Human heart

When mouse hearts are damages in early life, they can regenerative; so why not the same for adults?  This is the question investigators at the University of Texas Southwestern Medical Center addressed which led to a finding that a protein, calcincurin, controls the expression of two genes that cause myocardiocytes to regenerate.  This and other studies suggest “that efforts to regenerate the heart focus less on stem cells and more on other processes in the body that might promote healing.”  MORE

Image Credit: publicdomainvectors.org