Researchers describe new approach to promote regeneration of heart tissue

Adult cardiomyocyte that has re-entered the cell cycle after expression of miR302-367. Credit: Lab of Ed Morrisey, PhD, Perelman School of Medicine, University of Pennsylvania The heart tissue of mammals has limited capacity to regenerate after an injury such as a heart attack, in part due to the inability to reactivate a cardiac muscle cell and proliferation program.

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