IP Library › Granted Patent US 11,773,174
Granted Patent B2
US 11,773,174 · App. 17/241,609 · Granted Oct 3, 2023

Anti-IL1RAP antibodies and their use for treating humans

Inventors: Thoas Fioretos (Lund, SE); Marcus Järås (Lund, SE)
Assignee: Cantargia AB
C07K16/2866A61K47/6849A61K51/1027A61K51/1033A61K51/1093C07K16/28C07K16/30C07K16/3061C12N15/115A61K2039/505C07K2317/24C07K2317/732
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Quick Facts
Patent No.
US 11,773,174
App. No.
17/241,609
Granted
Oct 3, 2023
Kind
B2
Abstract

The present invention provides agents comprising or consisting of a binding moiety with specificity for interleukin-1 receptor accessory protein (IL1RAP) for use in inducing cell death and/or inhibiting the growth and/or proliferation of cells associated with a solid tumour, wherein the cells express IL1RAP. A related aspect of the invention provides agents comprising or consisting of a binding moiety with specificity for interleukin-1 receptor accessory protein (IL1RAP) for use in detecting pathological cells associated with a solid tumour, wherein the cells express IL1RAP. Further provided are pharmacological compositions comprising the agents of the invention and methods of using the same.

Claims (21)

1. A method for treating a solid tumor in a human comprising, administering to the human an effective amount of an anti-interleukin-1 receptor accessory protein (IL1RAP) antibody with specificity for an extracellular domain of human IL1RAP wherein cells of the solid tumor express IL1RAP.

2. The method of claim 1 , wherein the solid tumor is a skin cancer.

3. The method of claim 1 , wherein the solid tumor is cancer of the urinary organs.

4. The method of claim 1 , wherein the solid tumor is cancer of the uterus.

5. The method of claim 1 , wherein the antibody is a monoclonal antibody.

6. The method of claim 5 , wherein the monoclonal antibody is human or humanized.

7. The method of claim 1 , wherein the antibody further comprises a cytotoxic or detectable moiety.

8. The method of claim 7 , wherein the cytotoxic or detectable moiety comprises or consists of a radioisotope.

9. The method of claim 8 , wherein the radioisotope is selected from the group consisting of astatine-211, bismuth-212, bismuth-213, iodine-131, yttrium-90, lutetium-177, samarium-153 and palladium-109.

10. The method of claim 7 , wherein the cytotoxic moiety comprises or consists of a toxin.

11. The method of claim 7 , wherein the cytotoxic moiety comprises or consists of a chemotherapeutic agent.

12. The method of claim 8 , wherein the radioisotope is selected from the group consisting of technitium-99m, indium-111, gallium-67, gallium-68, arsenic-72, zirconium-89, iodine-12 and thallium-201.

13. The method of claim 1 , wherein the antibody induces antibody-dependent cell-mediated cytotoxicity (ADCC).

14. The method of claim 1 , wherein the antibody is of IgG1 isotype.

15. The method of claim 1 , wherein the antibody is of IgG2a isotype.

16. The method of claim 1 , wherein the antibody is administered parenterally.

17. The method of claim 16 , wherein the parenteral administration is intravenous, subcutaneous, or intramuscular.

18. A method for reducing the size and/or reducing the growth of a solid tumor comprising administering to an individual an effective amount of an anti-interleukin-1 receptor accessory protein (IL1RAP) antibody with specificity for an extracellular domain of human IL1RAP wherein cells of the solid tumor express IL1RAP.

19. The method of claim 18 , wherein the solid tumor is skin cancer.

20. The method of claim 18 , wherein the solid tumor is cancer of the urinary organs.

21. The method of claim 18 , wherein the solid tumor is cancer of the uterus.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 17, 2021
From: FIORETOS, THOAS; JÄRÅS, MARCUS
To: CANTARGIA AB
Reel/Frame 057513/0776 →
Continuity (5)
Division 15988674 · May 24, 2018
Division 15196795 · Jun 29, 2016
Continuation 13979475
Provisional Application 61434040 · Jan 19, 2011
Related Publication 20210261674A1 · Aug 26, 2021