IP Library Granted Patent US 8,680,094
Granted Patent B2
US 8,680,094 · App. 13/059,035 · Granted Mar 25, 2014

1, 4-benzoxazine compounds and derivatives thereof as therapeutic drugs for the treatment of neurodegenerative conditions

Inventors: Santosh R. D'Mello (Dallas, TX); Edward R. Biehl (Dallas, TX); Haribabu Ankati (Dallas, TX); Shashidhar Kumar Akubathini (Karimnagar, IN)
Assignees: Board of Regents, The University of Texas System; Southern Methodist University
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Quick Facts
Patent No.
US 8,680,094
App. No.
13/059,035
Granted
Mar 25, 2014
Kind
B2
Abstract

The present invention includes compositions and methods for inhibiting kinase activity to protect against neurodegeneration including diseases such as Alzheimer's disease, Parkinson's disease, or Huntington's disease, and conditions such as ischemic stroke comprising the step of providing the subject with a therapeutically affective amount of 1,4-benzoxazine compounds and derivatives thereof.

Claims (26)

1. A pharmaceutical compound for reducing neuronal cell death in a subject comprising:

an effective amount of a composition of formula (I) disposed in a pharmaceutical carrier, wherein the effective amount is sufficient to reduce neuronal cell death in a subject:

wherein Ar is a phenyl substituted with one or more bromides, chlorides, hydroxyls or acetoxy groups;

X is O; R is a H; and G is an amine containing group.

2. The compound of claim 1 , wherein Ar is 3,5-dibromo-4-hydoxyphenyl.

3. The compound of claim 1 , wherein G is a NH 2 .

4. The compound of claim 1 , wherein Ar is 3, 5, dibromo-4-acetoxyphenyl and G is a NH 2 .

5. A method of reducing neuronal cell death in a subject in need thereof, comprising:

administering a composition comprising a compound according to claim 4 in an amount effective to reduce neurodegeneration.

6. The method according to claim 5 , wherein Ar is 3,5-dibromo-4-hydoxyphenyl.

7. The method according to claim 5 , wherein G is a NH 2 group.

8. The method according to claim 5 , wherein the neuronal cell death is associated with one or more of Alzheimer's disease, Parkinson's disease, Huntington's disease, Amyotropic lateral sclerosis, traumatic brain injury, a stroke, and an ischemic stroke.

9. A method of reducing activity of a kinase in a subject in need thereof, comprising:

administering a composition comprising a compound according to claim 1 in an amount effective to reduce activity of a kinase.

10. The method of claim 9 , further comprising measuring kinase activity level in the subject.

11. The method of claim 9 , wherein the kinase is selected from the group consisting of GSK3α, GSK3β, p38β, and B-Raf.

12. The method of claim 9 , wherein the kinase is selected from the group consisting of CDK1, CDK2, ROCK1, JNK2, MLK3, and c-Raf.

13. A composition having the structure

14. A method of reducing neuronal cell death in a subject in need thereof, comprising:

administering an amount effective of a composition to reduce neurodegeneration wherein the a composition having the structure

15. The method according to claim 14 , wherein the neuronal cell death is associated with one or more of Alzheimer's disease, Parkinson's disease, Huntington's disease, Amyotropic lateral sclerosis, traumatic brain injury, a stroke, and an ischemic stroke.

16. A method of reducing activity of a kinase in a subject in need thereof, comprising:

administering an amount effective of a composition to reduce activity of a kinase wherein the composition having the structure

17. The method of claim 16 , further comprising measuring kinase activity level in the subject.

18. The method of claim 16 , wherein the kinase is selected from the group consisting of GSK3α, GSK3β, p38β, and B-Raf.

19. The method of claim 16 , wherein the kinase is selected from the group consisting of CDK1, CDK2, ROCK1, JNK2, MLK3, and c-Raf.

Assignments (4)
CONFIRMATORY LICENSE Recorded Jul 27, 2016
From: UNIVERSITY OF TEXAS DALLAS
To: NATIONAL INSTITUTES OF HEALTH (NIH), U.S. DEPT. OF HEALTH AND HUMAN SERVICES (DHHS), U.S. GOVERNMENT
Reel/Frame 039484/0139 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 3, 2014
From: BIEHL, EDWARD R.
To: SOUTHERN METHODIST UNIVERSITY
Reel/Frame 032117/0137 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 9, 2011
From: BIEHL, EDWARD A.; ANKATI, HARIBABU; AKUBATHINI, SHASHIDHAR KUMAR
To: SOUTHERN METHODIST UNIVERSITY
Reel/Frame 027198/0193 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 9, 2011
From: D'MELLO, SANTOSH R.
To: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
Reel/Frame 027198/0240 →
Continuity (3)
Provisional Application 61089443 · Aug 15, 2008
Provisional Application 61177866 · May 13, 2009
Related Publication 20120094991A1 · Apr 19, 2012