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Genetics and cardiovascular disease: Design and development of a DNA biobank
Satyajit Rohan Jayasinghe1, Akshay Mishra, Angela Van Daal
1Gold Coast Hospital, Griffith University;
Insights
A family history of cardiovascular disease (CVD) indicates genetic susceptibility. The Gold Coast Cardiovascular DNA bank collects comprehensive data to understand genetic factors in CVD, aiding future prevention and treatment.
Area of Science:
- Cardiovascular Genetics
- Medical Genomics
- Biobanking
Background:
- Cardiovascular diseases (CVD) have environmental and genetic influences.
- A family history of CVD is a significant risk factor for coronary artery disease (CAD) and other cardiac conditions.
- Understanding genetic susceptibility is crucial for advancing cardiovascular medicine.
Purpose of the Study:
- To establish and utilize the Gold Coast Cardiovascular DNA bank for genetic research.
- To identify genes associated with various cardiovascular conditions, including CAD, cardiomyopathies, and valvular heart disease.
- To contribute to solving the genetic puzzle of cardiovascular diseases through data integration.
Main Methods:
- Establishment of the Gold Coast Cardiovascular DNA bank in 2006.
- Collection of comprehensive data including coronary angiograms, clinical information, biomarkers, and imaging.
- Integration of genomic, proteomic, and genotyping data with clinical information.
Main Results:
- The biobank primarily contains data on coronary artery disease (CAD).
- A positive family history is a confirmed independent predictor of CAD risk.
- The biobank holds potential for identifying genes related to diverse cardiomyopathies and valvular heart disease.
Conclusions:
- The Gold Coast Cardiovascular DNA bank is a valuable resource for advancing cardiovascular genetics research.
- Further integration with other biobanks and registries will enhance understanding of CVD genetic determinants.
- This research aims to improve the prevention and treatment of cardiovascular diseases through genetic insights.
Abstract:
Coronary artery disease (CAD) is a complex disease with environmental and genetic determinants. Many other cardiovascular (CV) conditions also have a genetic basis. A positive family history of CV disease in first-degree relatives is a strong independent risk factor for CAD as well as several other cardiac disorders. This genetic susceptibility to CV diseases will be understood more clearly when combined with genomics, proteomics and genotyping.The Department of Cardiology at Gold Coast Hospital (Queensland, Australia) with the Faculty of Health, Science and Medicine at Bond University (Queensland, Australia) established the Gold Coast Cardiovascular DNA bank in 2006. The dataset on each individual volunteer includes coronary angiograms, clinical information (including a coronary risk factor profile), biochemical (including cardiac biomarkers) and hematological parameters, and electrocardiograms and echocardiograms. The establishment of the DNA biobank was associated with several key challenges, both technical and logistic.Given the comprehensive nature of the information gathered, the present study has the added potential of identifying genes associated with nonischemic cardiomyopathies, valvular heart disease, congenital heart diseases and other cardiomyopathies. Pooling data from results obtained here with multiple existing DNA biobanks and registries will help in finding answers to the genetic conundrum in CV diseases. The present DNA biobank will serve as a resource well into the future as the technology and science of medical genetics evolve.The most frequent pathology encountered in the biobank is CAD. The significance of the familial occurrence of CAD has been the focus of research for at least 50 years, with a positive family history of CV disease emerging as an independent predictor of risk in the development of CAD. By applying the knowledge learned from studies on CV genetics together with the data from the DNA biobank, scientists may be able to effectively prevent and treat CV diseases in the future.
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