Cardiology

Scar tissue turned into heart muscle without using stem cells

Scientists at Duke University Medical Center have shown the ability to turn scar tissue that forms after a heart attack into heart muscle cells using a new process that eliminates the need for stem cell transplant.

Medical research

A minimally invasive tool to measure muscle impairment

A minimally invasive, fiber-optic technique that accurately measures the passive stretch and twitch contraction of living muscle tissue could someday be an alternative to the painful muscle biopsies used to diagnose and treat ...

Diseases, Conditions, Syndromes

How COVID-19 can impact the heart

COVID-19 infections can cause potentially life-threatening heart issues. Studies suggest that people with COVID-19 are 55% more likely to suffer a major adverse cardiovascular event, including heart attack, stroke and death, ...

Medical research

Nitric oxide could make blood transfusions safer

(Medical Xpress)—Blood transfusions are supposed to save lives. Doctors give transfusions to severely ill or injured people with the expectation that their conditions will improve. In fact, transfusions do not always help ...

Genetics

'Junk DNA' drives embryonic development

An embryo is an amazing thing. From just one initial cell, an entire living, breathing body emerges, full of working cells and organs. It comes as no surprise that embryonic development is a very carefully orchestrated process—everything ...

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 ...

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