Structural mutations in titin cause dilated cardiomyopathy

摘要

Provided herein are diagnostic markers and methods for identifying a subject having an increased susceptibility for developing or having dilated cardiomyopathy. The method comprises determining if the subject has a mutation in the TTN nucleic as acid or titin polypeptide. Further provided herein are methods of treating subjects having or at risk of having dilated cardiomyopathy.