IP Library Granted Patent US 11,045,467
Granted Patent B2
US 11,045,467 · App. 16/889,251 · Granted Jun 29, 2021

Method of treating cancer associated with a RAS mutation

Inventor: Lan Huang (Bronx, NY)
Assignee: BeyondSpring Pharmaceuticals, Inc.
A61K31/496A61K31/337A61K31/4745A61K45/06A61P35/00
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Quick Facts
Patent No.
US 11,045,467
App. No.
16/889,251
Granted
Jun 29, 2021
Kind
B2
Abstract

Disclosed herein are methods of treating a cancer characterized by expressing a mutant form of a RAS protein. Some embodiments relate to treatment of cancer by administering Plinabulin to a subject in need thereof.

Claims (24)

1. A method of therapeutically treating a cancer characterized by expressing a mutant form of a RAS protein, comprising administering Plinabulin to a subject in need thereof, wherein:

the mutant form of the RAS protein is a mutant form of a NRAS protein, a mutant form of an HRAS protein, or a mutant form of a KRAS protein that comprises one or more amino acid substitutions selected from the group consisting of G12C, G12R, G12D, G12F, G12L, G12N, G13C, G13R, G13S, G13A, G13V, G13P, S17G, P34S, A59E, A59G, A59T, Q61K, Q61R, Q61H, K117N, A146P, A146T, A146V, and D153V.

2. The method of claim 1 , wherein the cancer is selected from colorectal cancer, pancreatic cancer, renal caner, lung cancer, liver cancer, breast cancer, prostate cancer, gastrointestinal cancer, peritoneal cancer, melanoma, endometrial cancer, ovarian cancer, cervical cancer, uterine carcinoma, bladder cancer, glioblastoma, brain metastases, salivary gland carcinoma, thyroid cancer, brain cancer, lymphoma, myeloma, and head and neck cancer.

3. The method of claim 1 , wherein the cancer is selected from squamous cell cancer, small-cell lung cancer, non-small cell lung cancer, adenocarcinoma of the lung, squamous carcinoma of the lung, hepatocellular carcinoma, colon cancer, endometrial carcinoma, and hepatocellular carcinoma.

4. The method of claim 1 , comprising co-administering Plinabulin with an additional therapeutic agent selected from temozolomide, bevicizumab, everolimus, carmustine, lomustine, procarbazine, vincristine, irinotecan, cisplatin, carboplatin, methatrexate, etoposide, vinblasatine, bleomycin, actinomycin, cyclophosphamide, or ifosfamide.

5. The method of claim 1 , wherein the Plinabulin is administered at a dose from about 5 mg/m 2 to 150 mg/m 2 .

6. The method of claim 1 , wherein the Plinabulin is administered orally, sublingually, buccally, subcutaneously, intravenously, intranasally, topically, transdermally, intradermally, intraperitoneally, intramuscularly, intrapulmonarilly, vaginally, rectally, or intraocularly.

7. The method of claim 1 , wherein the Plinabulin is administered in combination with radiation.

8. The method of claim 1 , wherein the Plinabulin is administered once a week.

9. The method of claim 1 , wherein the Plinabulin is administered once on each of day 1 and day 8 of a three-week (21 day) treatment cycle.

10. A method of inhibiting proliferation of a cell having a RAS mutation, comprising contacting the cell with Plinabulin, wherein:

the mutant form of the RAS protein is a mutant form of a NRAS protein, a mutant form of an HRAS protein, or a mutant form of a KRAS protein that comprises one or more amino acid substitutions selected from the group consisting of G12C, G12R, G12D, G12F, G12L, G12N, G13C, G13R, G13S, G13A, G13V, G13P, S17G, P34S, A59E, A59G, A59T, Q61K, Q61R, Q61H, K117N, A146P, A146T, A146V, and D153V.

11. The method of claim 10 , wherein the contacting comprises administering Plinabulin to a subject having the cell.

12. The method of claim 10 , wherein the mutant form of the RAS protein is a KRAS protein that comprises one or more amino acid substitutions selected from the group consisting of G12C, G12R, G12F, G12L, G12N, G12D, G13C, G13S, G13V, G13P, S17G, P34S, A59E, A59G, A59T, Q61K, Q61R, and Q61H.

13. The method of claim 10 , wherein the Plinabulin is administered at a dose from about 5 mg/m 2 to 150 mg/m 2 .

14. A method of inducing apoptosis in a cell having a RAS mutation, comprising contacting the cell with Plinabulin, wherein:

the mutant form of the RAS protein is a mutant form of a NRAS protein, a mutant form of an HRAS protein, or a mutant form of a KRAS protein that comprises one or more amino acid substitutions selected from the group consisting of G12C, G12R, G12D, G12F, G12L, G12N, G13C, G13R, G13S, G13A, G13V, G13P, S17G, P34S, A59E, A59G, A59T, Q61K, Q61R, Q61H, K117N, A146P, A146T, A146V, and D153V.

15. The method of claim 14 , wherein the mutant form of the RAS protein is a KRAS protein that comprises one or more amino acid substitutions selected from the group consisting of G12C, G12R, G12F, G12L, G12N, G12D, G13C, G13S, G13V, G13P, S17G, P34S, A59E, A59G, A59T, Q61K, Q61R, and Q61H.

16. The method of claim 14 , wherein the Plinabulin is administered at a dose from about 5 mg/m 2 to 150 mg/m 2 .

17. A method of inhibiting progression of a cancer characterized by expressing a mutant form of a RAS protein in a subject, comprising administering Plinabulin to a subject in need thereof, wherein

the mutant form of the RAS protein is a mutant form of a NRAS protein, a mutant form of an HRAS protein, or a mutant form of a KRAS protein that comprises one or more amino acid substitutions selected from the group consisting of G12C, G12R, G12D, G12F, G12L, G12N, G13C, G13R, G13S, G13A, G13V, G13P, S17G, P34S, A59E, A59G, A59T, Q61K, Q61R, Q61H, K117N, A146P, A146T, A146V, and D153V.

18. The method of claim 17 , wherein the mutant form of the RAS protein is a KRAS protein that comprises one or more amino acid substitutions selected from the group consisting of G12C, G12R, G12F, G12L, G12N, G12D, G13C, G13S, G13V, G13P, S17G, P34S, A59E, A59G, A59T, Q61K, Q61R, and Q61H.

19. The method of claim 17 , wherein the Plinabulin is administered at a dose from about 5 mg/m 2 to 150 mg/m 2 .

20. The method of claim 17 , wherein the Plinabulin is administered once on each of day 1 and day 8 of a three-week (21 day) treatment cycle.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 12, 2020
From: HUANG, LAN
To: BEYONDSPRING PHARMACEUTICALS, INC.
Reel/Frame 052928/0372 →
Continuity (5)
Continuation 16290765 · Mar 1, 2019
Continuation 15555963
Provisional Application 62129654 · Mar 6, 2015
Provisional Application 62249788 · Nov 2, 2015
Related Publication 20200289503A1 · Sep 17, 2020
Cited By (4)
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