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Florescent real-time quantitative PCR (Polymerase Chain Reaction) kit for detecting amplification of TERC (Telomerase RNA (Ribonucleic Acid) Component ) gene of esophageal cancer

A gene amplification and real-time quantitative technology, applied in the field of esophageal cancer detection, can solve the problems of long reporting period, high cost, difficult routine inspection, etc., and achieve the effect of shortening the detection cycle and reducing costs

Inactive Publication Date: 2012-12-19
NANJING GENERAL HOSPITAL NANJING MILLITARY COMMAND P L A
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  • Claims
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AI Technical Summary

Benefits of technology

This patented device can be used to quickly measure how many times someone's DNA gets copied by another person or something else that may affect their health. It uses special chemical substances called lanthanum chloride (LaCl3) which are added during testing. By measuring this amount over time it helps determine if there have been any changes made on other genes related to eating behavior such as pancreatic enzyme beta levels.

Problems solved by technology

This patent describes different ways to identify specific types of lung cancer called esophogeal cancer and non-small cell lung cancer (NSCLCs). These methods involve analyzing DNA sequences derived from certain parts of the body's organs like blood vessels and airways, specifically including those associated with estrogenic esophagitis and gastrointestinal tract cancer. Overall, they provide valuable tools for understanding how progressed stages of esoquent stomach cancer develop into highly aggressive forms such as locally recurrent mesothelioma, perforation, and late stage disease.

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  • Florescent real-time quantitative PCR (Polymerase Chain Reaction) kit for detecting amplification of TERC (Telomerase RNA (Ribonucleic Acid) Component ) gene of esophageal cancer
  • Florescent real-time quantitative PCR (Polymerase Chain Reaction) kit for detecting amplification of TERC (Telomerase RNA (Ribonucleic Acid) Component ) gene of esophageal cancer

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Embodiment 1

[0024] 1. Primer design: According to the NCBI gene database information: Homo sapiens telomerase RNA component (hTERC), telomerase RNA, NCBI Reference Sequence: NR_001566.1 provides the sequence, and designs forward and reverse primers for TERC gene amplification:

[0025] hTERC-sense

[0026] 5'-AACCCTAACTGAGAAGGGCG-3';

[0027] hTERC-antisense

[0028] 5'-TAGAATGAACGGTGGAAGGC-3';

[0029] PCR product length: 115bp

[0030] And according to the NCBI gene bank data design internal reference gene GAPDH primers for PCR reaction:

[0031] GAPDH-sense

[0032] 5'-CCAGGTGGTCTCCTCTGACTT-3';

[0033] GAPDH-antisense

[0034] 5'-GTTGCTGTAGCCAAATTCGTTGT-3'.

[0035] PCR product length: 130bp

[0036] Among them, the reaction system of the internal reference gene GAPDH is the same as that of TERC. The internal reference gene GAPDH is used to standardize the expression level of the TERC gene, so that different patients can be compared, so as to determine whether the TERC gene i...

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Abstract

The invention provides a florescent real-time quantitative PCR kit for detecting the amplification of the TERC (Telomerase RNA (Ribonucleic Acid) Component) gene of the esophageal cancer, wherein the reference sequence of the TERC gene is as follows: NR_001566.1. The florescent real-time quantitative PCR kit comprises the following primers: (1) a forward primer for the amplification of the TERC gene: 5'-AACCCTAACTGAGAAGGGCG-3', (2) a reverse primer for the amplification of the TERC gene: 5'-TAGAATGAACGGTGGAAGGC-3', (3) a forward primer for the reference gene GAPDH (Glyceraldehyde-Phosphate Dehydrogenase):5'-CCAGGTGGTCTCCTCTGACTT-3', and (4) a reverse primer for the reference gene GAPDH: 5'-GTTGCTGTAGCCAAATTCGTTGT-3'. The florescent real-time quantitative PCR kit provided by the invention is used for detecting rRNA (ribosomal RNA) of the TERC gene in an esophageal tissue specimen to determine whether the TERC gene is amplified or not. Compared with a method for detecting the amplification of the TERC gene by an FISH (Fluorescence In Situ Hybridization) technology, the method provided by the invention has the advantages of short detection period and reduced cost.

Description

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Claims

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Application Information

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Owner NANJING GENERAL HOSPITAL NANJING MILLITARY COMMAND P L A
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