WO1997012895A1 - Nouveaux derives de composes d'anthracycline, et preparations medicamenteuses les contenant - Google Patents
Nouveaux derives de composes d'anthracycline, et preparations medicamenteuses les contenant Download PDFInfo
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- WO1997012895A1 WO1997012895A1 PCT/JP1996/002789 JP9602789W WO9712895A1 WO 1997012895 A1 WO1997012895 A1 WO 1997012895A1 JP 9602789 W JP9602789 W JP 9602789W WO 9712895 A1 WO9712895 A1 WO 9712895A1
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- anthracycline
- block copolymer
- adriamycin
- drug
- pharmaceutical preparation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/10—Dispersions; Emulsions
- A61K9/107—Emulsions ; Emulsion preconcentrates; Micelles
- A61K9/1075—Microemulsions or submicron emulsions; Preconcentrates or solids thereof; Micelles, e.g. made of phospholipids or block copolymers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
Definitions
- the present invention relates to a novel anthracycline-based compound derivative and a high molecular weight block copolymer-drug complex pharmaceutical preparation containing the same.
- BACKGROUND ART As an anthracycline-based anticancer drug, a downon mycin obtained from a culture solution of actinomycetes (UK Patent No. 1003383, US Patent No. 36162642) ⁇ Adria Machine (U.S. Patent No. 3,590,028, U.S. Patent No. 3,800,324)
- U.S. Patent No. 3,590,028, U.S. Patent No. 3,800,324 In addition to having a broad anticancer spectrum against experimental tumors, it is widely used clinically as a cancer chemotherapeutic agent.
- viranolevicin gene
- Epilubicin is a compound in which the hydroxyl group at the 4'-position of the sugar moiety of Adriamycin is conjugated to the ⁇ -position to reduce toxicity. ing .
- the present inventors have developed a high-molecular-weight block copolymer having a stronger effect and lower toxicity compared to the conventional high molecular block copolymer-drug complex pharmaceutical preparations. As a result of intensive studies on molecular block copolymer-drug conjugate pharmaceutical preparations, the present invention was completed.
- An anthracycline-based compound having an anticancer activity can be obtained by direct chemical bonding by an alkali treatment. 2,3 or tetramers of anthracycline compounds,
- Anthracycline-based compounds are adriamycin, downomycin, viralubicin, epirubicin and the like. 2, 3 or tetramers of the anthracycline-based compound according to (1), which is one or more selected from acid salts.
- Adriamycin or its salt, or Adriamycin or its salt and downanomycin or its salt Can be obtained by direct chemical bonding of the acid salt of this compound by alkaline treatment, a dimer of anthracycline compound,
- Adriamycin or its acid salt can be obtained by direct chemical bonding by alkaline treatment, as shown in Figure 7.
- Adria Mycin's trimer with mass spectator
- a polymer block copolymer having a hydrophilic polymer structural portion and a hydrophobic polymer structural portion forms a monomer having a hydrophilic portion as an outer shell, and the hydrophobic block is formed.
- a high molecular weight block copolymer-drug complex pharmaceutical preparation characterized by containing a tri-or tetramer, if necessary, together with another drug.
- the 2,3 or tetramer of anthracycline-based compound is the above (1), (2), (3), (4), (5) or (6) which is a dimer, trimer or tetramer of the anthracycline-based compound described in
- Y represents —CH 2 OH or —CH 3
- Z represents H or 1- °.
- polymer block copolymer-drug complex pharmaceutical preparation which is a group represented by:
- the inner core of the micelle formed by the polymer block copolymer contains 2 to 60% by weight of anthracycle based on the polymer block copolymer.
- the core of micelles formed by the high molecular weight block copolymer contains an anthracycline anticancer drug and an anthracycline compound.
- the amount (% of Dose Z ml) of an anthracycline-based anticancer drug in mouse plasma lm1 after 1 hour is 20 to 60.
- Anthracycline anticancer drugs are adriamycin, downanomycin, pyranolevicin, evirubicin and / or The pharmaceutical preparation according to the above (17) or (18), which is at least one selected from the acid salts thereof.
- Figure 1 is a diagram showing the infrared absorption spectrum of the dimer of Adria Mycin.
- FIG. 2 is a diagram showing an ultraviolet absorption spectrum of a dimer of Adria Machine.
- FIG. 3 is a diagram showing a masking machine of two units of an adria machine.
- FIG. 3 is a view showing an infrared absorption spectrum of a compound.
- Figure 5 is expected to have the structure of formula (4), which is formed simultaneously with adriamycin when the adriamycin dimer is treated with acid.
- FIG. 3 is a view showing an ultraviolet absorption spectrum of a compound.
- Figure 6 is presumed to have the structure of formula (4), which is formed simultaneously with adriamycin when acid-treated dimer of adriamycin is treated.
- compounds of Ma scan click opening Conclusions g (m Z z - 5 6 0 ) 4 Ah a diagram showing a) 0
- Figure 7 shows the trimer mask of Adria Machine.
- Figures 8, 9, and 0 are the parts in Example 1 (2), respectively.
- Preparative dimensional scan Bae click preparative Le of the 1 H NMR analysis of components 1 3 C one-dimensional scan Bae click preparative Le, COZY scan Bae click preparative Le, Ru Oh a diagram showing a CHCOSY scan Bae click preparative Le.
- Figure 12 is a diagram showing the mass spectrum of a dimer of downtown and adria-machine.
- FIG. 13 is a diagram showing the HPLC chromatogram of the pharmaceutical preparation obtained in Example 3.
- FIG. 14 is a diagram showing the HPLC chromatogram of the pharmaceutical preparation obtained in Example 4.
- FIG. 15 is a diagram showing the HPLC chromatogram of the pharmaceutical preparation obtained in Example 5.
- Fig. 16 is a graph showing the growth curve of mouse colon cancer Co 10n26 when Adriamycin hydrochloride was administered in Application Example 1. is there .
- FIG. 17 is a diagram showing a tumor growth curve of mouse colon cancer Co 1 on 26 when the pharmaceutical preparation of Example 3 was administered in Application Example 1.
- FIG. 18 is a diagram showing an HPLC chromatogram of the pharmaceutical preparation obtained in Example 6.
- FIG. 19 is a diagram showing an HPLC chromatogram of the pharmaceutical preparation obtained in Example 7.
- FIG. 20 is a diagram showing an HPLC chromatography of the pharmaceutical preparation obtained in Example 8.
- FIG. 21 is a view showing an HPLC chromatogram of the pharmaceutical preparation obtained in Example 9.
- FIG. 22 is a view showing an HPLC chromatogram of the pharmaceutical preparation obtained in Example 10.
- FIG. 23 is a view showing an HPLC chromatography of the pharmaceutical preparation obtained in Example 11.
- FIG. 24 is a diagram showing an HPLC chromatogram of the pharmaceutical preparation obtained in Example 12.
- FIGS. 25 and 26.27 show the adriamycin hydrochloride, the pharmaceutical preparation of Example 8, and the pharmaceutical preparation of Example 12 in Application Example 3, respectively.
- FIG. 2 is a view showing a tumor growth curve of mouse colorectal cancer Co1 on 26 when administered.
- a conventional insulin cyclin-based anticancer agent or A pharmaceutical preparation having a high effect and a low toxicity can be obtained in comparison with a 2 high molecular weight block copolymer-drug composite pharmaceutical preparation.
- the anthracycline compounds having an anticancer activity used in the present invention include adriamycin, downanomycin, and pillaramycin. Rubicin, epirubicin or their acid salts are listed.
- the method for obtaining a dimer, trimer or tetramer of the anthracycline compound of the present invention is not particularly limited.
- an anthracycline having an anticancer activity may be used.
- the compound can be obtained by anorecalating a clean compound. Alkali treatment allows an anthracycline-based compound to be directly chemically bonded (in other words, by using a cross-linking agent to form a chemical bond). Rather, it reacts with the functional groups of the anthracycline-based compound to form a dimer, dimer, trimer or tetramer.
- the 2,3, or tetramer of an anthracycline-based compound may be one in which the same species are bonded to each other, or a combination of different types. You can do it.
- An example of the solvent treatment is a method in which an anthracycline compound is dissolved in a solvent and a base is added thereto.
- the solvent used is not particularly limited as long as the compound can be dissolved, and for example, water N, N — Dimethyl benzoyl amide (DMF), dimethyl benzoyl amide (DMSO), dioxan, tetrahydrofuran (THF) , Methanol, acetonitril, and a mixture thereof can be used.
- the base to be added may be an inorganic base or an organic base if it can be dissolved in the solution and has a pH value of up to 14 exceeding 7 after adding the base. Any of these salts can be used and is not particularly limited. Further, the concentration of the base is not particularly limited.
- Preferred bases include sodium hydroxide, potassium hydroxide, sodium carbonate, sodium bicarbonate, sodium carbonate, sodium bicarbonate. Sodium, sodium phosphate, monophosphate hydrogen, sodium phosphate, dihydrogen phosphate, sodium phosphate, potassium phosphate, phosphate monohydrogen Examples include potassium, dihydrogen phosphate, 1 potassium, secondary amines having 2 to 20 carbon atoms, tertiary amines, and adducts thereof. .
- the pH at the time of the AL force treatment is a value exceeding 7 and up to 14 and preferably 8 to 10.
- the temperature of the re-treatment is not particularly limited as long as the solution does not freeze or boil, but is preferably 0 to 50, more preferably 0. ⁇ 40. Processing time is 1 minute to 120 hours, preferably Or 10 minutes to 24 hours.
- the resulting 2,3 or tetramer of anthracyclin-based compound can be purified by a known purification method.
- a solid content can be obtained by freeze-drying or precipitation, or a solid content can be obtained by lyophilization or precipitation by replacing the solvent by dialysis or ultrafiltration.
- methods such as thin-layer chromatography and liquid chromatography can be used.
- the anthracycline-based compound When a compound having a carbonyl group and a compound having an amino group is used as the anthracycline-based compound, or the compound has a carbonyl group, When a compound having a substituent and a compound having an amino group are used in combination, the anthracycline-based compounds can be combined with each other by the above-mentioned anorecurrence treatment. An off-base bond gives a chemically bonded 23 or tetramer. Therefore, as the anthracycline-based compound, it is preferable to use a compound having a substituent having a carbonyl structure and an amino group.
- a compound having a substituent having a carbonyl structure and a compound having an amino group in combination it is preferable to use a compound having a substituent having a carbonyl structure and a compound having an amino group in combination, and the substituent having a carbonyl structure is preferably used.
- a C 2 -C 5 acyl group that may be substituted with a halogen atom such as a hydroxyl group, a fluorine atom, a chlorine atom, a bromine atom, an iodine atom, etc.
- an alkyl group having 3 to 10 carbon atoms which may be substituted with a hydroxyl group, a halogen atom, or the like.
- the dimer, trimer or tetramer in which an anthracycline compound is bonded by a Schiff-base bond was used at least as a raw material after acid treatment. Produces an undercycling compound.
- a method of treating the 2,3 or tetramer of this anthracycline compound with an acid there is a method of dissolving this in a solvent and adding an acid.
- the solvent used here is not particularly limited, as long as the compound can be dissolved, ', water, N, N-dimethylformamide (DMF), Chilose Nole Hoxyd (DMSO), Dioxan, Tetrahydrofuran (THF), Methanol, Acetonitrile and others
- a mixed solvent of these can be used.
- the acid to be added any of inorganic acids such as hydrochloric acid, nitric acid, phosphoric acid and phosphoric acid, and organic acids such as formic acid, acetic acid and trifluoroacetic acid can be used.
- the pH of the acid treatment is preferably from 2 to 4, and the treatment temperature is not particularly limited and is preferably from 0 to 50, particularly preferably, unless the solution is frozen or boiled. It is 20 to 4 Ot.
- the duration of the treatment is between 1 minute and 120 hours, preferably between 24 and 72 hours.
- the dimer, trimer or tetramer of the anthracycline-based compound of the present invention As an example of a dimer, trimer or tetramer of the anthracycline-based compound of the present invention, the infrared absorption spectrum shown in FIG. And an adriamycin dimer having an ultraviolet absorption spectrum shown in FIG. 2.
- the dimer of this Adria Machine also has the mask vector shown in FIG.
- the dimer of the Adria Machine has the structure of the above formula (AA)
- the equipment and measurement conditions used to measure the above-mentioned spectrum are as follows.
- the infrared absorption spectrum was measured by the KBr tablet method using a System 200 model manufactured by Parkin Erma Co., Ltd.
- the ultraviolet absorption spectrum was measured using a U3200 type spectrophotometer manufactured by Hitachi, Ltd. in a male solution.
- For measurement of mass spectacles use VG QUATTR 02 type.
- the dimer of this adoria machine which was measured by an electrospray method using a mass spectrometer, was treated with an acid and the In this case, the following equation (4) is used.
- FIG. 4 shows the infrared absorption spectrum of the compound presumed to have the structure of formula (4)
- Fig. 5 shows the ultraviolet absorption spectrum
- the equipment and measurement conditions used to measure this spectrum and chromatogram are as follows.
- the infrared absorption spectrum was measured using the same equipment and conditions as the spectrum measurement in Fig. 1.
- For measurement of ultraviolet absorption spectrum use U3200 type manufactured by Hitachi, Ltd., and measure in a benzyl alcohol solution. I got it.
- the equipment and measurement conditions for mass chromatogram measurement by LC / MS are as shown below.
- MS It can be obtained by VG's QUATTR 02 (electrospray method) or by direct chemical bonding by the above-mentioned alloy treatment.
- Another example of the 23- or 4-fi body of the anthracycline-based compound of the present invention is the one having the mass vector shown in Fig. 7. And a trimer of adriamycin which produces an acid-treated polyadriamycin.
- the structure of the hydrophilic polymer structure of the polymer block copolymer used in the high molecular block copolymer-drug complex pharmaceutical preparation of the present invention is as follows. , For example, Polyethylene glycol, Polysaccharide Structures, such as polyacrylamide, polyacrylamide, polyacrylamide, polyvinyl alcohol, polyvinylpyrrolidon, chitosan, etc. However, there is no particular limitation as long as it has a hydrophilic polymer structure. A particularly preferred structure is a poly-carbonate call structure.
- hydrophobic polymer structural portion examples include, for example, polystyrene, polyamino acid (polyasparaginate, polyglutamate, polylysine). Etc.), polyacrylic acid, polymethacrylic acid, polymaleic acid, their derivatives or their salts, and the like. There is no particular limitation as long as it has a high molecular structure. Preferably, it is a polyamino acid derivative or a salt thereof, and particularly preferably, polysparginate or polyglutamin. An acid, a derivative thereof, or a salt thereof. Examples of the salt include a sodium salt, a potassium salt, and the like, but are not particularly limited.
- Derivatives having a polyamino acid structure include, for example, aromatic amines, aliphatic amines, aromatic alcohols, and I) aliphatic alcohols in the side chains.
- Derivatives obtained by combining hydrophobic compounds such as thiols, aromatic thiols, aliphatic thiols, etc. are listed, but the hydrophobic group that is combined with the side chain is a side chain.
- the polyamino acid moiety can be made hydrophobic.
- an amine having an aromatic ring is bonded to a side chain. It is a polysparginate derivative or a polyglutamic acid derivative.
- Preferred high molecular weight block copolymers are those of the formula
- R represents a hydrogen atom or a lower alkyl group, and the lower alkyl group has, for example, 1 to 3 carbon atoms.
- Alkyl groups are mentioned, and are preferably methyl groups.
- the bonding group represented by R 2 when a polyamino acid structure is formed at the end of the polyethylene glycol structure, Corresponding to the method and compound used to convert the termini of the compound that forms the glycol structure into a structure suitable for the formation Take for example, an alkylene group having 1 to 8 carbon atoms such as a methylene group, an ethylene group, a propylene group, a trimethylene group, an isobutylene group, etc. Although it is mentioned, it is preferably a trimethylene group.
- 3 represents a methylene group or an ethylene group, and is preferably a methylene group.
- R 4 each independently represents a hydroxyl group or a residue of an anthracycline-based compound having an anticancer activity.
- residues can be used as the residue of the suracycline compound, and the residue is not particularly limited, but is preferably a group represented by the formula (3).
- Specific examples of the group represented by Formula (3) include Adriamycin, Downomycin, Pyranolevicin, Epirubiine Cin residues are listed
- R independently represents a hydroxyl group or an antithracycline-based compound having an anticancer activity, and R is present in a high molecular weight block copolymer. It is preferable that at least a part, especially 5 to 80%, of the total number of 4 is a residue of an anthracycline compound having anticancer activity. Preferably, 20 to 60% of the residues are residues of the anthracycline compound.
- R independently represents a hydroxyl group or a residue of an anthracycline compound having an anticancer activity;
- Bases having an anthracene skeleton or an anthraquinone skeleton in place of the above-mentioned residue are described in, for example, Japanese Patent Application Laid-Open No. Hei 6-206830.
- a substituent having an anthracene skeleton or an anthraquinone skeleton may be used.
- R 5 represents a hydrogen atom or a protecting group, and examples of the protecting group include an aliphatic acyl group and an aromatic acyl group. Protection Examples of the method for introducing a group include known methods, for example, a method using an acid anhydride, a method using an acid halide, and the like, but are not particularly limited. It is not. R 5 is preferably a hydrogen atom or an acetyl group.
- n is from 5 to: L, 000, but preferably from 15 to 400
- m is a force from 2 to 300, preferably 1 0 to L 0, and X is 0 to 300, but preferably 0 to L 0, the polymer block copolymer is water-soluble.
- the molecular weight is not particularly limited, it is preferably 100 000 to 100 000, and particularly preferably 500 000 to 500 000. It is 0.
- the ratio of the hydrophilic polymer structural portion to the hydrophobic polymer structural portion in the polymer block copolymer is not particularly limited as long as the water solubility of the pharmaceutical preparation of the present invention is maintained. However, the ratio is preferably 1: 0.1 to 10 (weight ratio), particularly preferably 1: 0.1 to 5 (weight ratio).
- drugs that are not 2.3 or tetramers of anthracycline-based compounds contained in the inner core of the polymer block copolymer micelles must be used.
- the drug may be, for example, Adriamycin, Downomycin, Vilanolevicin, Epirubicin , Methotrexate, mine machine C, etoposide, system
- anticancer agents such as bratin and derivatives thereof, and are preferably ansuracycline-based anticancer agents, particularly preferably adriamycin.
- High molecular block copolymer-drug conjugate The content of 2,3 or tetramers of ancesahliline compounds in pharmaceutical preparations is determined by the high molecular block copolymer. It is preferably from 1 to 100% by weight, and particularly preferably from 2 to 60% by weight. However, the polymer block copolymer-drug conjugate should be contained as much as possible, as long as it does not impair the micelle-forming properties of the drug formulation.
- High polymer block copolymer-drug complex Contains other drugs that are not 2, 3, or tetramers of anthracycline compounds in drug preparations
- the amount is preferably from 0 to 100% by weight, particularly preferably from 2 to 60% by weight, based on the weight of the polymer block copolymer.
- the polymer block copolymer-drug conjugate should be contained as much as possible without impairing the micelle-forming properties of the drug formulation. No problem.
- the pharmaceutical formulation contains "other drugs that are not 2,3, or tetramers of anthracyclines” In other words, if the pharmaceutical preparation contains "another drug that is not a 2,3 or tetramer of anthracycline-based compound" and "anthracycline, The proportion of "2, 3 or tetramers of phosphorus compounds" is usually in weight ratio.
- weight ratio is 1: 0.7 to: L0, particularly preferred is ⁇ 5 by weight ratio
- the dimer, trimer or tetramer of anthracycline-based compound to be contained in the inner core of the polymer block copolymer micelle is particularly limited. However, dimers, trimers or tetramers of the anthracycline-based compounds described in the above (1) to (6) are preferred. These 2,3 or tetramers may contain only one of them in the inner core of the micelle, but may contain more than one in the inner core of the micelle. It is fine.
- the method for producing the polymer block copolymer is known, and can be produced, for example, as follows.
- compounds that constitute the hydrophilic polymer structural portion for example, polyethylene glycol, polysaccharide, polyacryl) Amido, Polymethylamide, Polyvinyl Alcohol, Polyvinylpyrrolidone, Chitosan or their derivatives
- a polymer compound whose terminal has been modified but which constitutes a hydrophobic polymer structural part By reacting with the compound, or a compound that constitutes a hydrophilic polymer structural portion or a polymer having a modified terminal and a polymerizable monomer. It can be obtained by reacting and performing a chemical reaction such as further derivatization as necessary.
- a hydrophobic compound is reacted to enhance its hydrophobicity.
- the hydrophobic compound is combined with the polymer block copolymer by forming an ester bond or an amide bond or the like.
- These reactions can be carried out according to a known method such as esterification or amidation.
- a hydrophobic compound is bonded by an amide bond to a polymer block copolymer (raw material copolymer) having a hydrophilic high molecular structure portion and a polymer carboxylic acid portion.
- the reaction can be carried out according to a conventional method known as a peptide bond formation method.
- an acid halide method for example, an acid halide method, an acid anhydride method, a coupling method, etc. can be used, but a force-supplying method using a condensing agent is desired.
- a condensing agent 1-ethyl (3—dimethylaminopropyl) force is not immobilized (EDC), 1-ethyl (3—dimethyl) Nolamine pill mouth) Carpodiimide hydrochloride
- EEDC. HC 1 dicyclohexyl canole pozi-imid
- DC C Carbide imidazole
- EEDQ 1—Ethoxycarbonyl 1—Ethoxy 1,2—Dihydroquinone
- DPPA diphenylphosphorinoleazide
- the condensing agent is preferably used in an amount of 0.5 to 20 times, more preferably 1 to 10 times, the mole of the hydrophobic compound.
- N—Hydroxy succinimide (HONS u)
- 1—Hydroxy benzotriazole (HOB t)
- N—Hydro It is possible to coexist with ROXY-5-NOREVOLONEN-1,2,3-DICALBONIC IMIDE (HONB).
- the amount of the hydrophobic compound used in the reaction for binding the hydrophobic compound to the raw material copolymer is not particularly limited, but one equivalent of the carboxy group of the raw material copolymer is usually used. On the other hand, 0.1 to 2 m is required.
- the condensation reaction is preferably performed in a solvent.
- the solvent include N, N-dimethyl honoleamide (DMF) and dimethyl sulfoxyl.
- various solvents such as sodium hydroxide (DMSO), dioxane, tetrahydrofuran (THF), water and a mixed solvent thereof can be used without any particular limitation.
- the amount of the solvent to be used is not particularly limited, but is usually 1 to 500 times the weight of the raw material copolymer.
- the condensation reaction is preferably performed in a range of 110 to 50, and particularly, It is preferable to carry out between 5 and 40. Performing the reaction for 2 to 48 hours is sufficient.
- the high molecular weight block copolymer-drug complex pharmaceutical preparation of the present invention can be produced, for example, by the following method.
- a solvent may be, for example, N, N-dimethylhonoleamide (DMF), dimethylsulfoxide (DMSO), dioxane, tetrahydro.
- DMF N, N-dimethylhonoleamide
- DMSO dimethylsulfoxide
- THF dioxane
- tetrahydro tetrahydro.
- various substances such as drofuran (THF), water and a mixed solvent thereof can be used, they are preferably DMF or a mixed solvent of DMF and water.
- the desired high molecular block copolymer-drug complex pharmaceutical preparation can be obtained.
- the other drugs may be added to the polymer block copolymer together with the 2,3 or tetramer of the anthracycline compound. 1 to 200 overlap%.
- a solvent for dissolving a polymer block copolymer in a solvent is, for example, N.N.-dimethyl honolem amide (DMF), dimethyl alcohol
- DMF N.N.-dimethyl honolem amide
- DMS 0 norefoxide
- DFS 0 dioxan
- THF tetrahydrofuran
- DMF or a mixed solvent of DMF and water is used as an anthracycline-based compound or a salt thereof (for example, the above-mentioned anthracycline).
- Add a base and stir.
- a desired high molecular block copolymer / drug complex pharmaceutical preparation can be obtained.
- composition ratio can be controlled by the following method. For example, the amount of an anthracycline-based compound or a salt thereof (an anthracycline-based anticancer agent) is determined based on the amount of the polymer block copolymer used. Or the pH of the resulting polymer block copolymer-drug complex in the resulting pharmaceutical preparation. Controls the composition ratio of 2,3 or tetramers of anthracycline compounds and anthracycline compounds (anthracycline anticancer agents) I can control it.
- the present invention provides a polymer block copolymer having a hydrophilic polymer structural portion and a hydrophobic polymer structural portion, which forms a monomer having a hydrophilic portion as an outer shell.
- This is a high molecular weight block copolymer-drug complex drug formulation containing an anthracycline anticancer drug in a hydrophobic inner core.
- 1 hour after the amount of anthracyclin-based anticancer drug in the administered drug is 100 Amount of anthracycline anticancer drug in mouse plasma lm1 (% o Dosem 1) ⁇ 10 or more, preferably 20 to 60 About.
- the above-mentioned 2,3 or tetramer of an anthracycline-based compound is added to the inner core of the micelle.
- high-molecular-weight block copolymer-one-drug complex pharmaceutical preparations that are contained together with carcinogenic anticancer agents.
- the pharmacological effect of the high molecular weight block copolymer-drug complex pharmaceutical preparation of the present invention is high.
- the anticancer activity when used as an anticancer agent is determined by comparing adriamycin and the dosage.
- it is an epoch-making one.
- the use of conventional anticancer drugs has a very remarkable effect of eliminating solid tumors, which has been difficult. Therefore, lung cancer, gastrointestinal cancer, breast cancer, bladder cancer, and bone cancer can be obtained. It is particularly effective for patients with solid cancer such as sarcoma.
- the high molecular weight block copolymer-drug complex pharmaceutical preparation of the present invention also has an excellent effect of low toxicity.
- the pharmaceutical preparation of the present invention may be a solid preparation mixed with pharmaceutically acceptable excipients such as carriers, excipients, diluents, and solubilizing agents, such as various commonly used dosage forms, It can be used in the form of plasters, liquids, etc., but when used as an anticancer agent, it is usually used as an injection, and the ratio of additives is 99.99-1% of the total It is preferred that
- the dose of administration is usually 1 to 3 times per week, calculated as the total amount of 2,3 or tetramers of anthracyclines and other drugs. In a single dose, the dose is about 10 to 200 mg / m 2 weeks.
- the dimer of this adorrier machine has the infrared absorption spectrum, ultraviolet absorption spectrum, and mass spectrum obtained by LCZMS shown above.
- the resulting adriamycin dimer was acid-treated with 1% acetic acid, and the resulting masked matgram of the resulting product is shown in FIG.
- Adriamycin hydrochloride 500 mg was dissolved in a mixed solvent consisting of DMF (40 ml) and methanol (40 ml), and triethyl was added.
- the mass spectrum of the adriamycin dimer was the same as previously shown.
- Downtown Machinery and Adria Figure 12 shows the mass spectrometry of the dimer of the machine. Under this reaction condition, no two downtown mycins were formed. The equipment and conditions for obtaining these spectra are the same as those shown above.
- One end methoxy group One end 3 — Polymethyl glycol (PEG — NH 2 ) with amino group mouth pill group (Molecular weight 13, 900) 20 0.0 g was dissolved in 100 ml of N, N-dimethylformamide (DMF). To the solution was added 15.0 g of -pentanol L-aspartate N-force oleonic anhydride (BLA-NCA). After performing the polymerization reaction for 24 hours while stirring on a 35 ⁇ warm bath, the polymerization solution was added to a 0.5 N aqueous sodium hydroxide solution while stirring on an ice bath. In addition, the mixture was stirred for 20 minutes.
- DMF N, N-dimethylformamide
- BLA-NCA -pentanol L-aspartate N-force oleonic anhydride
- the obtained PEG-P (A sp.) ADR has the structure of the above formula (2), R and R are methyl groups, R 2 is a trimethylene group, and R 3 is a methyl group. And a part of R 4 is a hydroxyl group and the remainder is the above-mentioned residue formula (3) [Y is CH 2 OH, Z is H]
- the dolphin mycin content was 32.3%, but showed good water solubility.
- PEG-P A sp.
- ADR lS mg Z ml (adria Dissolve 20 ml of aqueous solution (converted to meisin) and 258.8 mg of adriamycin hydrochloride in 60 ml of DMF, and dissolve in 100 ml of triethylamine.
- the concentration of adriamycin (1peak) was 3.06 mgm, and the concentration of adriamycin dimer (2peak) was 38 mgm1.
- the weight ratio of the adriamycin and the adriamycin dimer was 04.
- aqueous solution of a block copolymer-drug complex pharmaceutical preparation was obtained.
- the resulting aqueous solution had the HPLC chromatogram shown in FIG.
- the peak in the figure is an adria mine
- the peak in (2) is a dimer of the adria mine
- the peak in (3) is a broad peak.
- a lock is an admiral machine tied to a polymer.
- the concentration of adriamycin (1 peak) is 3.01 mg / ml
- the concentration of adriamycin dimer (2peak) is 0. It was 39 mg / m 1.
- the weight ratio of the adriamycin to the adriamycin dimer was 1: 0.13.
- the HPLC measurement conditions were the same as in Example 3.
- Aqueous solution of 12 mg / m 1 (converted to Adria Mycin) of PEG-P (A sp.) ADR prepared in Example 3 The mixture was diluted by adding m 1 and then freeze-dried. Redissolved in 20 ml of water, adjusted the pH with aqueous acetic acid and sodium acetate, and finally adjusted to a 30 mM acetate buffer (pH 5.0). ) The solution was adjusted to 40 ml. Adiamicin hydrochloride (128 mg) was added, and the mixture was stirred for 2 days at room temperature under light shielding.
- the resulting aqueous solution had the HPLC chromatogram shown in FIG.
- the peak in (a) is the Adria Machine
- the beak in (2) is the dimer of Adria Machine
- the peak in (3) is a broad peak.
- a mark is an admiral machine tied to a polymer.
- the concentration of adriamycin (1peak) is 2.99 mg / ml, and the concentration of adriamycin dimer (2peak) is 0. It was 27 mg / ml.
- the weight ratio of the adriamycin to the adriamycin dimer was 1: 0.09. HPLC measurement conditions are the same as in Example 3. Application example 1
- the antitumor cancer effect of the drug was determined from the pain growth curve, the number of tumor disappearing mice, and the chemotherapy index. The results are shown in Tables 1 and 2 and Figures 16 and 7. A wider range of doses can be obtained when the block copolymer-drug complex pharmaceutical preparations of Examples 3 to 5 are administered as compared with the case where adriamycin hydrochloride is administered. More tumor disappearing mice were observed. In particular, the pharmaceutical preparation of Example 3 having a large amount of the dimer of adriamycin had the best results in terms of complete cure rate and chemotherapy index.
- the adriamycin content was 32.4%, indicating good water solubility.
- the resulting aqueous solution had the HPLC chromatogram shown in FIG. 18.
- the peak in the figure is an admiration machine
- the peak in (2) is a dimer of the admiration machine
- the peak in (3) is a broad peak.
- a mark is an admiral machine tied to a polymer.
- the concentration of Adria Mycin ( ⁇ peak) is 1.29 mg / ml
- the concentration of Adria Mycin's dimer (2peak) is It was 1.36 mg / ml.
- the weight ratio of the 2S form between Adria and Adria was 0.05.
- HPLC measurement conditions are the same as in Example 3.
- VANTECUK 50 (fraction molecule 50,000) ultra-thin «Purified and concentrated by ultra-extinction through the membrane to produce a block copolymer-drug complex drug formulation 2.3 ml of an aqueous solution of was obtained.
- the resulting aqueous solution had the HPLC chromatogram shown in FIG.
- the peaks in the figure are Adria Machine
- the peaks in (2) are 2S bodies of Adria Machine
- the peaks in (3) are broad.
- the mark is an admiration machine that matches the polymer.
- the concentration of adriamycin (1peak) is 3.41 mg / ml
- the concentration of adriamycin dimer (2peak) is It was 0.95 mg Z ml.
- the ratio of the lightning amount of the adriamycin and the adriamycin dimer was 028.
- HPLC measurement conditions are the same as in Example 3.
- One-end methoxy base One-end 3 — Polymethyl glycol (PEG — NH 2 ) of amino-opening pill group (molecular weight 14, 500)
- PEG polymethyl glycol
- DMF N, N-dimethylformamide
- BLA-NCA mono-N-carboxylic acid anhydride
- the pH was adjusted to about 4 by adding 2N hydrochloric acid thereto, and the pH was adjusted to 4 after adding distilled water to dilute the total amount to 20 liters.
- the concentrate was purified using a sulfonate ion exchange resin (Amberlite IR-1220B) column.
- the eluate was concentrated under reduced pressure, freeze-dried, and dried to obtain a polyethylene glycol block copolymer (PEG-P (Asp. )) 1 9. I got O lg.
- ADR has the structure of the above formula (2), R, is a methyl group, R 2 is a trimethylene group, and R 3 is a methyl group.
- the inner solution was freeze-dried. Redissolve in water ADVAN Purification and concentration were achieved by extinction using a TECUK — 50 (molecular weight cutoff: 50, 000) ultra-thin membrane. Further, the mixture was filtered using a filter of No. 45 to obtain 59.4 ml of an aqueous solution of a block copolymer-drug complex drug preparation. The resulting aqueous solution had the HPLC chromatogram shown in FIG. In the figure, the beak in the figure is an admiration machine, the peak in (2) is a dimer of adriamycin, and the peak in (3) is a broad peak.
- a mark is an adria miracle bound to a polymer.
- the concentration of Adriamycin (1peak) is 1.10 mg / ml, and the concentration of the dimer of Adriamycin (2peak) is 3 mg / ml. It was 7 mg / ml.
- the weight ratio of the adriamycin to adriamycin dimer was 1: 2.79. HPLC measurement conditions are the same as in Example 3.
- aqueous solution of a block copolymer-drug complex drug preparation was obtained by filtering using a 0.45 mm filter.
- the resulting aqueous solution had the HPLC chromatogram shown in FIG. 21.
- peaks in the figure are Adria Machine
- peaks in (2) are dimers of Adria Machine
- peaks in (3) are broad.
- the mark is an adria miracle adapted to the polymer.
- the concentration of adriamycin (1peak) is 1.98 mg / ml
- concentration of adriamycin dimer (2peak) is 0 2 mg
- the weight ratio of the adriamycin to the adriamycin dimer was 1: 0.06.
- the measurement conditions for HPLC were the same as in Example 3.
- the solution was filtered using a 0.45 // filter to obtain 15.2 ml of an aqueous solution of a block copolymer-drug complex drug preparation.
- the resulting aqueous solution had the HPLC chromatogram shown in FIG.
- the peak in the figure is an admiration machine
- the peak in (2) is a dimer of adriamycin
- the peak in (3) is a broad peak.
- a mark is an admiral machine tied to a polymer.
- the concentration of adriamycin (1peak) is 1.04 mg Z ml
- the adriamycin dimer (2peak) has a concentration of 0 mg. It was 8 mg / m 1.
- the weight ratio of the adriamycin to the adriamycin dimer was 1: 0.85.
- the HPLC measurement conditions were the same as in Example 3.
- adriamycin dimer (103.5 mg) and adriamycin hydrochloride (49.1 mg) prepared in Example 1 (2) were combined with DMF (6.5 m). 1 and the PEG-P prepared in Example 8.
- (A sp.) 12 mg / ml (adria mycin conversion) of ADR was mixed with 23 ml of an aqueous solution, and the mixture was stirred at room temperature for 2 hours under shading.
- Purification and concentration were carried out by ultrafiltration in the supermembrane. Further, the mixture was destroyed with a 0.45 filsator to obtain 14.9 ml of an aqueous solution of a block copolymer-drug complex drug preparation.
- the obtained aqueous solution had the HPLC chromatogram shown in FIG. 23.
- the peak in (a) is an admiration machine
- the peak in (2) is a dimer of adriamycin
- the peak in (3) is a short-circuited peak.
- a mark is an adria miracle bound to a polymer.
- the concentration of Adriamycin (1peak) is 3 mg / m 1 and the concentration of Adriamycin's dimer (2peak) is 2.776. mg
- the weight ratio of the adriamycin to the adriamycin dimer was 1: 2.44.
- the measurement conditions for HPLC were the same as in Example 3.
- DCC dicyclohexyl carbodiimide
- the concentration of Adria Mycin (1peak) is 1.07 mg Z ml, and the concentration of Adria Mycin (2 peaks) is 3 mg. It was ZS mg Z ml.
- the weight ratio of the adriamycin to the adriamycin dimer was 1: 3.05.
- the HPLC measurement conditions were the same as in Example 3.
- Mouse colon carcinoma Co 10 ⁇ 26 cells were implanted subcutaneously subcutaneously in the dorsal side of the mouse with CDF 1 mesh, and were prepared in Example 6 or 7 12 days later.
- the block copolymer-drug conjugate pharmaceutical preparation or 14 C-labeled adriamycin hydrochloride was intravenously administered. Each drug was dissolved in physiological saline before use. 15 minutes after administration,, 4, 24,
- the chronological change of the total amount (% 0 f Dose / g) The conversion is shown in Table 5.
- the pharmaceutical preparation of the present invention has an initial concentration which is slightly lower and decreases with time as compared with the case where a single agent of adriamycin hydrochloride is administered.
- the concentration of the drug was accumulated in the tumor part, and it tended to increase over time.
- the pharmaceutical preparation of Example 6 in which the ratio of the dimer of adriamycin was high, the tumor accumulation was more remarkable.
- Mouse colon cancer Co 1 on 26 cells were implanted subcutaneously in the dorsal area of the mouse in CDF 1 mouse, and the tumor volume reached around 100 mm 3 . 8 or 1 time for the block copolymer-one-drug conjugate drug formulation or the adriamycin hydrochloride prepared in 1 was administered (indicated by an arrow in the figure), and the antitumor effect was examined. With respect to the pharmaceutical preparation of Example 8, the study was also conducted with the first single administration. Each drug was dissolved in physiological saline before use. In addition, all doses were used in terms of the amount of Adria Machine in peak (1) in the HPLC chromatogram.
- the antitumor effect of the drug was determined based on the tumor growth curve and the number of tumor disappearing mice, and the results are shown in Table 6 and FIGS. 25, 26, and 27.
- the pharmaceutical preparations of Examples 8 and 12 were administered compared to the case where Adriamycin hydrochloride was administered. In this case, more tumor disappearing mice were observed in the wider administration S.
- Mouse colon cancer Co1 on 26 cells were implanted subcutaneously in the dorsal region of the mouse in CDF1 mice. Eight days later, the blocks prepared in Example 8 or 9 were used.
- the polymer-drug conjugate pharmaceutical formulation was administered intravenously. Each drug was dissolved in physiological saline before use. Blood and various organs were removed at 15 minutes, 14, 24, and 48 hours after administration. Extraction of the drug using an organic solvent and measurement of the drug by HPLC yields two levels of adriamycin and adriamycin in plasma and tumors. I asked for body concentration.
- the amount of adriamycin in the administered drug Assuming the amount of adriamycin in the administered drug to be 100, the amount of adriamycin in lml of plasma (% of Dose Z ml) When the dimer of adriamycin in the administered drug is 100, the dimer of adriamycin in plasma lm1 is 100%. Table 7 shows the time-dependent changes in the degree (% of Dose Z ml). In the pharmaceutical preparation of Example 8 in which the ratio of the dimer of adriamycin was high, the retention in blood was significantly improved.
- Amount of adriamycin in tumor tissue lg (% of Dose / g) when the location of adriamycin in the administered drug is 100 Assuming that the amount of the adriamycin dimer in the administered drug is 100, the dimer of adriamycin in 1 g of the tumor tissue is obtained.
- Table 8 shows the time course of ⁇ (% of Dose Z g). In the pharmaceutical preparation of Example 8, in which the ratio of the dimer of adriamycin was high, the tumor accumulation was significantly improved.
- Mouse colorectal cancer Co0n26 cells were implanted subcutaneously in the dorsal area of the mouse in CDF1 mice, and the mice prepared in Examples 8, 10 or 12 one day later were transplanted.
- a lock copolymer-drug complex drug formulation was administered intravenously. Each drug was dissolved in physiological saline before use. Blood and various organs were removed 124 hours after administration. By extracting the drug using an organic solvent and measuring it by HPLC, it is possible to obtain adriamycin and adriamycin dimer in plasma and tumor. The concentration of was determined.
- the amount of adriamycin in the administered drug is 100, the amount of adriamycin in lml of plasma (% of Dose / m1), Assuming that the amount of adriamycin dimer in the administered drug is 100, the amount of adriamycin dimer in plasma lm1 ( % Of Dose / m 1) Changes over time are shown in the side 9.
- the pharmaceutical preparation of Example 8 is almost reproducible with Application Example 4. The result was very good.
- the ratio of the dimer of adriamycin is lower than that of the pharmaceutical preparation of Example 8.
- the pharmaceutical preparation of Example 10 had a slightly lower blood retention. Assuming that the amount of adriamycin in the administered drug is 100, the amount of adriamycin in 1 g of tumor (%
- Example 8 when the amount of adriamycin dimer in the administered drug is 100, the adriamycin in 1 g of tumor is obtained.
- the time course of the amount of the dimer of cin (% 0 f Dose / g is shown in Table 10.
- the pharmaceutical preparation of Example 8 is almost reproducible as in Application Example 4.
- the ratio of the adriamycin dimer was lower than that of the pharmaceutical preparation of Example 8, and the pharmaceutical preparation of Example 10 also had slightly lower tumor accumulation.
- the high molecular weight block copolymer-drug complex pharmaceutical preparation containing a 2, 3 or tetramer of the present invention is obtained by incorporating a drug such as an anticancer drug into the core of the micelle.
- a drug such as an anticancer drug
- the present invention can provide a very useful pharmaceutical preparation.
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Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51067097A JP4039466B2 (ja) | 1995-09-29 | 1996-09-26 | 新規アンスラサイクリン系化合物誘導体及びそれを含む医薬製剤 |
US08/836,965 US6080396A (en) | 1995-09-29 | 1996-09-26 | Anthracycline compound derivative and pharmaceutical preparation containing the same |
CA002206333A CA2206333C (en) | 1995-09-29 | 1996-09-26 | Novel anthracycline compound derivative and pharmaceutical preparation containing the same |
DE69625326T DE69625326T2 (de) | 1995-09-29 | 1996-09-26 | Anthracyclinderivate und sie enthaldende medizinische zubereitungen |
BRPI9606674-1A BR9606674B1 (pt) | 1995-09-29 | 1996-09-26 | novo derivado de composto de antraciclina e preparação farmacêutica contendo o mesmo. |
EP96932005A EP0795561B1 (en) | 1995-09-29 | 1996-09-26 | Novel anthracycline compound derivatives and medicinal preparations containing the same |
Applications Claiming Priority (2)
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JP7/253404 | 1995-09-29 | ||
JP25340495 | 1995-09-29 |
Publications (1)
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WO1997012895A1 true WO1997012895A1 (fr) | 1997-04-10 |
Family
ID=17250915
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP1996/002789 WO1997012895A1 (fr) | 1995-09-29 | 1996-09-26 | Nouveaux derives de composes d'anthracycline, et preparations medicamenteuses les contenant |
Country Status (9)
Country | Link |
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US (1) | US6080396A (ja) |
EP (1) | EP0795561B1 (ja) |
JP (1) | JP4039466B2 (ja) |
KR (1) | KR100413029B1 (ja) |
CN (2) | CN1069099C (ja) |
BR (1) | BR9606674B1 (ja) |
DE (1) | DE69625326T2 (ja) |
ES (1) | ES2185801T3 (ja) |
WO (1) | WO1997012895A1 (ja) |
Cited By (6)
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WO2003000771A1 (fr) | 2001-06-20 | 2003-01-03 | Nippon Kayaku Kabushiki Kaisha | Copolymere bloc a taux d'impuretes reduit, support polymere, preparations pharmaceutiques sous forme polymere et procede de preparation associe |
JPWO2006003731A1 (ja) * | 2004-07-05 | 2008-04-17 | 財団法人神奈川科学技術アカデミー | 高分子ミセル型mri造影剤 |
WO2008047948A1 (fr) | 2006-10-19 | 2008-04-24 | Nanocarrier Co., Ltd. | Copolymère bloc pour complexe médicamenteux et composition pharmaceutique |
EP2193808A1 (en) | 1999-08-21 | 2010-06-09 | Nycomed GmbH | Synergistic combination |
US8524783B2 (en) | 2009-04-30 | 2013-09-03 | Intezyne Technologies, Incorporated | Polymer micelles containing anthracylines for the treatment of cancer |
US8524784B2 (en) | 2009-04-30 | 2013-09-03 | Intezyne Technologies, Incorporated | Polymer micelles containing anthracylines for the treatment of cancer |
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EP0971716A4 (en) * | 1996-03-22 | 2000-01-19 | Waldemar Priebe | UP TO ANTHRACYCLINE WITH HIGH EFFECTIVENESS AGAINST DOXORUBICIN RESISTANT TUMORS |
CN1253480C (zh) * | 1998-06-04 | 2006-04-26 | 花王株式会社 | 聚合物乳液及其制造方法 |
US6338859B1 (en) * | 2000-06-29 | 2002-01-15 | Labopharm Inc. | Polymeric micelle compositions |
US6939564B2 (en) | 2001-06-08 | 2005-09-06 | Labopharm, Inc. | Water-soluble stabilized self-assembled polyelectrolytes |
JP4063510B2 (ja) * | 2001-07-13 | 2008-03-19 | ナノキャリア株式会社 | 薬物含有高分子ミセルの凍結乾燥用組成物およびその凍結乾燥製剤 |
JP2004018494A (ja) * | 2002-06-19 | 2004-01-22 | Japan Science & Technology Corp | ブロック共重合体−薬剤複合体の製造法 |
US20050004038A1 (en) * | 2003-06-27 | 2005-01-06 | Lyon Robert P. | Bivalent inhibitors of Glutathione-S-Transferases |
US7311901B2 (en) * | 2003-10-10 | 2007-12-25 | Samyang Corporation | Amphiphilic block copolymer and polymeric composition comprising the same for drug delivery |
US20050226932A1 (en) * | 2004-04-09 | 2005-10-13 | Samyang Corporation | Pharmaceutical formulations for itraconazole |
EP2214503A1 (en) * | 2007-10-15 | 2010-08-11 | Revolymer Limited | Solvent-free synthesis of amphiphilic polymeric material |
CA2756072A1 (en) * | 2009-03-30 | 2010-10-14 | Cerulean Pharma Inc. | Polymer-agent conjugates, particles, compositions, and related methods of use |
WO2010114768A1 (en) * | 2009-03-30 | 2010-10-07 | Cerulean Pharma Inc. | Polymer-epothilone conjugates, particles, compositions, and related methods of use |
WO2010114770A1 (en) * | 2009-03-30 | 2010-10-07 | Cerulean Pharma Inc. | Polymer-agent conjugates, particles, compositions, and related methods of use |
WO2010127154A1 (en) * | 2009-04-30 | 2010-11-04 | Intezyne Technologies, Incorporated | Polymers for polynucleotide encapsulation |
WO2013124867A1 (en) | 2012-02-21 | 2013-08-29 | Amrita Vishwa Vidyapeetham University | Polymer - polymer or polymer - protein core - shell nano medicine loaded with multiple drug molecules |
WO2014141289A1 (en) | 2013-03-12 | 2014-09-18 | Amrita Vishwa Vidyapeetham University | Photo - chemo composition on the basis of microcapsules with a core -shell structure |
CN106947107B (zh) * | 2017-03-24 | 2019-08-09 | 西北工业大学 | 孔壁上接枝有阿霉素的超支化聚苯乙烯多孔膜的制备方法 |
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JPH035494A (ja) * | 1989-05-19 | 1991-01-11 | Bristol Myers Squibb Co | 二量体エピポドフィロトキシングルコシド誘導体 |
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US4263428A (en) * | 1978-03-24 | 1981-04-21 | The Regents Of The University Of California | Bis-anthracycline nucleic acid function inhibitors and improved method for administering the same |
FR2522269A1 (fr) * | 1982-02-26 | 1983-09-02 | Pasteur Institut | Agents antitumoraux, tels que la daunorubicine, a efficacite amelioree, leur obtention et procede pour augmenter l'efficacite des agents antitumoraux |
JP2517760B2 (ja) * | 1989-05-11 | 1996-07-24 | 新技術事業団 | 水溶性高分子化医薬製剤 |
JP2626654B2 (ja) * | 1990-03-31 | 1997-07-02 | 科学技術振興事業団 | 標的指向性高分子医薬化合物及びその中間体 |
JP3310000B2 (ja) * | 1990-11-07 | 2002-07-29 | 靖久 桜井 | 水溶性高分子抗癌剤及び薬物担持用担体 |
JP3111099B2 (ja) * | 1991-10-31 | 2000-11-20 | 科学技術振興事業団 | 水溶性高分子化薬剤の製造法 |
JPH05117385A (ja) * | 1991-10-31 | 1993-05-14 | Res Dev Corp Of Japan | ブロツク共重合体の製造法、ブロツク共重合体及び水溶性高分子抗癌剤 |
KR940003548U (ko) * | 1992-08-14 | 1994-02-21 | 김형술 | 세탁물 건조기 |
JP3270592B2 (ja) * | 1992-10-26 | 2002-04-02 | 日本化薬株式会社 | ブロック共重合体−抗癌剤複合体医薬製剤 |
JPH06206830A (ja) * | 1992-10-27 | 1994-07-26 | Nippon Kayaku Co Ltd | ブロック共重合体−薬剤複合体及び高分子ブロック共重合体 |
JP3682475B2 (ja) * | 1993-08-31 | 2005-08-10 | 靖久 桜井 | 水溶性抗癌剤 |
JP2690276B2 (ja) * | 1995-01-10 | 1997-12-10 | 科学技術振興事業団 | 静電結合型高分子ミセル薬物担体とその薬剤 |
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1996
- 1996-09-26 WO PCT/JP1996/002789 patent/WO1997012895A1/ja active IP Right Grant
- 1996-09-26 BR BRPI9606674-1A patent/BR9606674B1/pt not_active IP Right Cessation
- 1996-09-26 KR KR1019970703611A patent/KR100413029B1/ko not_active IP Right Cessation
- 1996-09-26 CN CN96191130A patent/CN1069099C/zh not_active Expired - Fee Related
- 1996-09-26 DE DE69625326T patent/DE69625326T2/de not_active Expired - Lifetime
- 1996-09-26 JP JP51067097A patent/JP4039466B2/ja not_active Expired - Lifetime
- 1996-09-26 ES ES96932005T patent/ES2185801T3/es not_active Expired - Lifetime
- 1996-09-26 EP EP96932005A patent/EP0795561B1/en not_active Expired - Lifetime
- 1996-09-26 US US08/836,965 patent/US6080396A/en not_active Expired - Fee Related
-
2000
- 2000-07-11 CN CNB001219014A patent/CN1155392C/zh not_active Expired - Fee Related
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JPH035494A (ja) * | 1989-05-19 | 1991-01-11 | Bristol Myers Squibb Co | 二量体エピポドフィロトキシングルコシド誘導体 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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EP2193808A1 (en) | 1999-08-21 | 2010-06-09 | Nycomed GmbH | Synergistic combination |
WO2003000771A1 (fr) | 2001-06-20 | 2003-01-03 | Nippon Kayaku Kabushiki Kaisha | Copolymere bloc a taux d'impuretes reduit, support polymere, preparations pharmaceutiques sous forme polymere et procede de preparation associe |
JPWO2006003731A1 (ja) * | 2004-07-05 | 2008-04-17 | 財団法人神奈川科学技術アカデミー | 高分子ミセル型mri造影剤 |
JP4758346B2 (ja) * | 2004-07-05 | 2011-08-24 | 財団法人神奈川科学技術アカデミー | 高分子ミセル型mri造影剤 |
WO2008047948A1 (fr) | 2006-10-19 | 2008-04-24 | Nanocarrier Co., Ltd. | Copolymère bloc pour complexe médicamenteux et composition pharmaceutique |
US8519051B2 (en) | 2006-10-19 | 2013-08-27 | Nanocarrier Co., Ltd. | Block copolymer for drug conjugates and pharmaceutical composition |
US8524783B2 (en) | 2009-04-30 | 2013-09-03 | Intezyne Technologies, Incorporated | Polymer micelles containing anthracylines for the treatment of cancer |
US8524784B2 (en) | 2009-04-30 | 2013-09-03 | Intezyne Technologies, Incorporated | Polymer micelles containing anthracylines for the treatment of cancer |
US8629186B2 (en) | 2009-04-30 | 2014-01-14 | Intezyne Technologies, Inc. | Polymer micelles containing anthracyclines for the treatment of cancer |
Also Published As
Publication number | Publication date |
---|---|
BR9606674B1 (pt) | 2010-08-10 |
CN1069099C (zh) | 2001-08-01 |
KR100413029B1 (ko) | 2004-04-30 |
DE69625326D1 (de) | 2003-01-23 |
US6080396A (en) | 2000-06-27 |
ES2185801T3 (es) | 2003-05-01 |
BR9606674A (pt) | 1997-10-21 |
EP0795561B1 (en) | 2002-12-11 |
KR987000322A (ko) | 1998-03-30 |
EP0795561A4 (en) | 1998-11-11 |
CN1155392C (zh) | 2004-06-30 |
CN1165518A (zh) | 1997-11-19 |
EP0795561A1 (en) | 1997-09-17 |
JP4039466B2 (ja) | 2008-01-30 |
CN1288728A (zh) | 2001-03-28 |
DE69625326T2 (de) | 2003-09-18 |
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