News tagged with heart tissue

Related topics: heart · heart failure · heart attack · stem cells · animal model

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, ...

18 hours ago
popularity128 comments 0

How Gata4 helps mend a broken heart

During a heart attack, blood stops flowing into the heart; starved for oxygen, part of the heart muscle dies. The heart muscle does not regenerate; instead it replaces dead tissue with scars made of cells called fibroblasts ...

Aug 15, 2017
popularity36 comments 0

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 ...

Aug 08, 2017
popularity2413 comments 0

A heart attack in a petri dish

In petri dishes in her campus laboratory at New Jersey Institute of Technology, Alice Lee is developing colonies of cardiac cells, formed into chambers, that pump and contract like a human heart. Derived from stem cells, ...

Jul 17, 2017
popularity59 comments 0

Patching up a broken heart

It is almost impossible for an injured heart to fully mend itself. Within minutes of being deprived of oxygen – as happens during a heart attack when arteries to the heart are blocked – the heart's muscle cells start ...

Jun 19, 2017
popularity107 comments 0

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