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Genomics of heart failure.
Raghava S Velagaleti1, Christopher J O'Donnell
1The NHLBI's Framingham Heart Study, 73 Mt. Wayte Avenue, Suite 2, Framingham, MA 01702, USA.
Heart Failure Clinics
|December 1, 2009
Summary
Genetic factors influencing heart failure (HF) are being explored using advanced genomics. Genome-wide association studies and sequencing offer new insights into cardiovascular disease susceptibility.
Area of Science:
- Genomics and Cardiovascular Disease Research
Background:
- Cardiovascular disease (CVD) is a primary cause of mortality globally.
- Heart failure (HF), a common CVD, presents significant morbidity and mortality rates.
- The heritability of common HF forms is modest, with prior genetic studies focusing on rare familial cases or candidate genes.
Purpose of the Study:
- To review the advancements in genomic research for understanding heart failure.
- To highlight the potential of new technologies like genome-wide sequencing and "omics" in CVD research.
Main Methods:
- Review of current literature on genomics and heart failure.
- Discussion of genome-wide association studies (GWAS) enabled by the Human Genome Project and HapMap.
- Exploration of emerging "omics" technologies.
Main Results:
- Large-scale genome-wide association studies are now feasible for investigating HF genetic susceptibility.
- Genome-wide sequencing and other "omics" provide powerful tools for comprehensive genetic analysis.
- These advancements move beyond traditional candidate gene approaches.
Conclusions:
- Genomic approaches, including GWAS and sequencing, are revolutionizing the study of heart failure.
- Understanding the genetic basis of HF is crucial for addressing its high mortality and morbidity.
- Future research will likely leverage comprehensive "omics" data for personalized cardiovascular medicine.
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