SK85790A3 - Associates of deprotonated hyaluronic acid, a method for the preparation thereof, pharmaceutical and cosmetic composition containing same - Google Patents

Associates of deprotonated hyaluronic acid, a method for the preparation thereof, pharmaceutical and cosmetic composition containing same Download PDF

Info

Publication number
SK85790A3
SK85790A3 SK857-90A SK85790A SK85790A3 SK 85790 A3 SK85790 A3 SK 85790A3 SK 85790 A SK85790 A SK 85790A SK 85790 A3 SK85790 A3 SK 85790A3
Authority
SK
Slovakia
Prior art keywords
hyaluronic acid
zinc
salt
solution
sodium
Prior art date
Application number
SK857-90A
Other languages
English (en)
Slovak (sk)
Other versions
SK279530B6 (sk
Inventor
Kalman Burger
Nagy G Takacsi
Ivan Rethey
Janos Illes
Bela Stefko
Erzsebet Neszmelyi
Istvan Gebhardt
Istvan Racz
Gyongyver Kiraly
Viktoria Varkonyi
Original Assignee
Richter Gedeon Vegyeszet
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 Richter Gedeon Vegyeszet filed Critical Richter Gedeon Vegyeszet
Publication of SK85790A3 publication Critical patent/SK85790A3/sk
Publication of SK279530B6 publication Critical patent/SK279530B6/sk

Links

Classifications

    • 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
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
    • C08B37/0027—2-Acetamido-2-deoxy-beta-glucans; Derivatives thereof
    • C08B37/003—Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/70—Carbohydrates; Sugars; Derivatives thereof
    • A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
    • 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
    • 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
    • A61K47/50—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 the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51—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 the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/56—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 the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule
    • A61K47/61—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 the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule the organic macromolecular compound being a polysaccharide or a derivative 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
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/27—Zinc; Compounds 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
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00—Drugs for dermatological disorders
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00—Drugs for dermatological disorders
    • A61P17/02—Drugs for dermatological disorders for treating wounds, ulcers, burns, scars, keloids, or the like
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/58—Metal complex; Coordination compounds

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Medicinal Chemistry (AREA)
  • Epidemiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Engineering & Computer Science (AREA)
  • Dermatology (AREA)
  • Molecular Biology (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Birds (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Cosmetics (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
SK857-90A 1989-02-24 1990-02-22 Asociáty deprotonovanej kyseliny hyalurónovej, spô SK279530B6 (sk)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU89891A HU203372B (en) 1989-02-24 1989-02-24 Process for producing hyaluronic associates and pharmaceutical compositions and cosmetics comprising such active ingredient

Publications (2)

Publication Number Publication Date
SK85790A3 true SK85790A3 (en) 1998-12-02
SK279530B6 SK279530B6 (sk) 1998-12-02

Family

ID=10951903

Family Applications (1)

Application Number Title Priority Date Filing Date
SK857-90A SK279530B6 (sk) 1989-02-24 1990-02-22 Asociáty deprotonovanej kyseliny hyalurónovej, spô

Country Status (33)

Country Link
US (1) US5554598A (ko)
EP (1) EP0413016B1 (ko)
JP (1) JP2571312B2 (ko)
KR (1) KR960015624B1 (ko)
CN (2) CN1051228C (ko)
AR (1) AR243538A1 (ko)
AT (1) ATE98964T1 (ko)
AU (1) AU623232B2 (ko)
BG (1) BG61515B2 (ko)
CA (1) CA2027596C (ko)
CZ (1) CZ281000B6 (ko)
DD (1) DD292263A5 (ko)
DE (1) DE69005394T2 (ko)
DK (1) DK0413016T3 (ko)
ES (1) ES2061016T3 (ko)
FI (1) FI101707B1 (ko)
GE (2) GEP19981358B (ko)
GR (1) GR1000869B (ko)
HK (1) HK1003003A1 (ko)
HU (2) HU203372B (ko)
IE (1) IE62408B1 (ko)
IL (1) IL93489A (ko)
LT (2) LT3806B (ko)
LV (2) LV10112B (ko)
MY (1) MY105168A (ko)
NO (1) NO301169B1 (ko)
PL (1) PL163417B1 (ko)
PT (1) PT93237B (ko)
RU (2) RU2099350C1 (ko)
SK (1) SK279530B6 (ko)
UA (2) UA39174C2 (ko)
WO (1) WO1990010020A1 (ko)
ZA (1) ZA901357B (ko)

Families Citing this family (40)

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GR920100122A (el) * 1991-04-05 1993-03-16 Ethicon Inc Πολυσακχαρίτες οι οποίοι περιέχουν καρβοξύλιο με σταυροειδείς δεσμούς δια την πρόληψιν της προσφύσεως.
DE4115454A1 (de) * 1991-05-11 1992-11-12 Basf Ag Eisen-(iii)-hyaluronate
US5531716A (en) * 1993-09-29 1996-07-02 Hercules Incorporated Medical devices subject to triggered disintegration
IT1273742B (it) * 1994-08-01 1997-07-09 Lifegroup Spa Composizioni ad elevata bioadesivita' e mucoadesivita' utili per il trattamento di epitali e mucose
CN1064372C (zh) * 1994-08-26 2001-04-11 顾其胜 透明质酸钠制剂的制备方法
US6368356B1 (en) 1996-07-11 2002-04-09 Scimed Life Systems, Inc. Medical devices comprising hydrogel polymers having improved mechanical properties
HU225991B1 (en) 1997-04-29 2008-02-28 Richter Gedeon Nyrt Use of the zinc hyaluronate associate (complex) for the preparation of pharmaceutical compositions for oral use against peptic ulcer
HU225329B1 (en) * 1996-09-12 2006-09-28 Richter Gedeon Vegyeszet Use of zinc or cobalt hyaluronate associate for the manufacture of pharmaceutical compositions of antimicrobial activity
US5906997A (en) * 1997-06-17 1999-05-25 Fzio Med, Inc. Bioresorbable compositions of carboxypolysaccharide polyether intermacromolecular complexes and methods for their use in reducing surgical adhesions
US7192984B2 (en) 1997-06-17 2007-03-20 Fziomed, Inc. Compositions of polyacids and polyethers and methods for their use as dermal fillers
US6869938B1 (en) 1997-06-17 2005-03-22 Fziomed, Inc. Compositions of polyacids and polyethers and methods for their use in reducing adhesions
JP2003089647A (ja) 1999-03-10 2003-03-28 Takada Seiyaku Kk 関節性疾患治療剤
US6566345B2 (en) 2000-04-28 2003-05-20 Fziomed, Inc. Polyacid/polyalkylene oxide foams and gels and methods for their delivery
US6913765B2 (en) 2001-03-21 2005-07-05 Scimed Life Systems, Inc. Controlling resorption of bioresorbable medical implant material
CZ12015U1 (cs) * 2002-01-18 2002-02-25 Cpn Spol. S R.O. Přípravek pro prevenci adheze bandáľe na ránu
GB2392913B (en) * 2002-09-11 2007-04-04 Johnson & Johnson Medical Ltd Wound dressings comprising complexes of oxidised celluloses with silver
WO2004024197A1 (en) 2002-09-11 2004-03-25 Johnson & Johnson Medical Limited Wound dressing materials comprising complexes of anionic polysaccharides with silver
HUP0303779A2 (en) * 2003-11-20 2006-02-28 Richter Gedeon Vegyeszet Pharmaceutical compositions containing hyaluronan complex for the treatment of sclerosis multiplex
WO2006121210A1 (ja) * 2005-05-13 2006-11-16 Takata Seiyaku Co., Ltd. 皮膚状態改善剤
JPWO2006121209A1 (ja) * 2005-05-13 2008-12-18 高田製薬株式会社 湿疹・皮膚炎群治療剤
JP4220513B2 (ja) * 2005-12-01 2009-02-04 株式会社資生堂 カチオン化ヒアルロン酸
CN100348621C (zh) * 2005-12-02 2007-11-14 凌沛学 透明质酸铋及其制备方法和应用
CN1329414C (zh) * 2005-12-02 2007-08-01 凌沛学 透明质酸铋钾及其制备方法和应用
FR2918565B1 (fr) * 2007-07-12 2009-10-30 Biopharmex Holding Sa Hydrogel de carboxyalkylamide de chitosan, sa preparation et son utilisation cosmetique et dermatologique
ES2326721B1 (es) 2008-01-04 2010-07-16 Endor Nanotechnologies, S.L. Conjugado de acido hialuronico para el tratamiento cosmetico y procedimiento de preparacion.
TWI383796B (zh) 2009-08-14 2013-02-01 Holy Stone Healthcare Co Ltd Use of hyaluronic acid mixture for the treatment and prevention of peptic ulcer and duodenal ulcer
TWI516269B (zh) 2009-08-14 2016-01-11 禾伸堂生技股份有限公司 使用於炎症性腸疾病（ｉｂｄ）治療和預防之透明質酸混合物
HUP0900717A3 (en) * 2009-11-18 2012-02-28 Richter Gedeon Nyrt Pharmaceutical composition for urological use containing zinc hyaluronate
CN102834417B (zh) * 2010-04-14 2015-11-25 丘比株式会社 透明质酸金属盐的制造方法、包含透明质酸金属盐的化妆品的制造方法以及透明质酸锌及其制造方法
ES2376680B8 (es) 2010-08-16 2013-04-30 Nylstar, S.A. Fibra textil cosmética, procedimiento de obtención y su empleo.
CN102552309B (zh) * 2010-12-15 2013-06-05 北京理工大学 一种透明质酸金的用途及其制备方法
JP5763953B2 (ja) * 2011-03-31 2015-08-12 ロート製薬株式会社 外用組成物
CN102961396A (zh) * 2012-12-17 2013-03-13 程玉李 透明质酸金属盐在制备治疗皮肤病药物中的应用、其药物组合物及其制备方法
WO2015066647A2 (en) 2013-11-03 2015-05-07 The Regents Of The University Of California Ionic liquids for transdermal drug delivery
EP3503927A1 (en) * 2016-08-29 2019-07-03 The Regents of the University of California Topical formulations based on ionic species for skin treatment
US10898613B2 (en) 2016-09-21 2021-01-26 Nestlé Skin Health Sa Hyaluronic acid gel with a divalent zinc cation
WO2019001784A1 (en) 2017-06-28 2019-01-03 Nestlé Skin Health Sa HYALURONIC ACID GEL WITH A DIVALENT CATION
KR102665710B1 (ko) 2017-08-24 2024-05-14 노보 노르디스크 에이/에스 Glp-1 조성물 및 그 용도
IL294521A (en) 2020-02-18 2022-09-01 Novo Nordisk As glp-1 compounds and their uses
CN111647100B (zh) * 2020-07-14 2022-03-01 山东华熙海御生物医药有限公司 一种高分子量透明质酸锌的制备方法

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US441973A (en) 1890-12-02 rapieff
US3074927A (en) * 1960-04-12 1963-01-22 Paul D Saltman Metallic complexes of reducing sugars
US4141973A (en) * 1975-10-17 1979-02-27 Biotrics, Inc. Ultrapure hyaluronic acid and the use thereof
HU172831B (hu) * 1976-03-31 1978-12-28 Egyt Gyogyszervegyeszeti Gyar Sposob poluchenija kompleksov oligo- i poligalakturonnyk kislot s ionami zhiznenno vazhnykh metallov
US4303676A (en) 1980-03-21 1981-12-01 Balazs Endre A Hyaluronate based compositions and cosmetic formulations containing same
IT1229075B (it) 1985-04-05 1991-07-17 Fidia Farmaceutici Medicamenti per uso topico, ottenuti tramite l'impiego dell'acido ialuronico
US4623539A (en) 1983-02-04 1986-11-18 Tunc Deger C Nutrient barrier polysaccharide compositions and method of use
NO161573C (no) 1983-11-25 1989-08-30 Miles Inc Fremgangsmaate til fremstilling av hyaluronsyre.
JPS61286310A (ja) * 1985-06-10 1986-12-16 Kanebo Ltd メ−クアツプ化粧料
EP0259485A4 (en) * 1986-03-14 1988-07-29 Bio Technology General Corp HEAVY METAL SALTS OF HYALURONIC ACID FOR USE AS AN ANTIMICROBIAL AGENT.
US4746504A (en) * 1986-03-14 1988-05-24 Bio-Technology General Corp. Heavy metal salts of hyaluronic acid and their use as antimicrobial agents
US4742215A (en) * 1986-05-07 1988-05-03 Personal Computer Card Corporation IC card system
CA1327354C (en) * 1987-03-19 1994-03-01 David Cullis-Hill Anti-inflamatory compounds and compositions

Also Published As

Publication number Publication date
WO1990010020A1 (en) 1990-09-07
IE900637L (en) 1990-08-24
JP2571312B2 (ja) 1997-01-16
CN1045394A (zh) 1990-09-19
HUT53128A (en) 1990-09-28
MY105168A (en) 1994-08-30
DE69005394D1 (de) 1994-02-03
CZ281000B6 (cs) 1996-05-15
DE69005394T2 (de) 1994-07-28
FI101707B (fi) 1998-08-14
PT93237B (pt) 1996-01-31
LT3806B (en) 1996-03-25
KR920700231A (ko) 1992-02-19
GR900100137A (en) 1991-06-28
LTIP1474A (en) 1995-06-26
EP0413016A1 (en) 1991-02-20
DK0413016T3 (da) 1994-02-14
RU2099350C1 (ru) 1997-12-20
NO301169B1 (no) 1997-09-22
UA39174C2 (uk) 2001-06-15
HU203372B (en) 1991-07-29
EP0413016B1 (en) 1993-12-22
ZA901357B (en) 1990-11-28
ES2061016T3 (es) 1994-12-01
CN1024557C (zh) 1994-05-18
RU2021304C1 (ru) 1994-10-15
IL93489A (en) 1994-05-30
LV10112B (en) 1995-02-20
CZ85790A3 (en) 1995-02-15
US5554598A (en) 1996-09-10
LV10965A (lv) 1995-12-20
HK1003003A1 (en) 1998-09-30
CN1086422A (zh) 1994-05-11
PT93237A (pt) 1990-08-31
FI101707B1 (fi) 1998-08-14
PL163417B1 (pl) 1994-03-31
SK279530B6 (sk) 1998-12-02
LV10965B (en) 1996-08-20
NO904584D0 (no) 1990-10-23
GEP19971015B (en) 1997-05-30
LTIP1418A (en) 1995-05-25
HU211465A9 (en) 1995-11-28
NO904584L (no) 1990-12-21
BG61515B2 (bg) 1997-10-31
PL283942A1 (en) 1991-01-28
AU623232B2 (en) 1992-05-07
CN1051228C (zh) 2000-04-12
IE62408B1 (en) 1995-01-25
LV10112A (lv) 1994-05-10
UA26324A (uk) 1999-08-30
GEP19981358B (en) 1998-08-25
ATE98964T1 (de) 1994-01-15
CA2027596A1 (en) 1990-08-25
GR1000869B (el) 1993-03-16
KR960015624B1 (ko) 1996-11-18
FI905109A0 (fi) 1990-10-17
JPH03505231A (ja) 1991-11-14
AU5108890A (en) 1990-09-26
AR243538A1 (es) 1993-08-31
CA2027596C (en) 2001-01-02
LT3873B (en) 1996-04-25
DD292263A5 (de) 1991-07-25

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