10 febrero 2015
After using optical tweezers to squeeze a tiny bead attached to the outside of a human stem cell, researchers now know how mechanical forces can trigger a key signaling pathway in the cells.The squeeze helps to release calcium ions stored inside the cells and opens up channels in the cell membrane that allow the ions to flow into the cells, according to a new study.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/CxNOI4zbERA/150210142024.htm
