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Last Updated: April 19, 2024

Claims for Patent: 9,932,641


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Summary for Patent: 9,932,641
Title:Fusion genes associated with progressive prostate cancer
Abstract: The present invention relates to methods and compositions for determining whether a subject having prostate cancer is at greater risk of developing progressive disease, and methods of treating the subjects. It is based, at least in part, on the discovery that approximately 90% of men carrying at least one of the following fusion genes: TRMT11-GRIK2, SLC45A2-AMACR, MTOR-TP53BP1, LRRC59-FLJ60017, TMEM135-CCDC67 and CCNH-C5orf30 experienced prostate cancer recurrence, metastases and/or prostate cancer-specific death after radical prostatectomy (each examples of \"progressive prostate cancer\"), while these outcomes occurred in only 36% of men not carrying any of these fusion genes. It is also based, at least in part, on the discovery that no patient studied survived five years without recurrence if their primary prostate cancer contained a TRMT11-GRIK2 or MTOR-TP53BP1 fusion gene. It is also based, at least in part, on the discovery that the protein encoded by the MAN2A1-FER fusion gene exhibits kinase activity.
Inventor(s): Luo; Jianhua (Wexford, PA), Yu; Yangping (Wexford, PA), Nelson; Joel B. (Pittsburgh, PA), Michalopoulos; George Konstantine (Pittsburgh, PA), Tseng; Chien-Cheng (Pittsburgh, PA), Ding; Ying (San Diego, CA)
Assignee: University of Pittsburgh--Of the Commonwealth System of Higher Education (Pittsburgh, PA)
Application Number:15/199,056
Patent Claims:1. A method of treating a subject, comprising (i) determining whether a subject is at increased risk of manifesting progressive prostate cancer comprising determining whether a prostate cancer cell of the subject contains a MAN2A1-FER fusion gene; and (ii) where the cell contains the MAN2A1-FER fusion gene so that the subject is at increased risk, performing one or more of cryotherapy, radiation therapy, chemotherapy, hormone therapy, and radical prostatectomy.

2. The method of claim 1, wherein the subject is determined to be at increased risk of rapid relapse.

3. The method of claim 1, wherein the subject is determined to be at increased risk of relapse.

4. A method of treating a subject, comprising (i) determining whether a subject is at increased risk of manifesting progressive prostate cancer comprising determining whether a prostate cancer cell of the subject contains a MAN2A1-FER fusion gene; and (ii) where the cell contains the MAN2A1-FER fusion gene so that the subject is at increased risk, (a) administering a therapeutically effective amount of an inhibitor of the MAN2A1-FER fusion protein, its downstream target EGFR, or a combination thereof, (b) administering a therapeutically effective amount of an agent that inhibits the MAN2A1-FER fusion protein, its downstream target EGFR, or a combination thereof, (c) administering a therapeutically effective amount of an siRNA targeting the fusion gene contained within the cell, (d) administering a therapeutically effective amount of an anti-cancer agent selected from the group consisting of chemotherapeutic agents, radiotherapeutic agents, cytokines, anti-angiogenic agents, apoptosis-inducing agents or anti-cancer immunotoxins, Abiraterone Acetate, Bicalutamide, Cabazitaxel, Casodex (Bicalutamide), Degarelix, Docetaxel, Enzalutamide, Goserelin Acetate, Jevtana (Cabazitaxel), Leuprolide Acetate, Lupron (Leuprolide Acetate), Lupron Depot (Leuprolide Acetate), Lupron Depot-3 Month (Leuprolide Acetate), Lupron Depot-4 Month (Leuprolide Acetate), Lupron Depot-Fed (Leuprolide Acetate), Mitoxantrone Hydrochloride, Prednisone, Provenge (Sipuleucel-T), Radium 223 Dichloride, Sipuleucel-T, Taxotere (Docetaxel), Viadur (Leuprolide Acetate), Xofigo (Radium 223 Dichloride), Xtandi (Enzalutamide), Zoladex (Goserelin Acetate) and Zytiga (Abiraterone Acetate), or (e) performing a targeted genome editing procedure on one or more prostate cancer cells within the subject.

5. The method of claim 4, wherein the subject is determined to be at increased risk of rapid relapse.

6. The method of claim 4, wherein the subject is determined to be at increased risk of relapse.

7. The method of claim 4, wherein a therapeutically effective amount of a FER inhibitor is administered.

8. The method of claim 7, wherein the subject is determined to be at increased risk of rapid relapse.

9. The method of claim 7, wherein the subject is determined to be at increased risk of relapse.

10. The method of claim 4, wherein a therapeutically effective amount of an EGFR inhibitor is administered.

11. The method of claim 10, wherein the subject is determined to be at increased risk of rapid relapse.

12. The method of claim 10, wherein the subject is determined to be at increased risk of relapse.

13. The method of claim 4, wherein a therapeutically effective amount of an inhibitor of the MAN2A1-FER fusion protein is administered.

14. The method of claim 4, wherein a therapeutically effective amount of an inhibitor of the MAN2A1-FER fusion protein's downstream target EGFR is administered.

15. The method of claim 4, wherein a combination of a therapeutically effective amount of an inhibitor of the MAN2A1-FER fusion protein and an inhibitor of its downstream target EGFR is administered.

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