Stem cells used to regenerate the external layer of a human heart
Coronary heart progenitors cells derived from human stem cells could be additional specified to coronary heart cells belong to exterior layer or muscle layer of a human coronary heart. Credit score: Lance Lian, Penn State A course of utilizing human stem cells can generate the cells that cowl the exterior floor of a human coronary heart -- epicardium cells -- in accordance with a multidisciplinary crew of researchers. "In 2012, we found that if we handled human stem cells with chemical compounds that sequentially activate and inhibit Wnt signaling pathway, they turn into myocardium muscle cells," stated Xiaojun Lance Lian, assistant professor of biomedical engineering and biology, who's main the examine at Penn State. Myocardium, the center of the guts's three layers, is the thick, muscular half that contracts to drive blood by way of the physique. The Wnt signaling pathway is a gaggle ...