New genetic cause of cardiac failure discovered

Over the course of a lifetime, the heart pumps some 250 million liters of blood through the body. In the order to do this, the muscle fibers of the heart have to be extremely durable. The research group headed by Dr. Wolfgang Rottbauer, vice chair of the Department of Medicine III at Heidelberg University Hospital (Germany), has discovered a protein that is responsible for the stability of the smallest muscular unit, the sarcomere.

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