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Last Updated: April 20, 2024

Claims for Patent: 6,428,968


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Summary for Patent: 6,428,968
Title: Combined therapy with a chemotherapeutic agent and an oncolytic virus for killing tumor cells in a subject
Abstract:The invention includes methods, compositions, and kits for killing tumor cells in a subject such as a human patient. The methods comprise administering both a chemotherapeutic agent and an oncolytic virus other than an adenovirus to a subject which has tumor cells. The agent and virus exhibit oncolytic activities that are at least additive, and that may be synergetic. The oncolytic virus may, for example, be a herpes simplex virus (type 1 or 2), a vaccinia virus, a vesicular stomatitis virus, or a Newcastle disease virus. The compositions and kits comprise a chemotherapeutic agent and an oncolytic virus other than an adenovirus, either in admixture or separately.
Inventor(s): Molnar-Kimber; Katherine (Worcester, PA), Kaiser; Larry (Wynnewood, PA), Toyoizumi; Takane (Philadelphia, PA)
Assignee: The Trustees of the University of Pennsylvania (Philadelphia, PA)
Application Number:09/435,797
Patent Claims:1. A method of killing tumor cells in a subject having tumor cells, said method comprising administering to the subject a) a chemotherapeutic agent and b) a herpes virus

whereby tumor cells are killed.

2. The method of claim 1, wherein said chemotherapeutic agent is selected from the group consisting of an anthracycline, an alkylating agent, an alkyl sulfonate, an aziridine, an ethylenimine, a methylmelamine, a nitrogen mustard, a nitrosourea, an antibiotic, an antimetabolite, a folic acid analog, a purine analog, a pyrimidine analog, an enzyme, a podophyllotoxin, a platinum-containing agent, an interferon, and an interleukin.

3. The method of claim 2, wherein said chemotherapeutic agent is selected from the group consisting of an anthracycline, a folic acid analog, an alkylating agent, and a platinum-containing agent.

4. The method of claim 3, wherein said alkylating agent is a bi-functional alkylating agent.

5. The method of claim 4, wherein said bi-functional alkylating agent is mitomycin C.

6. The method of claim 3, wherein said folic acid analog is a dihydrofolate reductase inhibitor.

7. The method of claim 1, wherein said chemotherapeutic agent is selected from the group consisting of busulfan, improsulfan, piposulfan, benzodepa, carboquone, meturedepa, uredepa, altretamine, triethylenemelamine, triethylenephosphoramide, triethylenethiophosphoramide, trimethylolomelamine, chlorambucil, chlornaphazine, cyclophosphamide, estramustine, ifosfamide, mechlorethamine, mechlorethamine oxide hydrochloride, melphalan, novembichin, phenesterine, prednimustine, trofosfamide, uracil mustard, carmustine, chlorozotocin, fotemustine, lomustine, nimustine, ranimustine, dacarbazine, mannomustine, mitobronitol, mitolactol, pipobroman, aclacinomycins, actinomycin F(1), anthramycin, azaserine, bleomycin, cactinomycin, carubicin, carzinophilin, chromomycin, dactinomycin, daunorubicin, daunomycin, 6-diazo-5-oxo-1-norleucine, doxorubicin, epirubicin, mitomycin C, mycophenolic acid, nogalamycin, olivomycin, peplomycin, plicamycin, porfiromycin, puromycin, streptonigrin, streptozocin, tubercidin, ubenimex, zinostatin, zorubicin, denopterin, methotrexate, pteropterin, trimetrexate, fludarabine, 6-mercaptopurine, thiamiprine, thioguanine, ancitabine, azacitidine, 6-azauridine, carmofur, cytarabine, dideoxyuridine, doxifluridine, enocitabine, floxuridine, fluororacil, tegafur, L-asparaginase, pulmozyme, aceglatone, aldophosphamide glycoside, aminolevulinic acid, amsacrine, bestrabucil, bisantrene, carboplatin, cisplatin, defofamide, demecolcine, diaziquone, elfornithine, elliptinium acetate, etoglucid, etoposide, flutamide, gallium nitrate, hydroxyurea, interferon-alpha, interferon-beta, interferon-gamma, interleukin-2, lentinan, lonidamine, mitoguazone, mitoxantrone, mopidamol, nitracrine, pentostatin, phenamet, pirarubicin, podophyllinic acid, 2-ethylhydrazide, procarbazine, razoxane, sizofiran, spirogermanium, paclitaxel, tamoxifen, teniposide, tenuazonic acid, triaziquone, 2,2',2"-trichlorotriethylamine, urethan, vinblastine, vincristine, and vindesine.

8. The method of claim 7, wherein said chemotherapeutic agent is selected from the group consisting of mechlorethamine, chlorambucil, cyclophosphamide, busulfan, improsulfan, piposulfan, melphalan, ifosfamide, methotrexate, 6-mercaptopurine, 5-fluorouracil, cytarabine, vinblastine, vincristine, etoposide, doxorubicin, daunomycin, bleomycin, mitomycin C, carmustine, lomustine, cisplatin, asparaginase, tamoxifen, flutamide, and paclitaxel.

9. The method of claim 8, wherein said chemotherapeutic agent is selected from the group consisting of doxorubicin, methotrexate, mitomycin C, cisplatin, 5-fluorouracil, paclitaxel, and cyclophosphamide.

10. The method of claim 1, wherein said oncolytic virus is selected from the group consisting of a herpes simplex virus-1, a herpes simplex virus-2, a vesicular stomatitis virus, and a vaccinia virus.

11. The method of claim 10, wherein said herpes simplex virus-1 does not express functional ICP34.5.

12. The method of claim 10, wherein said herpes simplex virus-1 is selected from the group consisting of HSV-1716, HSV-3410, HSV-3616, HSV-R3616, HSV-R47, HSV-G207, HSV-7020, HSV-NVR10,, HSV-G92A, HSV-3616-IL-4, and HSV-hrR3.

13. The method of claim 12, wherein said herpes simplex virus-1 is HSV-1716.

14. The method of claim 10, wherein said herpes simplex virus-2 is selected from the group consisting of strain 2701, strain 2616, and strain 2604.

15. The method of claim 1, wherein said oncolytic virus is HSV-1716 and wherein said chemotherapeutic agent is mitomycin C.

16. The method of claim 1, wherein the subject is a mammal.

17. The method of claim 16, wherein the mammal is a human.

18. The method of claim 1, wherein the tumor cells are selected from the group consisting of central nervous system tumor cells, mesothelioma cells, lung cancer cells, non-small cell lung cancer cells, undifferentiated lung carcinoma cells, large cell lung carcinoma cells, adenocarcinoma cells, bronchoalveolar cell lung carcinoma cells, liver cancer cells, localized non-central nervous system tumor cells, solid tumor cells, and ovarian cancer cells.

19. The method of claim 18, wherein the tumor cells are non-small cell lung cancer cells.

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