20 febrero 2015
The average heart beats 35 million times a year – 2.5 billion times over a lifetime. Those beats must be precisely calibrated; even a small divergence from the metronomic rhythm can cause sudden death. For decades, scientists have wondered exactly how the heart stays so precisely on rhythm. Now, researchers have helped identify how a particular protein plays a central role in this astonishing consistency. This is the first time the mechanism has been described.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/l-16I1AO8HQ/150220150414.htm
