Tuesday, November 30, 2010

Shedding a new light on heart defects

Genes That Control Heartbeat Could Shed Light On Heart Defects

The Human Genetics Unit at the Medical Research Council has proven that there are areas on the human genome are indeed responsible for the process of synchronizing heartbeat rhythms; the rhythm of the heart can also be referred to as cardiac ventricular conduction. This fact then begs the question: could this knowledge help researchers find the link to heart problems? the answer could come earlier than we may think. The study explains the twenty-two regions of the human genome that are linked to the conduction of heart beats. New genes were found that effect electrical impulses regarding the heart and some were even connected to their exact role in regulation of heart beats.

All of the participants in the 50,000 people study had electrocardiograms which recorded the electrical activity of their heart and their genetic codes were analyzed as well. This information then helped to led to the pinpointing of genes that are responsible for abnormal electronic impulses. It is this bridge that scientists are forming between the biological components of our genome and the electrical components of heart beat that could really help researchers in the area of cardiac ventricular conduction when it comes to all types of heart defects.

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