Medical research

Macrophages shown to be essential to a healthy heart rhythm

A Massachusetts General Hospital (MGH)-led research team has identified a surprising new role for macrophages, the white blood cells primarily known for removing pathogens, cellular debris and other unwanted materials. In ...

Cardiology

3-D-printed patch can help mend a 'broken' heart

A team of biomedical engineering researchers, led by the University of Minnesota, has created a revolutionary 3D-bioprinted patch that can help heal scarred heart tissue after a heart attack. The discovery is a major step ...

Cardiology

Activated T-cells drive post-heart attack heart failure

Chronic inflammation after a heart attack can promote heart failure and death. University of Alabama at Birmingham researchers have now shown that activated T-cells—part of the immune system's inflammatory response—are ...

Cardiology

Matters of the heart: Researchers create 3-D beating heart

Matters of the heart can be complicated, but York University scientists have found a way to create 3D heart tissue that beats in synchronized harmony, like a heart in love, that will lead to better understanding of cardiac ...

Cardiology

Scientists create heart cells better, faster, stronger

Scientists at the Gladstone Institutes identified two chemicals that improve their ability to transform scar tissue in a heart into healthy, beating heart muscle. The new discovery advances efforts to find new and effective ...

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