Genetics

Pathomechanisms in heart disease discovered

Titin is a "titanically large" protein—the largest in the human body—which enables elastic movements of our muscles, including the heart. Mutations in the titin gene (TTN) that impair this function are the most frequent ...

Medical research

Introducing titin, the protein that rules our hearts

Although scientists have long speculated that a protein named titin measures thick filaments—the proteins that make muscles contract—no one has been able to provide evidence to support their theories.

Medical research

A trigger for muscular diseases

A University of Arizona doctoral candidate has shown for the first time that genetic mutations in the titin gene can cause skeletal muscle myopathy, a disease in which muscle fibers do not function properly, resulting in ...

Cardiology

Newly discovered mechanism regulates myocardial distensibility

A healthy heart beats 50 to 100 times a minute and pumps 8,000 liters of blood around our body every day. A precondition for this function is the elasticity of the cardiac walls, which dilate as blood flows in (diastole) ...

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