mutation, a specific probe for detection of reverse transcriptase gene Y181C and Y181I mutation, a specific probe for detection of reverse transcriptase gene Y188L, Y188H and Y188C mutation, a specific probe for detection of reverse transcriptase gene G190A mutation, and a specific probe for detection of reverse transcriptase gene P225H mutation.

Description

technical field [0001] The invention relates to a method for detecting HIV-1 virus non-nucleoside reverse transcriptase inhibitor resistance mutation and a kit thereof. Background technique [0002] 1. Non-nucleoside reverse transcriptase inhibitors and their mechanism of action [0003] Acquired Immune Deficiency Syndrome (Acquired Immune Deficiency Syndrome, AIDS), also known as AIDS, is one of the top ten deadly diseases in the world. For HIV-1 and HIV-2. AIDS patients in most parts of the world are infected by the HIV-1 virus. [0004] HIV-1 is very prone to gene mutation, and a large number of mutant strains are formed under the pressure of drug selection, which makes the clinically used anti-HIV drugs lose their clinical potency rapidly, and poses a serious threat to the current anti-HIV treatment. The earliest approved anti-HIV drugs are nucleoside RT inhibitors (nRTIs) targeting reverse transcriptase (RT), but these drugs have serious side effects. Non-nucleoside...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C12Q1/70C12Q1/68C12N15/11C12R1/93
Inventor 张琼李兰娟项春生吴南屏
Owner ZHEJIANG UNIV
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