Cardiology

Can we teach heart cells to grow up?

Scientists around the world have been trying to replace damaged heart tissue using lab-made heart-muscle cells (cardiomyocytes), either injecting them into the heart or applying patches laced with the cells. But results to ...

Pediatrics

Bodily changes don't always signal 'precocious' puberty in kids

(HealthDay)—Children who develop certain signs of puberty at an early age are commonly referred to specialists for an evaluation. But most of the time it's nothing to worry about, says a new report from a leading group ...

Medical research

Lab-grown nerve cells make heart cells throb

Researchers at Johns Hopkins report that a type of lab-grown human nerve cells can partner with heart muscle cells to stimulate contractions. Because the heart-thumping nerve cells were derived from induced pluripotent stem ...

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