Cardiology

Beating heart patch is large enough to repair the human heart

Biomedical engineers at Duke University have created a fully functioning artificial human heart muscle large enough to patch over damage typically seen in patients who have suffered a heart attack. The advance takes a major ...

Cardiology

Tension makes the heart grow stronger

By taking videos of a tiny beating zebrafish heart as it reconstructs its covering in a petri dish, scientists have captured unexpected dynamics of cells involved in tissue regeneration. They found that the depleted heart ...

Medical research

New understanding of how muscles work

Muscle malfunctions may be as simple as a slight strain after exercise or as serious as heart failure and muscular dystrophy. A new technique developed at McGill now makes it possible to look much more closely at how sarcomeres, ...

Cardiology

How to trick your heart into thinking you exercise

Researchers have discovered that a protein called cardiotrophin 1 (CT1) can trick the heart into growing in a healthy way and pumping more blood, just as it does in response to exercise and pregnancy. They show that this ...

Cardiology

New way to see artery damage before heart disease sets in

Researchers have developed a new way to non-invasively peer into a person's arteries, detect inflammation, and possibly ward off heart disease before it becomes too severe to treat, a study said Wednesday.

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