http://harvardscience.harvard.edu/stories/person/1716 Stories and external links referencing a person (RSS) en http://harvardscience.harvard.edu/medicine-health/articles/broken-hearts-may-mend-after-all <!--paging_filter--><p>Although adult muscle cells become inflexible after differentiation, these cells temporarily loosen the structure to divide in fetal development. Mark T. Keating found that in some lower vertebrates, heart tissue regenerates without the scarring seen in mammals. This seems to occur by proliferation of existing cardiomyocytes, not stem cells. <p>Felix Engel, an HMS research fellow in Keating's lab, set out to accomplish this in mammals. Engel first identified a growth factor that could specifically stimulate cardiomyocytes.</p> <p><a href="http://harvardscience.harvard.edu/medicine-health/articles/broken-hearts-may-mend-after-all">read more</a></p> Mon, 26 Mar 2007 06:18:30 -0400 70652986 3623 at http://harvardscience.harvard.edu http://harvardscience.harvard.edu/medicine-health/articles/researchers-induce-heart-cells-proliferate <!--paging_filter--><p>In the best-documented effort to date, researchers from the Howard Hughes Medical Institute at Children's Hospital Boston and Harvard Medical School have successfully induced adult heart-muscle cells to divide and multiply.</p> <p><a href="http://harvardscience.harvard.edu/medicine-health/articles/researchers-induce-heart-cells-proliferate">read more</a></p> Tue, 24 Jul 2007 14:23:18 -0400 50443248 4562 at http://harvardscience.harvard.edu