US Patent 11759531 Gene therapy vectors for treating heart disease

The present disclosure provides methods and compositions useful for the treatment or prevention of heart disease. In particular, the present disclosure provides a vector comprising a modified troponin promoter operatively linked to a therapeutic gene product for the treatment or prevention of heart disease, e.g., cardiomyopathy. The gene product may be MYBPC3. The disclosure also provides recombinant adeno-associated virus (rAAV) virions, rAAV viral genomes, and expression cassettes and pharmaceutical compositions thereof. The disclosure further provides methods for treating a disease or disorder, such as heart disease.