SE8500623L - Forbettrad kapselmembranframstellningsteknik - Google Patents

Forbettrad kapselmembranframstellningsteknik

Info

Publication number
SE8500623L
SE8500623L SE8500623A SE8500623A SE8500623L SE 8500623 L SE8500623 L SE 8500623L SE 8500623 A SE8500623 A SE 8500623A SE 8500623 A SE8500623 A SE 8500623A SE 8500623 L SE8500623 L SE 8500623L
Authority
SE
Sweden
Prior art keywords
membrane
contacting
gelled
masses
capsules
Prior art date
Application number
SE8500623A
Other languages
Unknown language ( )
English (en)
Swedish (sv)
Other versions
SE8500623D0 (sv
Inventor
W-G Tsang
A W Shyr
Original Assignee
Damon Biotech Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Damon Biotech Inc filed Critical Damon Biotech Inc
Publication of SE8500623D0 publication Critical patent/SE8500623D0/xx
Publication of SE8500623L publication Critical patent/SE8500623L/

Links

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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, 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
    • A61K9/14—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
    • A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
    • 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
    • A61K9/5073—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 having two or more different coatings optionally including drug-containing subcoatings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/06—Making microcapsules or microballoons by phase separation
    • B01J13/08—Simple coacervation, i.e. addition of highly hydrophilic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/20—After-treatment of capsule walls, e.g. hardening
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N5/00—Undifferentiated human, animal or plant cells, e.g. cell lines; Tissues; Cultivation or maintenance thereof; Culture media therefor
    • C12N5/0012—Cell encapsulation
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N5/00—Undifferentiated human, animal or plant cells, e.g. cell lines; Tissues; Cultivation or maintenance thereof; Culture media therefor
    • C12N5/10—Cells modified by introduction of foreign genetic material
    • C12N5/12—Fused cells, e.g. hybridomas
    • C12N5/16—Animal cells
    • C12N5/163—Animal cells one of the fusion partners being a B or a T lymphocyte
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2533/00—Supports or coatings for cell culture, characterised by material
    • C12N2533/70—Polysaccharides
    • C12N2533/74—Alginate

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Biotechnology (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • Cell Biology (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
SE8500623A 1984-02-13 1985-02-12 Forbettrad kapselmembranframstellningsteknik SE8500623L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/579,494 US4663286A (en) 1984-02-13 1984-02-13 Encapsulation of materials

Publications (2)

Publication Number Publication Date
SE8500623D0 SE8500623D0 (sv) 1985-02-12
SE8500623L true SE8500623L (sv) 1985-08-14

Family

ID=24317126

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8500623A SE8500623L (sv) 1984-02-13 1985-02-12 Forbettrad kapselmembranframstellningsteknik

Country Status (14)

Country Link
US (1) US4663286A (ja)
JP (1) JPS60190229A (ja)
AU (1) AU572609B2 (ja)
BE (1) BE901704A (ja)
CA (1) CA1238273A (ja)
CH (1) CH665137A5 (ja)
DE (1) DE3504724A1 (ja)
DK (1) DK65285A (ja)
FR (1) FR2559502B1 (ja)
GB (1) GB2153780B (ja)
IT (1) IT1184885B (ja)
NL (1) NL8500352A (ja)
NO (1) NO850535L (ja)
SE (1) SE8500623L (ja)

Families Citing this family (96)

* Cited by examiner, † Cited by third party
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EP0127989A3 (en) * 1983-06-01 1986-03-26 Connaught Laboratories Limited Microencapsulation of living tissue and cells
SE8405105L (sv) * 1984-05-24 1985-11-25 Damon Biotech Inc Sett for screening av celler
US4680174A (en) * 1984-05-24 1987-07-14 Damon Biotech, Inc. Induction of immune response by immunization with encapsulated antigen-producing cells
US4871671A (en) * 1985-04-29 1989-10-03 Minnesota Mining And Manufacturing Company Immobilization of biological cells in polytetrafluoroethylene matrix
IL79052A0 (en) * 1986-06-06 1986-11-30 Univ Ramot Device and process for production of alginate-shell beads containing biologically active material
JPS6434436A (en) * 1987-07-28 1989-02-03 Sanyo Chemical Ind Ltd Gel cellular beads and manufacture thereof
US4923645A (en) * 1987-11-16 1990-05-08 Damon Biotech, Inc. Sustained release of encapsulated molecules
US5605835A (en) * 1988-05-23 1997-02-25 Regents Of The University Of Minnesota Bioreactor device with application as a bioartificial liver
US5389532A (en) * 1988-07-07 1995-02-14 Champagne Moet & Chandon Process of producing a dehydrated polysaccharide gel containing microorganisms for preparing fermented drinks
IL92966A (en) * 1989-01-12 1995-07-31 Pfizer Hydrogel-operated release devices
AU635921B2 (en) * 1989-02-21 1993-04-08 Biosys Method and medium for packaging entomogenous nematodes
DE3908997A1 (de) * 1989-03-18 1990-09-20 Huels Chemische Werke Ag Verfahren zur herstellung immobilisierter hefen fuer die sektgaerung
WO1991001720A1 (en) * 1989-08-07 1991-02-21 Herman Wade Schlameus Composition and method of promoting hard tissue healing
US5190041A (en) * 1989-08-11 1993-03-02 Palti Yoram Prof System for monitoring and controlling blood glucose
US5101814A (en) * 1989-08-11 1992-04-07 Palti Yoram Prof System for monitoring and controlling blood glucose
US5459054A (en) * 1989-12-05 1995-10-17 Neocrin Company Cells encapsulated in alginate containing a high content of a- l- guluronic acid
EP0502949A4 (en) * 1989-12-05 1993-02-24 Trancel Corporation Homologous guluronic acid alginate coating composition for in-vivo application and implantation and method of using same
WO1991009119A1 (en) * 1989-12-13 1991-06-27 Trancel Corporation Improved alginate microcapsules, methods of making and using same
US5084350A (en) * 1990-02-16 1992-01-28 The Royal Institution For The Advance Of Learning (Mcgill University) Method for encapsulating biologically active material including cells
ATE131042T1 (de) * 1990-04-25 1995-12-15 Hoechst Ag Pharmakologische zubereitung, enthaltend polyelektrolytkomplexe in mikropartikulärer form und mindestens einen wirkstoff.
US5227298A (en) * 1990-08-17 1993-07-13 The Trustees Of Columbia University In The City Of New York Method for microencapuslation of cells or tissue
US5380536A (en) 1990-10-15 1995-01-10 The Board Of Regents, The University Of Texas System Biocompatible microcapsules
US5462990A (en) * 1990-10-15 1995-10-31 Board Of Regents, The University Of Texas System Multifunctional organic polymers
US5626863A (en) * 1992-02-28 1997-05-06 Board Of Regents, The University Of Texas System Photopolymerizable biodegradable hydrogels as tissue contacting materials and controlled-release carriers
US5410016A (en) * 1990-10-15 1995-04-25 Board Of Regents, The University Of Texas System Photopolymerizable biodegradable hydrogels as tissue contacting materials and controlled-release carriers
FR2673122B1 (fr) * 1991-02-25 1994-09-09 Moet & Chandon Gel ionotrope deficient en entite ionique de gelification, procede de preparation d'un tel gel et utilisation de celui-ci notamment dans un procede d'elaboration de vin effervescent.
CA2109085C (en) * 1991-04-25 2003-03-11 Keith E. Dionne Implantable biocompatible immunoisolatory vehicle for delivery of selected therapeutic products
US5800829A (en) * 1991-04-25 1998-09-01 Brown University Research Foundation Methods for coextruding immunoisolatory implantable vehicles with a biocompatible jacket and a biocompatible matrix core
AU687728B2 (en) * 1991-11-25 1998-03-05 Vivorx, Inc. Cytoprotective, biocompatible, retrievable macrocapsule containment systems for biologically active materials
US5545423A (en) * 1991-11-25 1996-08-13 Vivorx, Inc. Cytoprotective, biocompatible, retrievable macrocapsule containment systems for biologically active materials
WO1994015589A1 (en) * 1992-12-30 1994-07-21 Clover Consolidated, Limited Cytoprotective, biocompatible, retrievable macrocapsule containment systems for biologically active materials
US5170744A (en) * 1991-12-13 1992-12-15 Biosys Corporation Long-term storage of infective juvenile nematodes in pseudoplastic layers
KR100266912B1 (ko) 1992-02-28 2000-12-01 파라비 레이 조직접촉물질이며 방출조절운반체인 광중합성 생분해성 하이드로겔
US5573934A (en) * 1992-04-20 1996-11-12 Board Of Regents, The University Of Texas System Gels for encapsulation of biological materials
US5578442A (en) * 1992-03-23 1996-11-26 Vivorx, Inc. Graft copolymers of polycationic species and water-soluble polymers, and use therefor
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AU4402793A (en) * 1992-05-29 1993-12-30 Regents Of The University Of California, The Coated transplant and method for making same
US5578314A (en) * 1992-05-29 1996-11-26 The Regents Of The University Of California Multiple layer alginate coatings of biological tissue for transplantation
US5521079A (en) * 1994-01-24 1996-05-28 The Regents Of The University Of California Microcapsule generating system containing an air knife and method of encapsulating
US5429821A (en) * 1992-05-29 1995-07-04 The Regents Of The University Of California Non-fibrogenic high mannuronate alginate coated transplants, processes for their manufacture, and methods for their use
US6001387A (en) * 1992-05-29 1999-12-14 The Reguents Of The University Of California Spin disk encapsulation apparatus and method of use
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US5876742A (en) * 1994-01-24 1999-03-02 The Regents Of The University Of California Biological tissue transplant coated with stabilized multilayer alginate coating suitable for transplantation and method of preparation thereof
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US7041634B2 (en) 1995-09-27 2006-05-09 Emory University Method of inhibiting immune system destruction of transplanted viable cells
US5888497A (en) * 1996-04-03 1999-03-30 The Rogosin Institute Agarose coated agarose beads containing cancer cells that produce material which suppresses cancer cell proliferation
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US6368612B1 (en) 1997-12-12 2002-04-09 Biohybrid Technologies Llc Devices for cloaking transplanted cells
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ATE228883T1 (de) * 1998-03-19 2002-12-15 Max Planck Gesellschaft Herstellung von mit mehrlagen gestrichenen partikeln und hohlen schalen durch elektrostatische selbstorganisierung von nanokompositmehrlagen auf zersetzbaren schablonen
DE59915041D1 (de) * 1998-03-19 2009-07-30 Max Planck Gesellschaft Verfahren zum Aufbringen mehrerer Schichten von Beschichtungssubstanzen auf Templatpartikel
US7101575B2 (en) * 1998-03-19 2006-09-05 Max-Planck-Gesellschaft Zur Forderung Der Wissenschaften E.V. Production of nanocapsules and microcapsules by layer-wise polyelectrolyte self-assembly
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JP5232636B2 (ja) 2005-03-11 2013-07-10 ウエイク・フオレスト・ユニバーシテイ・ヘルス・サイエンシズ 組織の工作された血管
JP2007082485A (ja) * 2005-09-22 2007-04-05 Hitachi Plant Technologies Ltd 包括固定化担体、その製造方法、及び保管・輸送方法
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US9283251B2 (en) 2011-03-04 2016-03-15 Wake Forest University Health Sciences Encapsulated cells for hormone replacement therapy
MX2013011040A (es) 2011-03-29 2014-08-22 Beta Cell Nv Metodo para productos terapeuticos encapsulados y usos de los mismos.
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DD36655A3 (ja) * 1964-06-12 1965-11-05
DE1917738B2 (de) * 1969-04-05 1980-06-26 Bayer Ag, 5090 Leverkusen Verfahren zum Einbetten bzw Umhüllen von festen oder flussigen Substanzen
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US4439488A (en) * 1982-02-26 1984-03-27 The United States Of America As Represented By The Secretary Of Agriculture Encapsulation by entrapment within polyhydroxy polymer borates
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Also Published As

Publication number Publication date
FR2559502A1 (fr) 1985-08-16
DE3504724A1 (de) 1985-09-05
GB8503247D0 (en) 1985-03-13
NO850535L (no) 1985-08-14
IT8567142A0 (it) 1985-02-12
IT1184885B (it) 1987-10-28
JPH0150454B2 (ja) 1989-10-30
GB2153780B (en) 1987-10-21
JPS60190229A (ja) 1985-09-27
AU572609B2 (en) 1988-05-12
AU3857285A (en) 1985-08-22
DK65285A (da) 1985-08-14
FR2559502B1 (fr) 1988-08-26
SE8500623D0 (sv) 1985-02-12
US4663286A (en) 1987-05-05
BE901704A (fr) 1985-05-29
NL8500352A (nl) 1985-09-02
IT8567142A1 (it) 1986-08-12
CA1238273A (en) 1988-06-21
GB2153780A (en) 1985-08-29
DK65285D0 (da) 1985-02-12
CH665137A5 (de) 1988-04-29
DE3504724C2 (ja) 1987-03-26

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