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Last Updated: December 17, 2025

Claims for Patent: 9,593,333


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Summary for Patent: 9,593,333
Title:Modulation of apolipoprotein C-III (ApoCIII) expression in lipoprotein lipase deficient (LPLD) populations
Abstract:Provided are methods, compounds, and compositions for reducing expression of ApoCIII mRNA and protein for treating, preventing, delaying, or ameliorating Fredrickson Type I dyslipidemia/FCS/LPLD, in a patient. Such methods, compounds, and compositions increase HDL levels and/or improving the ratio of TG to HDL and reducing plasma lipids and plasma glucose in the patient, and are useful to treat, prevent, delay, or ameliorate any one or more of pancreatitis, cardiovascular disease, metabolic disorder, and associated symptoms.
Inventor(s):Veronica J. Alexander, Nicholas J. Viney, Joseph L. Witztum
Assignee:Ionis Pharmaceuticals Inc
Application Number:US14/768,180
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 9,593,333
Patent Claims: 1. A method of treating or ameliorating lipoprotein lipase deficiency (LPLD) in an animal comprising administering a therapeutically effective amount of a compound comprising an ApoCIII specific inhibitor to the animal, wherein: administering the compound reduces a triglyceride level by at least 10%, thereby treating or ameliorating LPLD.

2. The method of claim 1, wherein the ApoCIII specific inhibitor comprises a nucleic acid capable of inhibiting the expression or activity of ApoCIII.

3. The method of claim 1, wherein the ApoCIII specific inhibitor comprises an antisense compound targeting ApoCIII.

4. The method of claim 3, wherein the antisense compound comprises a modified oligonucleotide.

5. The method of claim 4, wherein the nucleobase sequence of the modified oligonucleotide is at least 80%, at least 90% or 100% complementary to a nucleobase sequence of SEQ ID NO: 1, SEQ ID NO: 2 or SEQ ID NO: 4.

6. The method of claim 3, wherein the antisense compound comprises a single-stranded modified oligonucleotide or a double-stranded modified oligonucleotide.

7. The method of claim 4, wherein the modified oligonucleotide consists of 12 to 30 linked nucleosides.

8. The method of claim 7, wherein the modified oligonucleotide consists of 20 linked nucleosides.

9. The method of claim 4, wherein the modified oligonucleotide has at least one modified internucleoside linkage, sugar moiety or nucleobase.

10. The method of claim 9, wherein the modified internucleoside linkage of the modified oligonucleotide is a phosphorothioate internucleoside linkage, the modified sugar is a bicyclic sugar or 2′-O-methoxyethyl sugar and the modified nucleobase is a 5-methylcytosine.

11. The method of claim 4, wherein the modified oligonucleotide comprises: (a) a gap segment consisting of linked deoxynucleosides; (b) a 5′ wing segment consisting of linked nucleosides; and (c) a 3′ wing segment consisting of linked nucleosides; wherein the gap segment is positioned immediately adjacent to and between the 5′ wing segment and the 3′ wing segment and wherein each nucleoside of each wing segment comprises a modified sugar.

12. The method of claim 4, wherein the modified oligonucleotide comprises: (a) a gap segment consisting of 10 linked deoxynucleosides; (b) a 5′ wing segment consisting of 5 linked nucleosides; and (c) a 3′ wing segment consisting of 5 linked nucleosides; wherein the gap segment is positioned immediately adjacent to and between the 5′ wing segment and the 3′ wing segment and wherein each nucleoside of each wing segment comprises a 2′-O-methoxyethyl sugar, wherein each cytosine is a 5-methylcytosine, and wherein each internucleoside linkage is a phosphorothioate linkage.

13. The method of claim 1, wherein the compound comprises a modified oligonucleotide having the sequence of SEQ ID NO: 3 wherein the modified oligonucleotide comprises: (a) a gap segment consisting of 10 linked deoxynucleosides; (a) a 5′ wing segment consisting of 5 linked nucleosides; and (b) a 3′ wing segment consisting of 5 linked nucleosides; wherein the gap segment is positioned immediately adjacent to and between the 5′ wing segment and the 3′ wing segment, wherein each nucleoside of each wing segment comprises a 2′-O-methoxyethyl sugar, wherein each cytosine is a 5-methylcytosine and wherein each internucleoside linkage is a phosphorothioate linkage.

14. The method of claim 1, wherein the compound is parenterally administered.

15. The method of claim 14, wherein the parenteral administration is subcutaneous administration.

16. The method of claim 1, further comprising administering a second agent.

17. The method of claim 16, wherein the second agent is selected from an ApoCIII lowering agent, cholesterol lowering agent, non-HDL lipid lowering agent, LDL lowering agent, TG lowering agent, cholesterol lowering agent, HDL raising agent, fish oil, niacin, fibrate, statin, DCCR (salt of diazoxide), glucose-lowering agent or anti-diabetic agents.

18. The method of claim 1, wherein the compound is administered as a composition further comprising a pharmaceutically acceptable carrier or diluent.

19. The method of claim 4, wherein the modified oligonucleotide has a nucleobase sequence comprising at least 8 contiguous nucleobases of SEQ ID NO: 3.

20. The method of claim 1, wherein the compound is in a salt form.

21. The method of claim 1, wherein the animal has Familial Chylomicronemia Syndrome (FCS).

22. The method of claim 1, wherein the animal has Fredrickson Type I dyslipidemia.

23. The method of claim 1, wherein the animal is a human.

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