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Application of CD177 as biomarker for detecting acute myocardial infarction

An acute myocardial infarction and biomarker technology, applied in the field of biomedicine, can solve problems such as inability to prevent diseases in the early stage

Pending Publication Date: 2021-11-09
CHINA JAPAN FRIENDSHIP HOSPITAL
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] At present, serum myocardial injury markers such as creatine kinase isoenzyme (CK-MB), myoglobin, cardiac troponin T (cTnI), troponin T (TnT), and brain natriuretic peptide (BNP) are usually used clinically. The increase of the level and the change of electrocardiogram are used as the basis for the diagnosis of acute myocardial infarction. However, the changes of these indicators occur after the onset of the disease, and cannot play an early role in preventing the occurrence of the disease.

Method used

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  • Application of CD177 as biomarker for detecting acute myocardial infarction
  • Application of CD177 as biomarker for detecting acute myocardial infarction
  • Application of CD177 as biomarker for detecting acute myocardial infarction

Examples

Experimental program
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Embodiment 1

[0028] Please refer to figure 1 , figure 1 Shown is the comparison table of protein content in mouse myocardial tissue in Example 1 of the present invention; the embodiment of the present invention provides a use of CD177 as a biomarker for detecting acute myocardial infarction, including the following steps, selecting three groups of CD57BL / 6N mice, each group includes four, each group is successively the normal mouse group (Control 1-4) as the control group, only suffers from the mouse group of myocardial infarction (AMI 1-4) as the test group 1 and The myocardial infarction mouse group combined with diabetes (T2DM+AMI 1-4) was used as the second experimental group; the heart tissue of the three groups of mice was lysed and ground to extract protein, and the relative content of various proteins was detected by proteomics, and the obtained The result is as figure 2 shown.

[0029] according to figure 1 From the results shown, it can be concluded that the content of CD17...

Embodiment 2

[0031] An embodiment of the present invention provides a use of CD177 as a biomarker for detecting acute myocardial infarction, comprising the following steps: selecting 50 patients with diabetes mellitus complicated with myocardial infarction, selecting 50 patients without diabetes mellitus complicated with myocardial infarction, and selecting 50 patients with diabetes mellitus complicated with coronary artery disease. Heart disease patients and 50 non-diabetic patients with coronary heart disease were selected, of which 200 patients were Han nationality and aged ≥ 30 years; among them, diabetic patients with myocardial infarction met both the diagnostic criteria of diabetes and myocardial infarction, and non-diabetic combined Patients with myocardial infarction do not meet the diagnostic criteria of diabetes, meet the diagnostic criteria of myocardial infarction, and so on; and these 200 patients do not include or have not included: liver and kidney dysfunction, infectious dis...

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Abstract

The invention provides application of CD177 as a biomarker for detecting acute myocardial infarction, and relates to the technical field of biomedicine. The application can be used for predicting the attack of the acute myocardial infarction before the attack of the acute myocardial infarction to achieve the purpose of nipping in the bud, so that medical staff can better implement medical measures, the probability of sudden death of a patient due to the acute myocardial infarction is reduced The biomarker for detecting the acute myocardial infarction comprises CD177 protein and CD177 positive neutrophils, and the expression condition of the CD177 in a human body is used as a basis for judging the acute myocardial infarction. Compared with the original methods for detecting cardiac troponin T (cTnI), creatine kinase-MB (CK-MB) and the like as pathogenesis indexes of the acute myocardial infarction, the application has the advantages that the pathogenesis of the acute myocardial infarction can be predicted in advance, and a research direction is provided for predicting the pathogenesis time of the acute myocardial infarction in the future.

Description

technical field [0001] The invention relates to the field of biomedical technology, in particular to the use of CD177 as a biomarker for detecting acute myocardial infarction. Background technique [0002] Acute myocardial infarction (AMI) refers to acute ischemic necrosis of the myocardium caused by sudden occlusion of the coronary arteries. Morbidity and fatality rates have remained high in both developed and developing countries. At present, the prevalence and mortality of cardiovascular diseases in my country are still on the rise, and the burden of cardiovascular diseases is increasing day by day, which has become a major public health problem, especially in recent years, the trend of younger age of onset has become increasingly obvious. According to data released by the National Health and Medical Commission, from 2007 to 2019, the incidence of acute myocardial infarction among people over the age of 25 has increased year by year, especially the incidence of people ag...

Claims

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Application Information

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IPC IPC(8): G01N33/68
CPCG01N33/6893G01N2333/70596G01N2800/324
Inventor 刘丽宏杨嵩宫丽丽张文
Owner CHINA JAPAN FRIENDSHIP HOSPITAL
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