IT1268718B1 - Sintesi di gel chimici da polisaccaridi polielettroliti tramite gamma irradiazione - Google Patents

Sintesi di gel chimici da polisaccaridi polielettroliti tramite gamma irradiazione

Info

Publication number
IT1268718B1
IT1268718B1 IT94PD000139A ITPD940139A IT1268718B1 IT 1268718 B1 IT1268718 B1 IT 1268718B1 IT 94PD000139 A IT94PD000139 A IT 94PD000139A IT PD940139 A ITPD940139 A IT PD940139A IT 1268718 B1 IT1268718 B1 IT 1268718B1
Authority
IT
Italy
Prior art keywords
polysaccharides
synthesis
gamma irradiation
chemical gel
via gamma
Prior art date
Application number
IT94PD000139A
Other languages
English (en)
Inventor
Kinam Park
Annamaria Paparella
Luca Benedetti
Original Assignee
Fidia Advanced Biopolymers Srl
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 Fidia Advanced Biopolymers Srl filed Critical Fidia Advanced Biopolymers Srl
Priority to IT94PD000139A priority Critical patent/IT1268718B1/it
Publication of ITPD940139A0 publication Critical patent/ITPD940139A0/it
Priority to AU28187/95A priority patent/AU2818795A/en
Priority to PCT/US1995/007224 priority patent/WO1996003147A1/en
Publication of ITPD940139A1 publication Critical patent/ITPD940139A1/it
Application granted granted Critical
Publication of IT1268718B1 publication Critical patent/IT1268718B1/it

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04—Dispersions; Emulsions
    • A61K8/042—Gels
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K41/00—Medicinal preparations obtained by treating materials with wave energy or particle radiation ; Therapies using these preparations
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • A61K8/732—Starch; Amylose; Amylopectin; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • A61K8/735—Mucopolysaccharides, e.g. hyaluronic acid; Derivatives thereof
    • 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
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0014—Skin, i.e. galenical aspects of topical compositions
    • 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
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0019—Injectable compositions; Intramuscular, intravenous, arterial, subcutaneous administration; Compositions to be administered through the skin in an invasive manner
    • 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
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2022—Organic macromolecular compounds
    • A61K9/205—Polysaccharides, e.g. alginate, gums; Cyclodextrin
    • 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
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/28—Polysaccharides or their derivatives
    • 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
    • A61L15/44—Medicaments
    • 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
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/14—Macromolecular materials
    • A61L27/20—Polysaccharides
    • 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
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L27/54—Biologically active materials, e.g. therapeutic substances
    • 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
    • A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
    • A61L31/04—Macromolecular materials
    • A61L31/042—Polysaccharides
    • 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
    • A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
    • A61L31/14—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L31/16—Biologically active materials, e.g. therapeutic substances
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
    • C08B37/0063—Glycosaminoglycans or mucopolysaccharides, e.g. keratan sulfate; Derivatives thereof, e.g. fucoidan
    • C08B37/0072—Hyaluronic acid, i.e. HA or hyaluronan; Derivatives thereof, e.g. crosslinked hyaluronic acid (hylan) or hyaluronates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
    • C08B37/0084—Guluromannuronans, e.g. alginic acid, i.e. D-mannuronic acid and D-guluronic acid units linked with alternating alpha- and beta-1,4-glycosidic bonds; Derivatives thereof, e.g. alginates
    • 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
    • A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Dermatology (AREA)
  • Materials Engineering (AREA)
  • Birds (AREA)
  • Molecular Biology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biochemistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Organic Chemistry (AREA)
  • Surgery (AREA)
  • Vascular Medicine (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Medicinal Preparation (AREA)
  • Materials For Medical Uses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
IT94PD000139A 1994-07-26 1994-07-26 Sintesi di gel chimici da polisaccaridi polielettroliti tramite gamma irradiazione IT1268718B1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT94PD000139A IT1268718B1 (it) 1994-07-26 1994-07-26 Sintesi di gel chimici da polisaccaridi polielettroliti tramite gamma irradiazione
AU28187/95A AU2818795A (en) 1994-07-26 1995-06-07 Synthesis of chemical gels from polyelectrolyte polysaccharides by gamma-irradiation
PCT/US1995/007224 WO1996003147A1 (en) 1994-07-26 1995-06-07 Synthesis of chemical gels from polyelectrolyte polysaccharides by gamma-irradiation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT94PD000139A IT1268718B1 (it) 1994-07-26 1994-07-26 Sintesi di gel chimici da polisaccaridi polielettroliti tramite gamma irradiazione

Publications (3)

Publication Number Publication Date
ITPD940139A0 ITPD940139A0 (it) 1994-07-26
ITPD940139A1 ITPD940139A1 (it) 1996-01-26
IT1268718B1 true IT1268718B1 (it) 1997-03-06

Family

ID=11390781

Family Applications (1)

Application Number Title Priority Date Filing Date
IT94PD000139A IT1268718B1 (it) 1994-07-26 1994-07-26 Sintesi di gel chimici da polisaccaridi polielettroliti tramite gamma irradiazione

Country Status (3)

Country Link
AU (1) AU2818795A (it)
IT (1) IT1268718B1 (it)
WO (1) WO1996003147A1 (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5069798A (en) * 1996-11-19 1998-06-10 Octoplus Bv Process for the preparation of a controlled release system
EP0842657A1 (en) * 1996-11-19 1998-05-20 OctoPlus B.V. Microspheres for controlled release and processes to prepare these microspheres
SE9904801D0 (sv) 1999-12-28 1999-12-28 Amersham Pharm Biotech Ab The manufacture of improved support matrices
US6610810B2 (en) 2001-03-13 2003-08-26 Glyn Owen Phillips Biopolymers obtained by solid state irradiation in an unsaturated gaseous atmosphere
US7112361B2 (en) 2001-10-25 2006-09-26 Massachusetts Institute Of Technology Methods of making decomposable thin films of polyelectrolytes and uses thereof
US8105652B2 (en) 2002-10-24 2012-01-31 Massachusetts Institute Of Technology Methods of making decomposable thin films of polyelectrolytes and uses thereof
JP2004323454A (ja) * 2003-04-25 2004-11-18 Chisso Corp 薬剤
US7914805B2 (en) 2003-07-31 2011-03-29 Boston Scientific Scimed, Inc. Implantable or insertable medical devices containing radiation-treated polymer for improved delivery of therapeutic agent
US7282217B1 (en) 2003-08-29 2007-10-16 Kv Pharmaceutical Company Rapidly disintegrable tablets
US20080311177A1 (en) 2007-06-14 2008-12-18 Massachusetts Institute Of Technology Self Assembled Films for Protein and Drug Delivery Applications
US9198875B2 (en) 2008-08-17 2015-12-01 Massachusetts Institute Of Technology Controlled delivery of bioactive agents from decomposable films
EP2841056A4 (en) 2012-04-23 2015-09-16 Massachusetts Inst Technology STABLE LAYER COATED PARTICLES
WO2014134029A1 (en) 2013-02-26 2014-09-04 Massachusetts Institute Of Technology Nucleic acid particles, methods and use thereof
WO2014150074A1 (en) 2013-03-15 2014-09-25 Massachusetts Institute Of Technology Compositions and methods for nucleic acid delivery
US11419947B2 (en) 2017-10-30 2022-08-23 Massachusetts Institute Of Technology Layer-by-layer nanoparticles for cytokine therapy in cancer treatment
EP3975841A1 (en) 2019-05-30 2022-04-06 Massachusetts Institute of Technology Peptide nucleic acid functionalized hydrogel microneedles for sampling and detection of interstitial fluid nucleic acids

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3826678A (en) * 1972-06-06 1974-07-30 Atomic Energy Commission Method for preparation of biocompatible and biofunctional materials and product thereof
CA1125698A (en) * 1978-03-09 1982-06-15 Masaru Yoshida Process for preparing a polymer composition
US4452925A (en) * 1981-02-09 1984-06-05 National Patent Development Corporation Biologically stabilized compositions comprising collagen as the minor component with ethylenically unsaturated compounds used as contact lenses
GB8422950D0 (en) * 1984-09-11 1984-10-17 Warne K J Hydrogel
GB8817240D0 (en) * 1988-07-20 1988-08-24 Univ Salford Business Services Sterilising methods
DE4026153A1 (de) * 1990-08-17 1992-02-20 Sebapharma Gmbh & Co Wundverband

Also Published As

Publication number Publication date
ITPD940139A1 (it) 1996-01-26
WO1996003147A1 (en) 1996-02-08
ITPD940139A0 (it) 1994-07-26
AU2818795A (en) 1996-02-22

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