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The purpose of this trial is to investigate the relationship between DNA methylation and hydroxymethylation and the expression of DNMTs, TET family gene and the degree of coronary heart disease.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Control group | Control group was defined as people with negative findings in coronary angiograms. | ||
| Coronary Heart Disease group | CHD patients was defined as at least one lesion in a coronary artery or branches in coronary angiograms. |
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| Measure | Description | Time Frame |
|---|---|---|
| DNA Methylation and Hydroxymethylation Levels | Collection of blood samples and measuring the samples by PCR and ELISA | 1 month |
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Inclusion Criteria:
Male and Female. Patients older than 65 years old who are willing to participate in the study. CHD patients was defined as at least one lesion in a coronary artery or branches in coronary angiograms. Control group was defined as people with negative findings in coronary angiograms.
Exclusion Criteria:
Patients with concurrent infection or any documented inflammatory illness, such as arthritis or connective tissue diseases, or any other malignancy. Patients with a history of cardiomyopathy. Pregnant women. Severe hepatic dysfunction or End-stage renal failure. Uncontrolled hypertension.
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Patients with Coronary Heart Disease and Patients without Coronary Heart Disease.
All patients underwent carotid ultrasound and coronary angiograms.
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| Name | Affiliation | Role |
|---|---|---|
| Dongying Zhang, doctor | First Affiliated Hospital of Chongqing Medical University | Study Director |
| Dan Jiang | First Affiliated Hospital of Chongqing Medical University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| The First Affiliated Hospital of Chongqing Medical University | Chongqing | China |
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| ID | Term |
|---|---|
| D003327 | Coronary Disease |
| D050197 | Atherosclerosis |
| ID | Term |
|---|---|
| D017202 | Myocardial Ischemia |
| D006331 | Heart Diseases |
| D002318 | Cardiovascular Diseases |
| D014652 | Vascular Diseases |
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human blood samples, human aortic tissues
| D001161 |
| Arteriosclerosis |
| D001157 | Arterial Occlusive Diseases |