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Heart Cells
Part 1 of Paper
....e finding new evidence that suggests that, contrary to scientific consensus, heart muscle cells do divide and the number of cells can increase.
The vast majority of heart muscle cells, or myocytes, had been thought to stop dividing by the time a person reaches the age of 9. These cells then pump blood for the rest of a.... Part 2 of Paper
....ring 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 micrometer thick and used a confocal microscope to count the individual cell nuclei caught in the process of division. Judging from these samples, They found that a estimate of 131 to 152 myocytes in every million were dividing.
That proportion suggests that the cells of a damaged .... |
| Number of words: 429 - Approximate pages: 2 |
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