IT1150681B - MICRO-ENCAPSULATION PROCEDURE, PARTICULARLY OF CELL CULTURES - Google Patents

MICRO-ENCAPSULATION PROCEDURE, PARTICULARLY OF CELL CULTURES

Info

Publication number
IT1150681B
IT1150681B IT20139/82A IT2013982A IT1150681B IT 1150681 B IT1150681 B IT 1150681B IT 20139/82 A IT20139/82 A IT 20139/82A IT 2013982 A IT2013982 A IT 2013982A IT 1150681 B IT1150681 B IT 1150681B
Authority
IT
Italy
Prior art keywords
micro
cell cultures
encapsulation procedure
encapsulation
procedure
Prior art date
Application number
IT20139/82A
Other languages
Italian (it)
Other versions
IT8220139A0 (en
Inventor
Franklin Lim
Original Assignee
Damon Corp
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 Corp filed Critical Damon Corp
Publication of IT8220139A0 publication Critical patent/IT8220139A0/en
Application granted granted Critical
Publication of IT1150681B publication Critical patent/IT1150681B/en

Links

Classifications

    • 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
    • C12N11/00—Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
    • C12N11/02—Enzymes or microbial cells immobilised on or in an organic carrier
    • C12N11/04—Enzymes or microbial cells immobilised on or in an organic carrier entrapped within the carrier, e.g. gel or hollow fibres
    • 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
    • A61K9/5005—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
    • A61K9/48—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
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
    • A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
    • A61K2035/126—Immunoprotecting barriers, e.g. jackets, diffusion chambers
    • A61K2035/128—Immunoprotecting barriers, e.g. jackets, diffusion chambers capsules, e.g. microcapsules
    • 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)
  • Bioinformatics & Cheminformatics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • Biotechnology (AREA)
  • Dispersion Chemistry (AREA)
  • Epidemiology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Cell Biology (AREA)
  • Medicinal Preparation (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
IT20139/82A 1981-03-13 1982-03-12 MICRO-ENCAPSULATION PROCEDURE, PARTICULARLY OF CELL CULTURES IT1150681B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24358481A 1981-03-13 1981-03-13

Publications (2)

Publication Number Publication Date
IT8220139A0 IT8220139A0 (en) 1982-03-12
IT1150681B true IT1150681B (en) 1986-12-17

Family

ID=22919328

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20139/82A IT1150681B (en) 1981-03-13 1982-03-12 MICRO-ENCAPSULATION PROCEDURE, PARTICULARLY OF CELL CULTURES

Country Status (11)

Country Link
JP (1) JPS57197031A (en)
BE (1) BE892477A (en)
CA (1) CA1184518A (en)
CH (1) CH651579A5 (en)
DE (1) DE3209045C2 (en)
DK (1) DK112382A (en)
FR (1) FR2501528A1 (en)
GB (1) GB2094750B (en)
IT (1) IT1150681B (en)
NO (1) NO158284C (en)
SE (1) SE454181B (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD160393A3 (en) * 1980-11-14 1983-07-27 Horst Dautzenberg MICRO CAPSULES AND METHOD FOR THE PRODUCTION THEREOF
NO161446C (en) * 1981-03-13 1989-08-16 Damon Biotech Inc PROCEDURE FOR CULTING CELLS RELATED TO ANCHORING.
NO163060C (en) * 1981-03-13 1990-03-28 Damon Biotech Inc PROCEDURE FOR THE PREPARATION OF SUBSTANCES MADE BY LIVING CELLS PRODUCING INTERFERONES OR ANTIBODIES.
US4582799A (en) * 1983-04-15 1986-04-15 Damon Biotech, Inc. Process for recovering nonsecreted substances produced by cells
CA1196862A (en) * 1983-06-01 1985-11-19 Anthony M.F. Sun Microencapsulation of living tissue and cells
EP0127989A3 (en) * 1983-06-01 1986-03-26 Connaught Laboratories Limited Microencapsulation of living tissue and cells
IL72787A (en) * 1983-09-01 1987-12-31 Damon Biotech Inc Polyionic microencapsulation of viable cells
US4663286A (en) * 1984-02-13 1987-05-05 Damon Biotech, Inc. Encapsulation of materials
EP0152898B1 (en) * 1984-02-15 1990-01-17 Massachusetts Institute Of Technology Process for encapsulation and encapsulated active material system(
US4686098A (en) * 1984-05-14 1987-08-11 Merck & Co., Inc. Encapsulated mouse cells transformed with avian retrovirus-bovine growth hormone DNA, and a method of administering BGH in vivo
GB8500121D0 (en) * 1985-01-03 1985-02-13 Connaught Lab Microencapsulation of living cells
AU589438B2 (en) * 1985-08-26 1989-10-12 Hana Biologics, Inc. Transplantable artificial tissue and process
JPS62166891A (en) * 1986-01-20 1987-07-23 Snow Brand Milk Prod Co Ltd Production of useful substance by cell cultivation
US4952506A (en) * 1986-04-28 1990-08-28 Rohm And Haas Company Immobilization of nonanchorage-dependent cells
JPS6348039U (en) * 1986-09-12 1988-04-01
JPS6379587A (en) * 1986-09-22 1988-04-09 Saburo Senoo Base material for cultivating cell
US5069831A (en) * 1988-12-22 1991-12-03 The Mead Corporation Method for separation of microcapsules and preparation of printing inks
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
EP0585368B1 (en) * 1991-04-25 1997-08-06 Brown University Research Foundation Implantable biocompatible immunoisolatory vehicle for delivery of selected therapeutic products
IL102785A (en) * 1991-08-20 1998-06-15 Univ Leicester Method for removing protein from a water- soluble gum and a method of making biocompatible capsules using said gum
CN100408098C (en) * 1999-12-08 2008-08-06 范赛尔生物技术有限公司 Application polyacrylamide gel for forming a capsule in the tissue of a mammal organism, method for cultivating cells and method for therapy of tumor and diabetes mellitus
GB201408233D0 (en) 2014-05-09 2014-06-25 Austrianova Singapore Pte Ltd Use of polyanionic composition
JP7159334B2 (en) * 2018-09-28 2022-10-24 富士フイルム株式会社 CELL STRUCTURE, CELL STRUCTURE MANUFACTURING METHOD, CELL CULTURE METHOD, AND MICROCHANNEL
CN114504561B (en) * 2022-03-01 2023-08-11 陕西科技大学 Aqueous coating method for preparing drug osmotic pump preparation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL246985A (en) * 1958-12-31
FR1542881A (en) * 1966-10-10 1968-10-18 Ncr Co Process for preparing tiny polymer-based capsules
CH573212A5 (en) * 1973-06-29 1976-03-15 Feller Marc Rech Tech Et Et Sc Delayed release agricultural formulations - of herbicide or insecticide absorbed on porous carrier and coed with isolating layer
US4352883A (en) * 1979-03-28 1982-10-05 Damon Corporation Encapsulation of biological material

Also Published As

Publication number Publication date
IT8220139A0 (en) 1982-03-12
NO158284B (en) 1988-05-09
NO820795L (en) 1982-09-14
GB2094750B (en) 1984-08-22
JPS6152737B2 (en) 1986-11-14
CH651579A5 (en) 1985-09-30
NO158284C (en) 1988-08-17
FR2501528B1 (en) 1984-06-15
FR2501528A1 (en) 1982-09-17
DE3209045A1 (en) 1982-09-30
SE8201557L (en) 1982-09-14
DK112382A (en) 1982-09-14
CA1184518A (en) 1985-03-26
SE454181B (en) 1988-04-11
GB2094750A (en) 1982-09-22
BE892477A (en) 1982-07-01
DE3209045C2 (en) 1986-06-19
JPS57197031A (en) 1982-12-03

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