Biomarkers for diagnosing endometrial cancer as well as product and application thereof

A biomarker and endometrial cancer technology, applied in the field of biomarkers for the diagnosis of endometrial cancer, can solve the problems of incompletely clear molecular mechanism, physiological pain of patients, low detection rate, etc., and achieve good diagnostic efficiency Effect

Pending Publication Date: 2021-08-13
SICHUAN ACADEMY OF MEDICAL SCI SICHUAN PROVINCIAL PEOPLES HOSPITAL
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0003] Studies have shown that protein arginine methyltransferase 6 (PRMT6) can promote the occurrence and development of UCEC (Jiang N, Li QL, Pan W, et al. PRMT6 promotes endometrial cancer via AKT / mTOR signaling and indicates poor prognosis.Int J Biochem Cell Biol,2020,120:105681); LINC01123 upregulation is significantly correlated with clinical progression and poor prognosis of UCEC patients (Yang Y, Wu J, Zhou H, et al.STAT1-induced upregulation of lncRNA LINC01123 predictspoor prognosis and promotes the progression of endometrial cancer through miR-516b / KIF4A.Cell Cycle, 2020,19(12):1502-1516), but so far, the molecular mechanism of UCEC development is still not completely clear, further causing the An effective method for early diagnosis of endometrial cancer. The current diagnosis of endometrial cancer is mainly based on the subject's medical history, clinical examination, pathological examination and various auxiliary examination results to determine the diagnosis and clinical stage. The main detection methods include: B Ultra-examination, diagnostic curettage, hysteroscopy and lymphography, these methods have the disadvantages of low detection rate and easy to cause serious physical pain to patients.

Method used

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  • Biomarkers for diagnosing endometrial cancer as well as product and application thereof
  • Biomarkers for diagnosing endometrial cancer as well as product and application thereof
  • Biomarkers for diagnosing endometrial cancer as well as product and application thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0077] Example 1 Screening for differentially expressed genes in endometrial cancer

[0078] 1. Data source

[0079] Download the endometrial cancer (UCEC) data set GSE17025 from the GEO database as a training set, and the sample size is Control: UCEC=12:91;

[0080] Download the endometrial cancer data (UCEC data) from the TCGA database as a validation set with a sample size of Control: UCEC=35:543;

[0081] The above raw data downloaded from the GEO database and the TCGA database were standardized, and the standardized gene expression matrix was annotated through the Platform file. If multiple probes correspond to the same gene, the average value was taken as the expression level of the gene .

[0082] 2. Differential expression analysis

[0083] The "limma" package in the R language software was used to analyze the differential expression of the above training set and validation set, and the screening criteria for differentially expressed genes were: adj.P.Val1.

[0084...

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Abstract

The invention discloses biomarkers for diagnosing endometrial cancer as well as a product and application thereof, and provides application of reagents for detecting biomarkers TMSB10, EIF3E and PDIA6 in a sample to be detected in preparation of the product for diagnosing and/or assisting in diagnosing endometrial cancer. Verification results show that the combination of TMSB10, EIF3E and PDIA6 has relatively good diagnosis efficiency, whether a subject suffers from the endometrial cancer or the risk of suffering from the endometrial cancer or not can be diagnosed in an early stage according to the combination of TMSB10, EIF3E and PDIA6, and good clinical application value is achieved.

Description

technical field [0001] The invention belongs to the fields of biology and medicine, in particular, relates to a biomarker for diagnosing endometrial cancer, more specifically, relates to a biomarker for diagnosing endometrial cancer, and its product and application. Background technique [0002] Endometrial cancer (Uterine corpus endometrial carcinoma, UCEC) is an epithelial tumor on the endometrium derived from the abnormal proliferation of endometrial cells, and is also a malignant tumor of the female reproductive system with a high incidence rate. Worldwide, about 50,000 women die from UCEC every year (Onstad MA, Schmandt RE, Lu KH. Addressing the role of obesity in endometrial cancer risk, prevention, and treatment. J Clin Oncol , 2016, 34(35):4225-4230). UCEC accounts for about 20%-30% of female reproductive system tumors, and its incidence is second only to cervical cancer (Siegel RL, Miller KD, Jemal A. Cancer statistics, 2017[J]. CA Cancer J Clin, 2017, 67(1): 7-30...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C12Q1/6886G01N33/574A61K45/00A61P35/00
CPCC12Q1/6886G01N33/57484G01N33/57488G01N33/57442A61K45/00A61P35/00C12Q2600/158C12Q2600/136
Inventor 陈镘如梅立廖治李延
Owner SICHUAN ACADEMY OF MEDICAL SCI SICHUAN PROVINCIAL PEOPLES HOSPITAL
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