Titin (connectin) is a protein that consists of 34,350 amino-acid (3,816kDa) and specifically expresses in a cross-striated muscle. Titin has been known as the largest protein among of existing proteins in a living body. It has been researched in the field of muscular damages such as sports medicine, cardiac disease, NAFLD, sarcopenia and frailty etc. … Continue reading Urinary Titin N-fragment by IBL Japan