Genetics

Arrhythmia genes more common than previously thought

By sequencing known genes associated with cardiac arrhythmia risk in more than 20,000 people without an indication for genetic testing, scientists were able to identify pathogenic and likely pathogenic variants in nearly ...

Genetics

Genetic defects hold clues to risk for sudden cardiac death

Sudden cardiac death is always a shocking, tragic event, especially when it occurs at a young age. But, for the first time, scientists are unraveling how genetic defects can help predict the risk of dying suddenly in individuals ...

Cardiology

Insights into the dynamic ultrastructure of the heart

What happens below the cellular level when the heart contracts and relaxes has long been unexplored. Thanks to new ultra-high-resolution electron microscopy techniques, scientists can now watch the heart beating at almost ...

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