Gene therapy vectors for treating heart disease
AssigneeTenaya Therapeutics, Inc.
InventorLaura Lombardi
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Abstract
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 T 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.
Claims19
A recombinant adeno-associated virus (rAAV) virion, comprising a vector genome of 4.7 kilobase pairs (kb), comprising an expression cassette comprising a polynucleotide encoding full-length myosin binding protein C (MYBPC3) operatively linked to a promoter, the expression cassette flanked by a 5′ inverted terminal repeat MR) and a 3′ ITR;
- wherein the 4.7 kb rAAV virion is able to treat hypertrophic cardiomyopathy via significantly improved cardiac function based on ejection fraction and significantly decreased hypertrophy compared to a 5.4 kb rAAV virion expressing the MYBPC3 protein.
Dependencies are inferred from the claim text.