JPH10508299A - タンパク質ミクロスフェア、フィルムおよびコーティングの調製 - Google Patents
タンパク質ミクロスフェア、フィルムおよびコーティングの調製Info
- Publication number
- JPH10508299A JPH10508299A JP8512438A JP51243896A JPH10508299A JP H10508299 A JPH10508299 A JP H10508299A JP 8512438 A JP8512438 A JP 8512438A JP 51243896 A JP51243896 A JP 51243896A JP H10508299 A JPH10508299 A JP H10508299A
- Authority
- JP
- Japan
- Prior art keywords
- protein
- microspheres
- aqueous solution
- prepared
- hydroxy acid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004005 microsphere Substances 0.000 title claims abstract description 73
- 102000004169 proteins and genes Human genes 0.000 title claims abstract description 52
- 108090000623 proteins and genes Proteins 0.000 title claims abstract description 52
- 238000000576 coating method Methods 0.000 title claims abstract description 25
- 238000002360 preparation method Methods 0.000 title abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 90
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000007864 aqueous solution Substances 0.000 claims abstract description 25
- 229940061720 alpha hydroxy acid Drugs 0.000 claims abstract description 24
- 150000001280 alpha hydroxy acids Chemical class 0.000 claims abstract description 24
- 235000014655 lactic acid Nutrition 0.000 claims abstract description 20
- 239000004310 lactic acid Substances 0.000 claims abstract description 20
- 102000035118 modified proteins Human genes 0.000 claims abstract description 20
- 108091005573 modified proteins Proteins 0.000 claims abstract description 20
- 239000000203 mixture Substances 0.000 claims abstract description 19
- 239000000243 solution Substances 0.000 claims abstract description 16
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 claims abstract description 6
- AFENDNXGAFYKQO-UHFFFAOYSA-N 2-hydroxybutyric acid Chemical compound CCC(O)C(O)=O AFENDNXGAFYKQO-UHFFFAOYSA-N 0.000 claims abstract 2
- 235000018102 proteins Nutrition 0.000 claims description 49
- 239000010408 film Substances 0.000 claims description 23
- 102000009027 Albumins Human genes 0.000 claims description 22
- 108010088751 Albumins Proteins 0.000 claims description 22
- 238000005354 coacervation Methods 0.000 claims description 21
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical group CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 20
- 108010058846 Ovalbumin Proteins 0.000 claims description 18
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- 239000003921 oil Substances 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 102000008100 Human Serum Albumin Human genes 0.000 claims description 5
- 108091006905 Human Serum Albumin Proteins 0.000 claims description 5
- 239000013543 active substance Substances 0.000 claims description 5
- 229920001223 polyethylene glycol Polymers 0.000 claims description 5
- 239000002202 Polyethylene glycol Substances 0.000 claims description 4
- 239000003085 diluting agent Substances 0.000 claims description 4
- 239000006185 dispersion Substances 0.000 claims description 4
- 239000003937 drug carrier Substances 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 239000008194 pharmaceutical composition Substances 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- 108010010803 Gelatin Proteins 0.000 claims description 3
- 230000000890 antigenic effect Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 239000003814 drug Substances 0.000 claims description 3
- 238000009472 formulation Methods 0.000 claims description 3
- 229920000159 gelatin Polymers 0.000 claims description 3
- 239000008273 gelatin Substances 0.000 claims description 3
- 235000019322 gelatine Nutrition 0.000 claims description 3
- 235000011852 gelatine desserts Nutrition 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 108010076119 Caseins Proteins 0.000 claims description 2
- 108010035532 Collagen Proteins 0.000 claims description 2
- 102000008186 Collagen Human genes 0.000 claims description 2
- 108010049003 Fibrinogen Proteins 0.000 claims description 2
- 102000008946 Fibrinogen Human genes 0.000 claims description 2
- 241001465754 Metazoa Species 0.000 claims description 2
- 229920002494 Zein Polymers 0.000 claims description 2
- 108010055615 Zein Proteins 0.000 claims description 2
- 239000005018 casein Substances 0.000 claims description 2
- BECPQYXYKAMYBN-UHFFFAOYSA-N casein, tech. Chemical compound NCCCCC(C(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(CC(C)C)N=C(O)C(CCC(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(C(C)O)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(COP(O)(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(N)CC1=CC=CC=C1 BECPQYXYKAMYBN-UHFFFAOYSA-N 0.000 claims description 2
- 235000021240 caseins Nutrition 0.000 claims description 2
- 229920001436 collagen Polymers 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 229940012952 fibrinogen Drugs 0.000 claims description 2
- 150000001261 hydroxy acids Chemical class 0.000 claims description 2
- 229920000620 organic polymer Polymers 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 230000007480 spreading Effects 0.000 claims description 2
- 238000003892 spreading Methods 0.000 claims description 2
- 229960005486 vaccine Drugs 0.000 claims description 2
- 239000005019 zein Substances 0.000 claims description 2
- 229940093612 zein Drugs 0.000 claims description 2
- RIZUCYSQUWMQLX-UHFFFAOYSA-N 2,3-dimethylbenzoic acid Chemical compound CC1=CC=CC(C(O)=O)=C1C RIZUCYSQUWMQLX-UHFFFAOYSA-N 0.000 claims 1
- 230000001413 cellular effect Effects 0.000 claims 1
- 238000003384 imaging method Methods 0.000 claims 1
- 238000002791 soaking Methods 0.000 claims 1
- 239000002105 nanoparticle Substances 0.000 description 13
- 235000019198 oils Nutrition 0.000 description 8
- 239000000725 suspension Substances 0.000 description 8
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 description 5
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 5
- 238000004132 cross linking Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- 238000001727 in vivo Methods 0.000 description 4
- 239000011859 microparticle Substances 0.000 description 4
- 239000004971 Cross linker Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000005119 centrifugation Methods 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 238000004945 emulsification Methods 0.000 description 3
- 239000007972 injectable composition Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000000527 sonication Methods 0.000 description 3
- 235000012424 soybean oil Nutrition 0.000 description 3
- 239000003549 soybean oil Substances 0.000 description 3
- 238000013456 study Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010382 chemical cross-linking Methods 0.000 description 2
- 239000003431 cross linking reagent Substances 0.000 description 2
- 238000004807 desolvation Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 238000012377 drug delivery Methods 0.000 description 2
- 210000000987 immune system Anatomy 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 231100001231 less toxic Toxicity 0.000 description 2
- 239000002077 nanosphere Substances 0.000 description 2
- 229920000747 poly(lactic acid) Polymers 0.000 description 2
- 108090000765 processed proteins & peptides Proteins 0.000 description 2
- 102000004196 processed proteins & peptides Human genes 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000012460 protein solution Substances 0.000 description 2
- 238000001694 spray drying Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 230000008685 targeting Effects 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- SJZRECIVHVDYJC-UHFFFAOYSA-N 4-hydroxybutyric acid Chemical compound OCCCC(O)=O SJZRECIVHVDYJC-UHFFFAOYSA-N 0.000 description 1
- 102000011632 Caseins Human genes 0.000 description 1
- 102000003886 Glycoproteins Human genes 0.000 description 1
- 108090000288 Glycoproteins Proteins 0.000 description 1
- 108090001030 Lipoproteins Proteins 0.000 description 1
- 102000004895 Lipoproteins Human genes 0.000 description 1
- 108010063312 Metalloproteins Proteins 0.000 description 1
- 102000010750 Metalloproteins Human genes 0.000 description 1
- 206010057249 Phagocytosis Diseases 0.000 description 1
- PRXRUNOAOLTIEF-ADSICKODSA-N Sorbitan trioleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](OC(=O)CCCCCCC\C=C/CCCCCCCC)[C@H]1OC[C@H](O)[C@H]1OC(=O)CCCCCCC\C=C/CCCCCCCC PRXRUNOAOLTIEF-ADSICKODSA-N 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000003146 anticoagulant agent Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000008081 blood perfusion Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 238000011088 calibration curve Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000009087 cell motility Effects 0.000 description 1
- 230000035602 clotting Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 238000013270 controlled release Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000012738 dissolution medium Substances 0.000 description 1
- 238000007922 dissolution test Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010102 embolization Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000028993 immune response Effects 0.000 description 1
- 238000003018 immunoassay Methods 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 238000002356 laser light scattering Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229920005615 natural polymer Polymers 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008782 phagocytosis Effects 0.000 description 1
- 230000010118 platelet activation Effects 0.000 description 1
- 229920001184 polypeptide Polymers 0.000 description 1
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- 238000013207 serial dilution Methods 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
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- 230000002537 thrombolytic effect Effects 0.000 description 1
- 230000017423 tissue regeneration Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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- 239000003981 vehicle Substances 0.000 description 1
Classifications
-
- 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
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/51—Nanocapsules; Nanoparticles
- A61K9/5107—Excipients; Inactive ingredients
- A61K9/513—Organic macromolecular compounds; Dendrimers
- A61K9/5169—Proteins, e.g. albumin, gelatin
-
- 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
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1605—Excipients; Inactive ingredients
- A61K9/1629—Organic macromolecular compounds
- A61K9/1658—Proteins, e.g. albumin, gelatin
-
- 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
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/51—Nanocapsules; Nanoparticles
- A61K9/5107—Excipients; Inactive ingredients
- A61K9/513—Organic macromolecular compounds; Dendrimers
- A61K9/5146—Organic macromolecular compounds; Dendrimers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyamines, polyanhydrides
- A61K9/5153—Polyesters, e.g. poly(lactide-co-glycolide)
-
- 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
- A61K9/70—Web, sheet or filament bases ; Films; Fibres of the matrix type containing drug
- A61K9/7007—Drug-containing films, membranes or sheets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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- Y10S977/00—Nanotechnology
- Y10S977/70—Nanostructure
- Y10S977/773—Nanoparticle, i.e. structure having three dimensions of 100 nm or less
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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- Y10S977/70—Nanostructure
- Y10S977/778—Nanostructure within specified host or matrix material, e.g. nanocomposite films
- Y10S977/779—Possessing nanosized particles, powders, flakes, or clusters other than simple atomic impurity doping
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10S977/827—Nanostructure formed from hybrid organic/inorganic semiconductor compositions
- Y10S977/829—Organic or biological core coated with inorganic shell
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- Y10S977/827—Nanostructure formed from hybrid organic/inorganic semiconductor compositions
- Y10S977/83—Inorganic core or cluster coated with organic or biological shell
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- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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- Y10S977/84—Manufacture, treatment, or detection of nanostructure
- Y10S977/849—Manufacture, treatment, or detection of nanostructure with scanning probe
- Y10S977/855—Manufacture, treatment, or detection of nanostructure with scanning probe for manufacture of nanostructure
- Y10S977/857—Manufacture, treatment, or detection of nanostructure with scanning probe for manufacture of nanostructure including coating
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- Y10S977/89—Deposition of materials, e.g. coating, cvd, or ald
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- Y10S977/904—Specified use of nanostructure for medical, immunological, body treatment, or diagnosis
- Y10S977/905—Specially adapted for travel through blood circulatory system
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10S977/915—Therapeutic or pharmaceutical composition
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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- Y10S977/918—Immunological
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10S977/902—Specified use of nanostructure
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- Y10S977/927—Diagnostic contrast agent
Landscapes
- Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Biomedical Technology (AREA)
- Nanotechnology (AREA)
- Medicinal Preparation (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Peptides Or Proteins (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.少なくとも1種のタンパク質または改変タンパク質から作製されるミクロス フェア、フィルム、またはコーティングを安定化させる方法であり、少なくとも 1種のα−ヒドロキシ酸またはその誘導体もしくは類似体の水溶液の存在下で、 該タンパク質ミクロスフェア、フィルム、またはコーティングを調製する工程を 包含する、方法。 2.前記α−ヒドロキシ酸が、グリコール酸、乳酸、α−ヒドロキシ酪酸、また はそれらの2種以上の混合物である、請求項1に記載の方法。 3.α−ヒドロキシ酸の前記誘導体が、ポリエチレングリコールに結合したα− ヒドロキシ酸である、請求項1に記載の方法。 4.前記α−ヒドロキシ酸が乳酸である、請求項2または3に記載の方法。 5.前記タンパク質がアルブミン、ゼラチン、コラーゲン、ゼイン、カゼイン、 またはフィブノーゲンである、前記請求項のいずれか1項に記載の方法。 6.前記タンパク質がヒト血清アルブミンである、請求項5に記載の方法。 7.前記タンパク質がオボアルブミンである、請求項5に記載の方法。 8.前記タンパク質がそれに付着した別の有機ポリマーを有することによって改 変される、前記請求項のいずれか1項に記載の方法。 9.前記請求項のいずれか1項に記載の方法であり、以下の具体的な工程: (a)少なくとも1種のタンパク質または改変タンパク質の水溶液と、少なく とも1種のα−ヒドロキシ酸またはその類似体もしくは誘導体の水溶液とを混合 する工程、 (b)工程(a)で調製された混合物に、コアセルベーション剤を添加して、 その結果、該タンパク質または改変タンパク質を取り込むミクロスフェアを形成 させる工程、 (c)該コアセルベーション剤を蒸発させる工程、および (d)該水溶液から該ミクロスフェアを回収する工程、 を包含する、方法。 10.前記コアセルベーション剤がアセトン、エタノール、およびイソプロパノ ールから選択される、請求項9に記載の方法。 11.前記コアセルベーション剤の添加前に、薬学的に活性な薬剤を工程(a) で調製された前記混合物に添加する、請求項9または請求項10に記載の方法。 12.前記コアセルベーション剤の添加前に、バイオイメージング手順により検 出可能な物質を、工程(a)で調製された混合物に添加する、請求項9または10 に記載の方法。 13.請求項1から8のいずれか1項に記載の方法であり、以下の具体的な工程 : (a)少なくとも1種のタンパク質または改変タンパク質の水溶液と、少なく とも1種のα−ヒドロキシ酸またはその類似体もしくは誘導体の水溶液とを混合 する工程、 (b)工程(a)で調製された混合物を水に非混和性の油に添加する工程、 (c)工程(b)で調製された混合物を撹拌して、ミクロスフェアを形成する 工程、 (d)該ミクロスフェアを該水に非混和性の油から回収する工程、 を包含する、方法。 14.前記水に非混和性の油からの回収前に、工程(c)で調製されたミクロス フェアに、溶媒を添加して分散を助ける、請求項13に記載の方法。 15.分散を助けるために添加する溶媒が、アセトンまたは酢酸エチルである、 請求項14に記載の方法。 16.前記水に非混和性の油からの回収前に、ミクロスフェアを音波処理する、 請求項13から15のいずれか1項に記載の方法。 17.薬学的に活性な薬剤を、前記水に非混和性の油との混合前に、工程(a) で調製された混合物に添加する、請求項13から16のいずれか1項に記載の方 法。 18.バイオイメージング手順によって検出可能な物質を、前記水に非混和性の 油との混合前に、工程(a)で調製された混合物に添加する、請求項13から1 6のいずれか1項に記載の方法。 19.請求項9から18のいずれか1項に記載の方法であって、形成されたミク ロスフェアの表面に、ヒトまたは動物体内の細胞性の受容体によって認識され、 および該受容体に対して親和性を有する分子を付着させるさらなる工程を包含す る、方法。 20.請求項9から18いずれか1項に記載の方法であり、形成されたミクロス フェアの表面に、抗原性物質を付着させるさらなる工程を包含する、方法。 21.請求項9から20のいずれか1項に記載の方法によって調製された、ミク ロスフェア。 22.請求項11または請求項17の方法によって調製される複数のミクロスフ ェア、および薬学的に受容可能なキャリアまたは希釈剤を含有する、薬学的組成 物。 23.請求項19の方法によって調製される複数のミクロスフェア、および薬学 的に受容可能なキャリアまたは希釈剤を含有する、ワクチン。 24.請求項12または請求項18の方法によって調製された複数のミクロスフ ェア、および薬学的に受容可能なキャリアまたは希釈剤を含有する、バイオイメ ージング製剤。 25.請求項1から8のいずれか1項に記載の方法であり、以下の具体的な工程 : (a)前記タンパク質または改変タンパク質の水溶液を約4℃まで冷却する工 程、 (b)工程(a)で調製された該冷却溶液と、前記α−ヒドロキシ酸またはそ の類似体もしくは誘導体の水溶液とを混合する工程、 (c)工程(b)で調製された該溶液を、固体表面上に薄層として広げる工程 、および (d)該薄層を乾燥してフィルムを形成する工程、 を包含する、方法。 26.前記溶液層を50℃と70℃との間で乾燥する、請求項25に記載の方法。 27.請求項25または26の方法によって形成されるフィルム。 28.タンパク質または改変タンパク質層で物品をコーティングする方法であり 、該物品またはその一部を該タンパク質または改変タンパク質およびα−ヒドロ キシ酸またはその類似体もしくは誘導体を含む水溶液に浸漬する工程を包含する 、方法。 29.コートされた物品を、タンパク質または改変タンパク質を処理する方法で あり、該物品またはその一部をα−ヒドロキシ酸またはその類似体もしくは誘導 体を含む水溶液に浸漬する工程を包含する、方法。 30.請求項2から8いずれか1項の特徴を有する、請求項27に記載の方法。 31.請求項1に記載の方法であり、そして実質的に添付の実施例を参照して、 本明細書中に記載されている方法。 32.請求項20に記載の方法であり、そして実質的に実施例1および2を参照 して、本明細書中に記載されているミクロスフェア。 33.請求項27に記載のフィルムであり、そして実質的に実施例3を参照して 、本明細書中に記載されているフィルム。
Applications Claiming Priority (3)
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GB9420355A GB9420355D0 (en) | 1994-10-10 | 1994-10-10 | Preparation of protein microspheres, films and coatings |
GB9420355.1 | 1994-10-10 | ||
PCT/GB1995/002393 WO1996010992A1 (en) | 1994-10-10 | 1995-10-10 | Preparation of protein microspheres, films and coatings |
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JPH10508299A true JPH10508299A (ja) | 1998-08-18 |
JP3990447B2 JP3990447B2 (ja) | 2007-10-10 |
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JP51243896A Expired - Lifetime JP3990447B2 (ja) | 1994-10-10 | 1995-10-10 | タンパク質ミクロスフェア、フィルムおよびコーティングの調製 |
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US (2) | US6007791A (ja) |
EP (1) | EP0785776B1 (ja) |
JP (1) | JP3990447B2 (ja) |
AT (1) | ATE191642T1 (ja) |
AU (1) | AU3614895A (ja) |
DE (1) | DE69516296T2 (ja) |
DK (1) | DK0785776T3 (ja) |
ES (1) | ES2145298T3 (ja) |
GB (1) | GB9420355D0 (ja) |
GR (1) | GR3033210T3 (ja) |
PT (1) | PT785776E (ja) |
WO (1) | WO1996010992A1 (ja) |
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-
1994
- 1994-10-10 GB GB9420355A patent/GB9420355D0/en active Pending
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1995
- 1995-10-10 AU AU36148/95A patent/AU3614895A/en not_active Abandoned
- 1995-10-10 EP EP95933520A patent/EP0785776B1/en not_active Expired - Lifetime
- 1995-10-10 AT AT95933520T patent/ATE191642T1/de active
- 1995-10-10 DE DE69516296T patent/DE69516296T2/de not_active Expired - Lifetime
- 1995-10-10 ES ES95933520T patent/ES2145298T3/es not_active Expired - Lifetime
- 1995-10-10 US US08/817,025 patent/US6007791A/en not_active Expired - Lifetime
- 1995-10-10 WO PCT/GB1995/002393 patent/WO1996010992A1/en active IP Right Grant
- 1995-10-10 JP JP51243896A patent/JP3990447B2/ja not_active Expired - Lifetime
- 1995-10-10 PT PT95933520T patent/PT785776E/pt unknown
- 1995-10-10 DK DK95933520T patent/DK0785776T3/da active
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1999
- 1999-12-27 US US09/473,211 patent/US6592844B2/en not_active Expired - Lifetime
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5184341B2 (ja) * | 2006-03-08 | 2013-04-17 | 日本農薬株式会社 | 外用の医薬組成物 |
JP2016182101A (ja) * | 2015-03-27 | 2016-10-20 | 日清食品ホールディングス株式会社 | 卵白組成物及び卵白組成物の製造方法 |
Also Published As
Publication number | Publication date |
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AU3614895A (en) | 1996-05-02 |
WO1996010992A1 (en) | 1996-04-18 |
US6592844B2 (en) | 2003-07-15 |
DE69516296D1 (de) | 2000-05-18 |
DK0785776T3 (da) | 2000-09-18 |
PT785776E (pt) | 2000-09-29 |
GB9420355D0 (en) | 1994-11-23 |
GR3033210T3 (en) | 2000-08-31 |
EP0785776B1 (en) | 2000-04-12 |
ATE191642T1 (de) | 2000-04-15 |
ES2145298T3 (es) | 2000-07-01 |
DE69516296T2 (de) | 2000-11-23 |
US6007791A (en) | 1999-12-28 |
JP3990447B2 (ja) | 2007-10-10 |
EP0785776A1 (en) | 1997-07-30 |
US20020182146A1 (en) | 2002-12-05 |
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