IL109079A - הידרוג'לים פוליאיוניים - Google Patents

הידרוג'לים פוליאיוניים

Info

Publication number
IL109079A
IL109079A IL109079A IL10907994A IL109079A IL 109079 A IL109079 A IL 109079A IL 109079 A IL109079 A IL 109079A IL 10907994 A IL10907994 A IL 10907994A IL 109079 A IL109079 A IL 109079A
Authority
IL
Israel
Prior art keywords
polyionic
hydrogel
support material
solution
dry supported
Prior art date
Application number
IL109079A
Other languages
English (en)
Other versions
IL109079A0 (en
Inventor
Severian Dumitriu
Hilda Guttmann
Itzhak Kahane
Original Assignee
Israel Fiber Inst State Of Isr
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 Israel Fiber Inst State Of Isr filed Critical Israel Fiber Inst State Of Isr
Priority to IL109079A priority Critical patent/IL109079A/he
Publication of IL109079A0 publication Critical patent/IL109079A0/xx
Priority to US08/409,264 priority patent/US5648252A/en
Priority to US08/806,218 priority patent/US5858392A/en
Publication of IL109079A publication Critical patent/IL109079A/he

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
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
    • 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
    • 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
    • C12N5/0068—General culture methods using substrates
    • 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
    • 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
    • C12N2533/72—Chitin, chitosan
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S530/00—Chemistry: natural resins or derivatives; peptides or proteins; lignins or reaction products thereof
    • Y10S530/81—Carrier - bound or immobilized peptides or proteins and the preparation thereof, e.g. biological cell or cell fragment as carrier
    • Y10S530/812—Peptides or proteins is immobilized on, or in, an organic carrier
    • Y10S530/813—Carrier is a saccharide
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S530/00—Chemistry: natural resins or derivatives; peptides or proteins; lignins or reaction products thereof
    • Y10S530/81—Carrier - bound or immobilized peptides or proteins and the preparation thereof, e.g. biological cell or cell fragment as carrier
    • Y10S530/812—Peptides or proteins is immobilized on, or in, an organic carrier
    • Y10S530/813—Carrier is a saccharide
    • Y10S530/814—Cellulose or derivatives thereof

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Biomedical Technology (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Dispersion Chemistry (AREA)
  • Cell Biology (AREA)
  • Hematology (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Preparation (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
IL109079A 1994-03-22 1994-03-22 הידרוג'לים פוליאיוניים IL109079A (he)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IL109079A IL109079A (he) 1994-03-22 1994-03-22 הידרוג'לים פוליאיוניים
US08/409,264 US5648252A (en) 1994-03-22 1995-03-22 Supported polyionic hydrogels containing biologically active material
US08/806,218 US5858392A (en) 1994-03-22 1997-02-26 Supported polyionic hydrogels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL109079A IL109079A (he) 1994-03-22 1994-03-22 הידרוג'לים פוליאיוניים

Publications (2)

Publication Number Publication Date
IL109079A0 IL109079A0 (en) 1994-06-24
IL109079A true IL109079A (he) 1998-02-22

Family

ID=11065960

Family Applications (1)

Application Number Title Priority Date Filing Date
IL109079A IL109079A (he) 1994-03-22 1994-03-22 הידרוג'לים פוליאיוניים

Country Status (2)

Country Link
US (1) US5648252A (he)
IL (1) IL109079A (he)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5858392A (en) * 1994-03-22 1999-01-12 Yissum Research Development Company Of The Hebrew University Of Jerusalem Supported polyionic hydrogels
GB9608222D0 (en) * 1996-04-20 1996-06-26 Innovative Tech Ltd Dehydrated hydrogels
WO2000041732A1 (en) 1999-01-19 2000-07-20 The Children's Hospital Of Philadelphia Hydrogel compositions for controlled delivery of virus vectors and methods of use thereof
US6500807B1 (en) 1999-02-02 2002-12-31 Safescience, Inc. Modified pectin and nucleic acid composition
GB2403146B (en) * 2003-06-23 2007-07-11 Johnson & Johnson Medical Ltd Method of making a wound dressing comprising lactate oxidase
CN1323296C (zh) * 2004-07-05 2007-06-27 江苏省肿瘤医院 硅烷交联壳聚糖膜基的流动注射化学发光免疫检测池及制备方法
WO2008042748A2 (en) * 2006-09-29 2008-04-10 Surmodics, Inc. Polyelectrolyte media for bioactive agent delivery
CN101578520B (zh) 2006-10-18 2015-09-16 哈佛学院院长等 基于形成图案的多孔介质的横向流动和穿过生物测定装置、及其制备方法和使用方法
EP1947458A1 (en) * 2007-01-17 2008-07-23 The Jordanian Pharmaceutical Manufacturing Co. Ltd. Using colour conjugated chitosan and chitosan oligo-saccharides in the manufacture of a lateral-flow test device
KR20100128340A (ko) * 2008-03-27 2010-12-07 프레지던트 앤드 펠로우즈 오브 하바드 칼리지 종이 기반 마이크로유체 시스템
CN102016595B (zh) 2008-03-27 2014-08-06 哈佛学院院长等 三维微流体装置
WO2009121043A2 (en) * 2008-03-27 2009-10-01 President And Fellows Of Harvard College Cotton thread as a low-cost multi-assay diagnostic platform
CN103203210A (zh) * 2008-03-27 2013-07-17 哈佛学院院长等 基于纸的细胞阵列
ES2612507T3 (es) 2009-03-06 2017-05-17 President And Fellows Of Harvard College Dispositivos microfluídicos y electroquímicos
CN102695500A (zh) 2009-11-09 2012-09-26 聚光灯技术合伙有限责任公司 多糖基水凝胶
NZ599527A (en) 2009-11-09 2014-04-30 Spotlight Technology Partners Llc Fragmented hydrogels
CN102821861B (zh) 2010-02-03 2015-03-25 哈佛大学校长及研究员协会 用于多重测定的装置和方法
AT509355B1 (de) * 2010-02-10 2012-04-15 Univ Graz Tech Testanordnung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3975350A (en) * 1972-08-02 1976-08-17 Princeton Polymer Laboratories, Incorporated Hydrophilic or hydrogel carrier systems such as coatings, body implants and other articles
GB2083827B (en) * 1980-09-11 1984-03-28 Atomic Energy Authority Uk Biologically active composites
DE3269549D1 (en) * 1981-04-02 1986-04-10 Atomic Energy Authority Uk Improvements in or relating to the production of chemical compounds
US4744933A (en) * 1984-02-15 1988-05-17 Massachusetts Institute Of Technology Process for encapsulation and encapsulated active material system
US5116747A (en) * 1989-08-11 1992-05-26 University Of Waterloo Immobilization of biologically active material in capsules prepared from a water-soluble polymer and chitosan acetate

Also Published As

Publication number Publication date
US5648252A (en) 1997-07-15
IL109079A0 (en) 1994-06-24

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Legal Events

Date Code Title Description
FF Patent granted
NE Application for restoration - patent lapsed through non-payment of renewal fees (section 60, patents law, 5727-1967)
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees