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“Crooners who lament that broken hearts never mend may need to find another tune.” Scientist are finding new evidence that suggests that, contrary to scientific consensus, heart muscle cells do divide and the number of cells can increase. The v ....

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... dividing cells in tissue damaged by heart attacks. They detected cell nuclei that were splitting. Other scientists searching for dividing had not tried that technique. The finding strengthens the possibility that scientists can develop medical treatments to enhance cell division and restore healthy heart muscle. It is too soon, however, to know to what extent such treatments might repair damaged hearts, such as those suffering congenital heart disease. Scientist and researchers at the University of Udine in Italy, studied hearts removed from 27 people who had received transplants. The researchers stained slices of heart tissue half a mi ...