CN117243963B - Use of Remodelin and Venetoclax in the treatment of cancer - Google Patents

Use of Remodelin and Venetoclax in the treatment of cancer Download PDF

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CN117243963B
CN117243963B CN202311177138.4A CN202311177138A CN117243963B CN 117243963 B CN117243963 B CN 117243963B CN 202311177138 A CN202311177138 A CN 202311177138A CN 117243963 B CN117243963 B CN 117243963B
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venetoclax
remodelin
cancer
pharmaceutically acceptable
pharmaceutical combination
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周景峰
李舒宜
苏永伟
王蕾
陈菁鸿
于力
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Shenzhen University
Shenzhen University General Hospital
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Abstract

The invention belongs to the field of medicines, and particularly relates to application of Remodelin and Venetoclax in treatment of cancers. The invention provides use of venetoclax and Remodelin in the manufacture of a medicament for the treatment of cancer. In vivo and in vitro experiments prove that the combined administration can inhibit the activity and proliferation of cancer cells, and the animal experiments show that the combination of the two medicines can obviously prolong the survival time of mice, relieve splenomegaly and reduce abnormal primitive cells.

Description

Use of Remodelin and Venetoclax in the treatment of cancer
Technical Field
The invention belongs to the field of medicines, and particularly relates to application of Remodelin and Venetoclax in treatment of cancers.
Background
Leukemia is one of ten major malignant tumors in China, acute myelogenous leukemia (Acute myeloid leukemia, AML) has large heterogeneity, complex pathogenesis, rapid progress, high recurrence drug resistance rate and high treatment cost, and brings heavy economic burden to families and society.
AML is a heterogeneous disease, AML cells of different patients possess different combinations of mutant genes, such as point mutations of IDH1, TET2, NPM1, CEBPA and RUNX1, and a series of chromosomal Structural Variations (SV), such as inv (3), inv (16), t (8; 21), t (9; 22) and t (6; 9), etc. Chromosomal translocation is the most common genetic abnormality of AML, and the resulting fusion gene is often an important driver for AML occurrence and progression. Wherein T (8; 21) (q 22; q 22) is the most common type of chromosomal translocation in clinic, i.e., translocation results in fusion of the ETO gene located on chromosome 8 with the AML1 gene located on chromosome 21, forming an AML1-ETO fusion gene (also known as RUNX1-RUNX1T1 fusion gene), whose expressed and produced proteins affect normal differentiation of hematopoietic stem cells via various pathways, resulting in arrest of myeloid differentiation, resulting in the occurrence of leukemia. t (8; 21) AML accounts for 12-15% of all AMLs, and up to 40% -60% of M2 type AMLs. t (8; 21) AML prognosis is good, with overall remission rates as high as 60%.
Nevertheless, the long-term survival rate caused by high drug resistance and recurrence rate is still a difficult problem faced by clinic, and the survival rate of 3 years is less than 35.5% according to the data monitored by the national cancer institute. At its root, the presence of leukemia stem cells (leukemia stem cell, LSCs) is the source of AML drug-resistant recurrence. However, the regulatory mechanism of t (8; 21) AML leukemia stem cells is not completely elucidated, the regulatory mechanism of stem cell function maintenance is explored, the mechanism of t (8; 21) AML drug resistance relapse and treatment difficulty is deeply recognized, and new means and strategies are provided for clinical diagnosis and treatment.
Venetian (Venetoclax, ABT-199) is a novel Bcl-2 selective inhibitor, also known as Venetian, venetitolla, and can be used in combination with azacitidine, decitabine or low dose cytarabine for treating AML patients over 75 years old. Although valnemulin demonstrated good clinical efficacy, some AML patients developed relapse, resistance to drugs, and eventually died after treatment with valnemulin. The drug has natural drug resistance or acquired drug resistance to the valnemulin, which is a great obstacle for treating AML by clinically applying the valnemulin. Therefore, further discussing the drug resistance mechanism of valnemulin, finding a novel therapeutic strategy to enhance the anti-AML activity of valnemulin has particular importance and urgency for improving the cure rate of AML.
Disclosure of Invention
The invention provides venetoclax and remodelin combined administration for treating cancer for the first time, and in vivo and in vitro experiments prove that the combined administration can inhibit the activity and proliferation of cancer cells, and in animal experiments, the two-drug combination can obviously prolong the survival time of mice, relieve splenomegaly and reduce abnormal primitive cells.
Specifically, the invention provides the following technical scheme:
In a first aspect, the present invention provides a pharmaceutical combination composition having the effect of preventing, alleviating and treating cancer, comprising: 1) venetoclax and pharmaceutically acceptable salts thereof, and 2) Remodelin and pharmaceutically acceptable salts thereof.
Preferably, the pharmaceutical combination composition further comprises pharmaceutically acceptable excipients, wherein the pharmaceutically acceptable excipients comprise any one or a combination of at least two of diluents, excipients, fillers, binders, wetting agents, disintegrants, emulsifiers, cosolvents, solubilizers, osmotic pressure regulators, surfactants, coating materials, colorants, pH regulators, antioxidants, bacteriostats or buffers.
The dosage form and the mode of administration of the pharmaceutical combination composition of the present invention are not particularly limited. Representative modes of administration include, but are not limited to: oral, intratumoral, rectal, parenteral (intravenous, intramuscular or subcutaneous) injection, and topical administration.
In a specific embodiment, solid dosage forms for oral administration include capsules, tablets, pills, powders, and granules. In these solid dosage forms, the active compound is admixed with at least one conventional inert excipient (or carrier), such as sodium citrate or dicalcium phosphate, or with the following ingredients: (a) Fillers or compatibilizers, for example, starch, lactose, sucrose, glucose, mannitol and silicic acid; (b) Binders, for example, hydroxymethyl cellulose, alginate, gelatin, polyvinylpyrrolidone, sucrose and acacia; (c) humectants, e.g., glycerin; (d) Disintegrants, for example, agar-agar, calcium carbonate, potato or tapioca starch, alginic acid, certain complex silicates, and sodium carbonate; (e) a slow solvent, such as paraffin; (f) an absorption accelerator, e.g., a quaternary amine compound; (g) Wetting agents, such as cetyl alcohol and glycerol monostearate; (h) an adsorbent, for example, kaolin; and (i) a lubricant, for example, talc, calcium stearate, magnesium stearate, solid polyethylene glycol, sodium lauryl sulfate, or mixtures thereof. In capsules, tablets and pills, the dosage forms may also comprise buffering agents. Solid dosage forms such as tablets, dragees, capsules, pills and granules can be prepared with coatings and shells, such as enteric coatings and other materials well known in the art. They may contain opacifying agents and the release of the active compound or compounds in such compositions may be released in a delayed manner in a certain part of the digestive tract. Examples of embedding components that can be used are polymeric substances and waxes. The active compound may also be in the form of microcapsules with one or more of the above excipients, if desired.
In a specific embodiment, the liquid dosage form for oral administration comprises a pharmaceutically acceptable emulsion, solution, suspension, syrup or tincture. In addition to the active compound, the liquid dosage forms may contain inert diluents commonly used in the art such as, for example, water or other solvents, solubilizing agents and emulsifiers such as ethyl alcohol, isopropyl alcohol, ethyl carbonate, ethyl acetate, propylene glycol, 1, 3-butylene glycol, dimethylformamide and oils, in particular, cottonseed, groundnut, corn germ, olive, castor and sesame oils or mixtures of these substances. In addition to these inert diluents, the compositions can also include adjuvants such as wetting agents, emulsifying and suspending agents, sweetening, flavoring, and perfuming agents. Such as suspensions, may contain suspending agents as, for example, particularly ethoxylated isostearyl alcohols, polyoxyethylene sorbitol and sorbitan esters, microcrystalline cellulose, aluminum methoxide and agar or mixtures of these substances.
In a particular embodiment, a composition for parenteral injection may comprise a physiologically acceptable sterile aqueous or anhydrous solution, dispersion, suspension or emulsion, and a sterile powder for reconstitution into a sterile injectable solution or dispersion. Suitable aqueous or nonaqueous carriers, diluents, solvents or excipients include water, ethanol, polyols and suitable mixtures thereof.
In a specific embodiment, the dosage forms for topical administration include ointments, powders, patches, sprays and inhalants. Is prepared by mixing the active ingredient under aseptic condition with pharmaceutically acceptable carrier and any preservative, buffer or propellant as required.
Preferably, the pharmaceutical combination composition may be administered orally.
Preferably, the dosage form of the pharmaceutical combination composition comprises a capsule, a tablet, a pill, a powder, a granule, an emulsion, a solution, a suspension, a syrup or a tincture.
In a specific embodiment, the pharmaceutical combination composition comprises 1) venetoclax and pharmaceutically acceptable salts thereof, and 2) Remodelin and pharmaceutically acceptable salts thereof in the same or different dosage forms.
In a specific embodiment, 1) venetoclax and pharmaceutically acceptable salts thereof, and 2) Remodelin and pharmaceutically acceptable salts thereof, are administered simultaneously or sequentially, in particular, may be administered at intervals of 0,1, 2,3,4,5,6, 7 or more days.
In a specific embodiment, the dosage ratio of 1) venetoclax and pharmaceutically acceptable salts thereof, and 2) Remodelin and pharmaceutically acceptable salts thereof in the pharmaceutical combination composition is 1:0.1-2; specifically included are 3:1, 2:1, 1:1, 1:2, 1:3.
Preferably, the mass ratio of the two main active ingredients in the pharmaceutical combination composition is 1:1.
Most preferably, the effective dose of venetoclax is 100-600 mg/day.
Most preferably, the effective dose of Remodelin is 100-600 mg/day.
Preferably, other cancer drugs such as doxorubicin, vincristine, vinorelbine, paclitaxel, cisplatin, actinomycin, bleomycin, busulfan, capecitabine, carboplatin, carmustine, chlorambucil, cyclophosphamide, cytarabine, daunorubicin, epirubicin, etoposide, podophyllotoxin, etoposide, and the like may also be included in the pharmaceutical combination composition.
In another aspect, the invention provides the use of venetoclax and Remodelin in the manufacture of a medicament for the treatment of cancer.
In particular, the manifestations of treating cancer include prolonged survival, remission of splenomegaly, and abnormal primordial cytopenia.
Preferably venetoclax and Remodelin are administered simultaneously or sequentially;
Preferably, venetoclax and Remodelin are also useful in combination with other anti-cancer drugs and cancer treatments.
Specifically, the other anticancer drugs are exemplified by doxorubicin, vincristine, vinorelbine, taxol, cisplatin, actinomycin, bleomycin, busulfan, capecitabine, carboplatin, carmustine, chlorambucil, cyclophosphamide, cytarabine, daunorubicin, epirubicin, etoposide, podophyllotoxin, fluoroarabinoic acid, and the like. Other cancer treatment modalities such as: chemotherapy, radiation therapy, immunotherapy, gene therapy, surgery, etc.
As is well known to those skilled in the art, the effective dosages (administered dosages) of venetoclax and Remodelin vary depending on the route of administration, the use of excipients, and co-administration with other therapeutic modalities.
In another aspect, the invention provides use of Remodelin in the manufacture of a product for the treatment of cancer, reducing the toxic side effects of venetoclax.
In another aspect, the invention also provides a method of treating cancer comprising administering Remodelin and venetoclax to a cancer patient.
Examples of cancers described herein include, but are not limited to, cervical cancer, seminoma, testicular lymphoma, prostate cancer, ovarian cancer, lung cancer (e.g., small cell lung cancer SCLC, non-small cell lung cancer NSCLC, lung adenocarcinoma), rectal cancer, breast cancer, cutaneous squamous cell carcinoma, colon cancer, liver cancer, pancreatic cancer, esophageal cancer, thyroid cancer, transitional bladder epithelial cancer, leukemia (e.g., acute lymphoblastic leukemia ALL, acute myelogenous leukemia AML, chronic myelogenous leukemia CML, chronic lymphocytic leukemia CLL), brain tumor, gastric cancer, peritoneal cancer, head and neck cancer, endometrial cancer, kidney cancer, female genital tract cancer, carcinoma in situ, neurofibromatosis, bone cancer, skin cancer, gastrointestinal stromal tumors, mast cell tumors, multiple myeloma, melanoma, glioma.
Preferably, the cancer of the invention is an Acute Myeloid Leukemia (AML), a group of malignant clonal diseases of hematopoietic tissue origin characterized by abnormal primitive cell accumulation and by a disorder of normal blood cell production and differentiation.
Preferably, the cancer is acute myelogenous leukemia AML.
Preferably, the cancer is AML of the following subtype: inv (3), inv (16), t (8; 21), t (9; 22) and t (6; 9).
More preferably, the cancer is AML of subtype t (8; 21), i.e. with 8: chromosome 21-translocated AML.
More preferably, the AML comprises relapsed AML, refractory AML.
The term "Venetoclax (valneturab, valnemtock, vantolx, ABT-199, GDC-0199)" as described herein is the first small molecule inhibitor of protein-protein interactions (PPI) worldwide, a highly potent, selective and orally active small molecule Bcl-2 inhibitor that binds to the hydrophobic groove of Bcl-2, disrupting Bcl-2 molecule interactions with pro-apoptotic proteins (such as Bax). The Venetoclax includes Venetoclax pharmaceutically acceptable salts.
The term "Remodelin (Histone Acetyltransferase inhibitor)" as used herein is known to be a potent acetyl-TRANSFERASE NAT10 inhibitor under the chemical name 4- (N, N-dimethylamino) azobenzene-4' -isothiocyanate. The Remodelin includes Remodelin pharmaceutically acceptable salts.
In another aspect, the invention provides a method of inhibiting cell viability of AML cells comprising the step of administering venetoclax and Remodelin.
Preferably, the method is non-therapeutic.
More specifically, the AML cells include Kasumi-1, SKNO-1 or cells from AML patients.
The beneficial effects are that:
The mode of jointly dosing venetoclax and Remodelin provided by the invention not only reduces the dosage of venetoclax and reduces toxic and side effects, but also achieves the effect of cooperative treatment.
Drawings
FIG. 1 is a result of verifying venetoclax and Remodelin synergistic effects in Kasumi-1 cells.
FIG. 2 is a result of verifying the synergistic effect of venetoclax and Remodelin in SKNO-1 cells.
Figure 3 is the result of validation venetoclax and Remodelin synergistic effects in AML clinical sample cells.
Fig. 4 is a representative view of the spleen of mice after drug treatment.
Fig. 5 is a graph of the statistical results of spleen weights after drug treatment.
FIG. 6 is a graph of statistical results of leukemia cell numbers in mouse bone marrow using flow assays.
Fig. 7 is a graph of survival of AML mice after treatment.
FIG. 8 is a graph of Giemsa staining results of peripheral blood smears of mouse tails.
FIG. 9 is a graph of HE staining results.
Detailed Description
The present invention is further described in terms of the following examples, which are given by way of illustration only, and not by way of limitation, of the present invention, and any person skilled in the art may make any modifications to the equivalent examples using the teachings disclosed above. Any simple modification or equivalent variation of the following embodiments according to the technical substance of the present invention falls within the scope of the present invention.
Example 1 determination of the Combined Effect of two drugs Using the MTS method
The operation steps are as follows:
The cells were counted, ensuring a cell viability of greater than 95% and the cell concentration was adjusted to 4X 10 5/ml with medium. Volume per well: 50 μl, i.e. cell number per well: 2X 10 4.
Performing multiple dilution on Remodelin with RPMI-1640 medium according to the solubility of the medicine, wherein the final concentration is 0, 1.25, 2.5, 5, 10, 20 and 40 mu M; venetoclax was also subjected to a double dilution, and Kasumi-1 cells were set to 0, 12.5, 25, 50, 100, 200nM, and SKNO-1 was set to 0, 0.5, 1, 2,4, 8. Mu.M due to the different sensitivity of the cells to the drug.
Mu.l of each of the drugs Venetoclax and Remodelin was added to the corresponding well of the 96-well plate to make the total volume 100. Mu.l. 4 secondary wells were provided for each concentration. The single drug well was supplemented with 25. Mu. LRPMI-1640 medium and the control well was supplemented with 50. Mu.L medium.
The culture was performed at 37℃for 68 hours in an incubator, and 10. Mu.L of MTS mixture (MTS: PMS=20:1) was added thereto, followed by treatment for 4 hours. OD 490 values were read with a microplate reader.
IC 50 values (drug concentration at 50% inhibition of cells) were calculated using GRAPHPAD PRISM software and standard isobolograms were made to evaluate the combined effect of the two drugs.
Experimental results:
The results are shown in fig. 1-2, with the dots in the graph representing: IC50 values for Remodelin at venetoclax concentrations. In the figure, a point falling below the oblique line represents that the two-medicine combination has a synergistic effect, a point falling on the oblique line represents that the two-medicine combination has a superposition effect, and a point falling outside the oblique line represents that the two-medicine combination has an antagonistic effect. Results show that Remodelin and Venetoclax combined can synergistically inhibit the activity of AML cells, and the two medicines combined have synergistic anti-AML activity.
Example 2, validation of the synergistic Effect of venetoclax and Remodelin in AML clinical sample cells
The operation steps are as follows:
the cells were counted, ensuring a cell viability of greater than 95% and the cell concentration was adjusted to a 2X 10 6/ml, 500. Mu.l system with medium. Set up into 4 groups, divided into the vehicle, remodelin, venetoclax, remodelin and Venetoclax combination groups.
Remodelin was added to adjust the final concentration to 10. Mu.M, venetoclax was added to adjust the final concentration to 200nM, and the cells in the well plate were thoroughly mixed with the drug.
After 24h of drug action, counting was started. The effect of the combination of the two drugs on AML cell proliferation was assessed by counting with trypan blue dye for 7 consecutive days and using GRAPHPAD PRISM software statistics.
Experimental results:
The results are shown in FIG. 3, where the dots represent the number of cells counted daily and the cell proliferation potency was measured using trypan blue dynamic 7 day counting continuously after the Remodelin and Venetoclax drugs were administered in the t (8; 21) AML samples. * P <0.05, < P <0.01, < P <0.001; one-way ANOVA post hoc comparisons, tukey's test. This result demonstrates that Remodelin in combination with Venetoclax synergistically inhibit AML cell proliferation and is superior to single agents.
Example 3 verification of synergistic Effect of venetoclax and Remodelin in animal models
Preparing the medicine:
Remodelin: working solution concentration 10mg/ml, formula: 20%DMSO+65%PEG300+15%TWEEN 80; preparing 50mg/ml mother liquor, dissolving 400mg of medicine in 8000 μl DMSO solution, subpackaging into 800 μl/branch, freezing at-80deg.C, adding 2600 μl lPEG300,300 into 800 μl DMSO mother liquor, clarifying, adding 600 μl TWEEN80, and mixing.
Venetoclax: working solution concentration 10mg/ml, formula: 5% DMSO+50% PEG300+5% TWEEN80+40% ddH 2 O; preparing 200mg/ml mother liquor, dissolving 400mg of medicine in 2000 mu l of DMSO solution, subpackaging into 200 mu l/branch, freezing at-80 ℃, adding 2000 mu l of PEG300 into 200 mu l of DMSO mother liquor for standby, adding 200 mu l of TWEEN80 after evenly mixing and clarifying, and adding 1600 mu lddH 2 O for use.
The operation steps are as follows:
3C 57BL/6J male mice, weighing 18-22g, were harvested at 6-8 weeks of age, 6 female mice were tethered after overnight mating, female mice were sacrificed at 14.5 days after cervical amputation to obtain fetal liver cells, cells were infected 2 times with MSCV-AML-ETO9a-IRES-tNGFR retrovirus (AML 1-ETO9a isomer is a fusion gene that resulted in t (8; 21) AML), erythrocytes were lysed, 1X 10 6 cells were counted, and the tail vein was injected into 750cGy irradiated recipient mice.
After waiting 21 days for leukemia to develop in the mice, the mice were euthanized, spleen and bone marrow cells were taken, 1×10 6 cells were counted, and the cells were transplanted into 450cGy irradiated recipient mice.
Mice were divided into 4 groups, a combination of vehicle, remodelin, venetoclax, remodelin and Venetoclax, respectively, and a group of 6. The following day, the treatment was administered by gavage, remodelin mg/kg, venetoclax mg/kg, for 14 consecutive days. After euthanasia of half of the mice, the mice were dissected, bone marrow and spleen cells were harvested, flow stained, and HE stained for spleen changes. The other half of the mice continued to be carefully attended to and the mice were monitored for survival.
Experimental results:
Fig. 4: spleen representative of mice after drug treatment. Fig. 5: spleen weight after drug treatment. Fig. 6: leukemia cells in mouse bone marrow were detected using flow-through. Fig. 7: after treatment, continuous observation was performed to count survival of AML mice. Survival graph 8 was plotted with Kaplan-Merier: peripheral blood smears were taken from the mouse tails, giemsa stained, and primordial cell ratios were observed. Fig. 9: HE staining observed spleen lesions. * P <0.05, < P <0.01, < P <0.001.
The results in this section show that the survival time of mice is prolonged after the combination treatment of the two drugs, and leukemia cells in bone marrow are reduced. Peripheral blood smears were seen with primitive granulocytes, promyelocytes in the Vehicle and venetoclax groups, and mature granulocytes in the remodelin and combination groups. Both drugs can relieve splenomegaly of AML mice, reduce lesions and have better combined effect.

Claims (17)

1. A pharmaceutical combination composition having the function of preventing, alleviating and treating cancer, said pharmaceutical combination composition consisting of: 1) venetoclax and pharmaceutically acceptable salts thereof, and 2) Remodelin and pharmaceutically acceptable salts thereof; venetoclax and pharmaceutically acceptable salts thereof and Remodelin and pharmaceutically acceptable salts thereof are present in a 1:1 dose ratio.
2. The pharmaceutical combination composition of claim 1, further comprising pharmaceutically acceptable excipients comprising any one or a combination of at least two of excipients, binders, wetting agents, disintegrants, emulsifiers, co-solvents, solubilizers, osmotic pressure regulators, surfactants, coating materials, colorants, pH regulators, antioxidants, bacteriostats or buffers.
3. The pharmaceutical combination composition of claim 1, which is administered orally, nasally, intravenously, intra-arterially, intradermally, subcutaneously, intramuscularly, intraperitoneally, intrapleurally, intravaginally, intraurethrally, intratumorally, intracranially, intrathecally.
4. The pharmaceutical combination composition of claim 1, wherein the dosage form of the pharmaceutical combination composition comprises a capsule, a tablet, a pill, a powder, a granule, an emulsion, a solution, a suspension, a syrup, or a tincture.
5. The pharmaceutical combination composition of claim 1, wherein the dosage forms of venetoclax and pharmaceutically acceptable salts thereof and Remodelin and pharmaceutically acceptable salts thereof are the same or different.
6. The pharmaceutical combination composition of claim 1, further comprising any one or more of the following: doxorubicin, vincristine, vinorelbine, taxol, cisplatin, actinomycin, bleomycin, busulfan, capecitabine, carboplatin, carmustine chlorambucil, cyclophosphamide, cytarabine daunorubicin, epirubicin, and process for preparing the same daunorubicin, erythromycin epirubicin.
Use of venetoclax and Remodelin in the manufacture of a medicament for the treatment of cancer which is acute myelogenous leukemia, the dose ratio of venetoclax to Remodelin being 1:1.
8. The use of claim 7, wherein the manifestation of treating cancer comprises increased survival, relief of splenomegaly and abnormal primordial cytopenia.
9. The use of claim 7, wherein the cancer is acute myelogenous leukemia of the following subtype: inv (3), inv (16), t (8; 21), t (9; 22) and t (6; 9).
10. The use according to claim 7, wherein the cancer is acute myelogenous leukemia of subtype t (8; 21).
11. The use of claim 7, wherein said venetoclax and Remodelin are each independently administered orally, nasally, intravenously, intra-arterially, intradermally, subcutaneously, intramuscularly, intraperitoneally, intrapleurally, intravaginally, intraurethrally, intratumorally, intracranially, intrathecally.
12. The use of claim 7, wherein the dosage forms venetoclax and Remodelin, each independently, comprise a capsule, tablet, pill, powder, granule, emulsion, solution, suspension, syrup, or tincture.
13. The use of claim 7, wherein venetoclax and Remodelin are used in combination with other anti-cancer drugs and cancer treatments.
14. The use of claim 13, wherein the additional anticancer agent comprises doxorubicin, vincristine, vinorelbine, paclitaxel, cisplatin, actinomycin, bleomycin, busulfan, capecitabine, carboplatin, carmustine, chlorambucil, cyclophosphamide, cytarabine, daunorubicin, epirubicin, etoposide, valicariine, fluoroarabinoadec acid.
15. The use of claim 13, wherein the other cancer treatment regimen comprises chemotherapy, radiation therapy, immunotherapy, gene therapy, surgery.
16. A method of inhibiting cell viability of acute myeloid leukemia cells, said method comprising the step of administering venetoclax and Remodelin, said method being non-therapeutic; the dosage ratio of venetoclax and Remodelin was 1:1.
17. The method of claim 16, wherein the acute myeloid leukemia cells comprise Kasumi-1, SKNO-1 or cells from AML patients.
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