Genetics

Researchers find genetic cues for a big heart

Bigger isn't always better, even when it comes to the body's most vital organs. An enlarged or thickened cardiac muscle can actually force the heart to work harder to pump blood throughout the body, weakening the organ until ...

Cardiology

Researchers prevent heart failure in mice

(Medical Xpress)—Cardiac stress, for example a heart attack or high blood pressure, frequently leads to pathological heart growth and subsequently to heart failure. Two tiny RNA molecules play a key role in this detrimental ...

Cardiology

Investigating the role of DNA damage in cardiac hypertrophy

A novel cellular pathway regulates DNA damage and structural changes in cardiomyocytes, which contributes to the development of cardiac hypertrophy, according to a Northwestern Medicine study published in Circulation.

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