IP Library › Granted Patent US 12,099,061
Granted Patent B2
US 12,099,061 · App. 17/237,433 · Granted Sep 24, 2024

Nidogen 1 as a diagnostic marker and therapeutic target of hepatocellular carcinoma, composition and methods thereof

Inventors: Wai Ping Judy Yam (Hong Kong, CN); Xiaowen Mao (Hong Kong, CN); Sze Keong Tey (Hong Kong, CN)
Assignee: THE UNIVERSITY OF HONG KONG
G01N33/57438A61P35/00C07K16/18C07K16/2878A61K2039/505G01N2333/46G01N2333/70578
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Quick Facts
Patent No.
US 12,099,061
App. No.
17/237,433
Granted
Sep 24, 2024
Kind
B2
Abstract

The present disclosure provides methods and compositions for treatment, screening, diagnosis and prognosis of hepatocellular carcinoma with extrahepatic metastasis. Provided herein are methods and compositions for treatment, screening, diagnosis and prognosis of metastatic cancers. Also provided are antibodies and compositions for the treatment of cancers. Provided herein is therapeutic target for the treatment of cancers or as a marker for cancers. In particular, the protein represents a biological target against which affinity molecules including therapeutic antibodies, or other pharmaceutical agents, can be made. The disclosure also relates to the use of such affinity molecules for the treatment and/or diagnosis of cancers.

Claims (16)

1. A method of treating cancer in a subject in need thereof comprising administering an effective dose of anti-nidogen 1 (NID1) monoclonal antibody to the subject,

wherein the NID1 monoclonal antibody binds an epitope selected from the group consisting of PSRDPDQGKRN (SEQ ID NO:33), YKALRRGGADTY (SEQ ID NO:34), ERDGASPSRIYT (SEQ ID NO:35), VHDDSRPALPST (SEQ ID NO:36), EGNTMRKTEAKA (SEQ ID NO:37), and AISKETDAFQPH (SEQ ID NO:38);

wherein the NID1 monoclonal antibody is produced by hybridoma cell line 34858-1-4/2N2, deposited with American Type Culture Collection, Patent Depository—PO083151 10801; and

wherein the cancer is an extrahepatic metastatic cancer.

2. The method of claim 1 , wherein the method further comprising administering an effective dose of anti-TNFR1 antibody.

3. The method of claim 1 , wherein the extrahepatic metastatic cancer cancer is hepatocellular carcinoma (“HCC”).

4. The method of claim 1 , wherein the NID1 monoclonal antibody is derived from metastatic HCC cells or sera of HCC late-stage patient.

5. The method of claim 1 , wherein the NID1 monoclonal antibody is derived from ascites no. 1 to 14 anti-NID1 antibodies and binds the epitope VHDDSRPALPST (SEQ ID NO:36).

6. The method of claim 1 , wherein the extrahepatic metastatic cancer is a hepatic cancer that has metastasized to a tissue selected from the group consisting of lung, breast, oral cavity, ovary and rectum.

7. The method of claim 1 , wherein the NID1 monoclonal antibody: (i) suppresses the effect of HCC in extracellular vesicles (“EVs”); (ii) decreases HCC cell growth; (iii) decreases HCC motility; (iv) reduces HCC colonization of cells; (v) decreases pre-metastatic niche formation; (vi) decreases angiogenesis; (vii) decreases pulmonary endothelial permeability; (viii) reduces extrahepatic metastasis, or a combination thereof.

8. A NID1 monoclonal antibody produced by hybridoma cell line 34858-1-4/2N2 deposited with American Type Culture Collection, Patent Depository—PO08315110801 .

9. A composition comprising NID1 monoclonal antibody of claim 8 and a pharmaceutical acceptable carrier.

10. A kit for the diagnosis of HCC comprising in separate containers NID1 monoclonal antibody and fragments thereof of claim 8 and a reagent for detecting NID1 monoclonal antibody binding to NID1.

11. The kit of claim 10 , further comprising in separate containers TNFR1 monoclonal antibodies and a reagent for detecing TNFR1 monoclonal antibody binding to TNFR1.

12. The kit of claim 10 , wherein the NID1 monoclonal antibody produced by hybridoma cell line 34858-1-4/2N2 deposited with American Type Culture Collection, Patent Depository—PO08315110801.

13. A hybridoma cell line 34858-1-4/2N2 deposited with American Type Culture Collection, Patent Depository—PO08315110801.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 29, 2021
From: YAM, WAI PING JUDY; MAO, XIAOWEN; TEY, SZE KEONG
To: THE UNIVERSITY OF HONG KONG
Reel/Frame 056085/0046 →
Continuity (2)
Provisional Application 63014179 · Apr 23, 2020
Related Publication 20210356468A1 · Nov 18, 2021