ES2097149T3 - Procedimientos, composiciones y dispositivos para desarrollar celulas. - Google Patents
Procedimientos, composiciones y dispositivos para desarrollar celulas.Info
- Publication number
- ES2097149T3 ES2097149T3 ES90910240T ES90910240T ES2097149T3 ES 2097149 T3 ES2097149 T3 ES 2097149T3 ES 90910240 T ES90910240 T ES 90910240T ES 90910240 T ES90910240 T ES 90910240T ES 2097149 T3 ES2097149 T3 ES 2097149T3
- Authority
- ES
- Spain
- Prior art keywords
- cells
- culture medium
- procedures
- compositions
- devices
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
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
- C12N5/00—Undifferentiated human, animal or plant cells, e.g. cell lines; Tissues; Cultivation or maintenance thereof; Culture media therefor
- C12N5/06—Animal cells or tissues; Human cells or tissues
- C12N5/0602—Vertebrate cells
- C12N5/0634—Cells from the blood or the immune system
- C12N5/0647—Haematopoietic stem cells; Uncommitted or multipotent progenitors
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M3/00—Tissue, human, animal or plant cell, or virus culture apparatus
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K14/00—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- C07K14/435—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
- C07K14/52—Cytokines; Lymphokines; Interferons
- C07K14/53—Colony-stimulating factor [CSF]
- C07K14/535—Granulocyte CSF; Granulocyte-macrophage CSF
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K14/00—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- C07K14/435—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
- C07K14/52—Cytokines; Lymphokines; Interferons
- C07K14/54—Interleukins [IL]
- C07K14/5403—IL-3
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K14/00—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- C07K14/435—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
- C07K14/52—Cytokines; Lymphokines; Interferons
- C07K14/54—Interleukins [IL]
- C07K14/5412—IL-6
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M25/00—Means for supporting, enclosing or fixing the microorganisms, e.g. immunocoatings
- C12M25/02—Membranes; Filters
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/10—Perfusion
-
- 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
- C12N5/06—Animal cells or tissues; Human cells or tissues
- C12N5/0602—Vertebrate cells
- C12N5/0634—Cells from the blood or the immune system
- C12N5/0641—Erythrocytes
-
- 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
- C12N5/06—Animal cells or tissues; Human cells or tissues
- C12N5/0602—Vertebrate cells
- C12N5/0634—Cells from the blood or the immune system
- C12N5/0642—Granulocytes, e.g. basopils, eosinophils, neutrophils, mast cells
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P21/00—Preparation of peptides or proteins
- C12P21/06—Preparation of peptides or proteins produced by the hydrolysis of a peptide bond, e.g. hydrolysate products
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K48/00—Medicinal preparations containing genetic material which is inserted into cells of the living body to treat genetic diseases; Gene therapy
-
- 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
- C12N2501/00—Active agents used in cell culture processes, e.g. differentation
- C12N2501/10—Growth factors
- C12N2501/14—Erythropoietin [EPO]
-
- 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
- C12N2501/00—Active agents used in cell culture processes, e.g. differentation
- C12N2501/20—Cytokines; Chemokines
- C12N2501/22—Colony stimulating factors (G-CSF, GM-CSF)
-
- 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
- C12N2501/00—Active agents used in cell culture processes, e.g. differentation
- C12N2501/20—Cytokines; Chemokines
- C12N2501/23—Interleukins [IL]
-
- 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
- C12N2502/00—Coculture with; Conditioned medium produced by
- C12N2502/13—Coculture with; Conditioned medium produced by connective tissue cells; generic mesenchyme cells, e.g. so-called "embryonic fibroblasts"
-
- 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
- C12N2502/00—Coculture with; Conditioned medium produced by
- C12N2502/13—Coculture with; Conditioned medium produced by connective tissue cells; generic mesenchyme cells, e.g. so-called "embryonic fibroblasts"
- C12N2502/1323—Adult fibroblasts
-
- 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
- C12N2502/00—Coculture with; Conditioned medium produced by
- C12N2502/13—Coculture with; Conditioned medium produced by connective tissue cells; generic mesenchyme cells, e.g. so-called "embryonic fibroblasts"
- C12N2502/1394—Bone marrow stromal cells; whole marrow
-
- 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
- C12N2502/00—Coculture with; Conditioned medium produced by
- C12N2502/99—Coculture with; Conditioned medium produced by genetically modified cells
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Biomedical Technology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Genetics & Genomics (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- General Engineering & Computer Science (AREA)
- Immunology (AREA)
- Cell Biology (AREA)
- Hematology (AREA)
- Molecular Biology (AREA)
- Toxicology (AREA)
- Sustainable Development (AREA)
- Gastroenterology & Hepatology (AREA)
- Biophysics (AREA)
- Medicinal Chemistry (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Developmental Biology & Embryology (AREA)
- General Chemical & Material Sciences (AREA)
- Virology (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
SE PROPORCIONAN LOS METODOS, COMPUESTOS Y DISPOSITIVOS PARA EL CRECIMIENTO DE LAS CELULAS HEMATOPOYETICAS EN CULTIVOS. SE PROPORCIONAN BIOREACTORES (10) DONDE LOS NIVELES ADECUADOS DE NUTRIENTES Y DE CRECIMIENTO SE MANTIENEN CONTINUAMENTE EN EL BIORREACTOR (10) MIENTRAS SE RETIRAN LOS PRODUCTOS METABOLICOS NO DESEADOS. SE PROPORCIONA AL MENOS UN FACTOR DE CRECIMIENTO A TRAVES DE LA EXCRECION DE CELULAS DE ESTROMA TRANSFECTADAS , PARTICULARMENTE CELULAS HETEROLOGAS. SE PROPORCIONAN ELEMENTOS (28, 30) PARA MANTENER LAS CELULAS DE ESTROMA Y HEMATOPOYETICAS SEPARADAS, PARA PERMITIR UNA RETIRADA FACIL DE LAS CELULAS HEMATOPOYETICAS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US36663989A | 1989-06-15 | 1989-06-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2097149T3 true ES2097149T3 (es) | 1997-04-01 |
Family
ID=23443871
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES90910240T Expired - Lifetime ES2097149T3 (es) | 1989-06-15 | 1990-06-14 | Procedimientos, composiciones y dispositivos para desarrollar celulas. |
Country Status (9)
Country | Link |
---|---|
EP (2) | EP0477290B1 (es) |
JP (1) | JPH04506153A (es) |
KR (3) | KR100196062B1 (es) |
AT (1) | ATE148502T1 (es) |
CA (1) | CA2062741A1 (es) |
DE (1) | DE69029856T2 (es) |
DK (1) | DK0477290T3 (es) |
ES (1) | ES2097149T3 (es) |
WO (1) | WO1990015877A2 (es) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5182111A (en) * | 1987-11-17 | 1993-01-26 | Boston University Research Foundation | In vivo delivery of active factors by co-cultured cell implants |
US5605822A (en) * | 1989-06-15 | 1997-02-25 | The Regents Of The University Of Michigan | Methods, compositions and devices for growing human hematopoietic cells |
US5399493A (en) * | 1989-06-15 | 1995-03-21 | The Regents Of The University Of Michigan | Methods and compositions for the optimization of human hematopoietic progenitor cell cultures |
US5437994A (en) * | 1989-06-15 | 1995-08-01 | Regents Of The University Of Michigan | Method for the ex vivo replication of stem cells, for the optimization of hematopoietic progenitor cell cultures, and for increasing the metabolism, GM-CSF secretion and/or IL-6 secretion of human stromal cells |
US5635386A (en) | 1989-06-15 | 1997-06-03 | The Regents Of The University Of Michigan | Methods for regulating the specific lineages of cells produced in a human hematopoietic cell culture |
US5763266A (en) * | 1989-06-15 | 1998-06-09 | The Regents Of The University Of Michigan | Methods, compositions and devices for maintaining and growing human stem and/or hematopoietics cells |
US5635387A (en) * | 1990-04-23 | 1997-06-03 | Cellpro, Inc. | Methods and device for culturing human hematopoietic cells and their precursors |
EP0629236B1 (en) * | 1992-03-04 | 2002-10-09 | The Regents Of The University Of Michigan | Methods, compositions and devices for maintaining and growing human stem and/or hematopoietic cells |
US6037174A (en) * | 1993-08-23 | 2000-03-14 | Nexell Therapeutics, Inc. | Preparation of serum-free suspensions of human hematopoietic cells or precursor cells |
US5846529A (en) * | 1993-08-23 | 1998-12-08 | Nexell Therapeutics, Inc. | Infusion of neutrophil precursors for treatment of neutropenia |
US5512480A (en) * | 1994-03-11 | 1996-04-30 | Baxter International Inc. | Flow-through bioreactor with grooves for cell retention |
DE19537774C2 (de) * | 1994-11-18 | 1996-09-19 | Heraeus Instr Gmbh | Verfahren zur Zellkultivierung und Vorrichtung zur Durchführung des Verfahrens |
DE19504958C1 (de) * | 1995-02-15 | 1995-11-02 | Heraeus Instr Gmbh | Verfahren für die Kultivierung von Zellen auf einem Träger, Vorrichtung zur Durchführung des Verfahrens und Verwendung der Vorrichtung |
US5728581A (en) * | 1995-06-07 | 1998-03-17 | Systemix, Inc. | Method of expanding hematopoietic stem cells, reagents and bioreactors for use therein |
US5688687A (en) * | 1995-06-07 | 1997-11-18 | Aastrom Biosciences, Inc. | Bioreactor for mammalian cell growth and maintenance |
WO1997024434A1 (en) * | 1995-12-29 | 1997-07-10 | Alg Company | Expansion of bone marrow stromal cells |
US6440734B1 (en) | 1998-09-25 | 2002-08-27 | Cytomatrix, Llc | Methods and devices for the long-term culture of hematopoietic progenitor cells |
US20020034819A1 (en) | 1998-02-23 | 2002-03-21 | Alan K. Smith | Human lineage committed cell composition with enhanced proliferative potential, biological effector function, or both; methods for obtaining same; and their uses |
AU1720400A (en) * | 1998-11-12 | 2000-05-29 | Cell Science Therapeutics, Inc. | Lymphoid tissue-specific cell production from hematopoietic progenitor cells in three-dimensional devices |
US6548299B1 (en) | 1999-11-12 | 2003-04-15 | Mark J. Pykett | Lymphoid tissue-specific cell production from hematopoietic progenitor cells in three-dimensional devices |
ATE414140T1 (de) * | 1999-08-24 | 2008-11-15 | Una Chen-Bettecken | Verfahren zur vermehrung von stammzellen |
JP2004504834A (ja) | 2000-08-01 | 2004-02-19 | イスム リサーチ ディベロップメント カンパニー | 胚性細胞の定方向分化 |
DE10115098A1 (de) * | 2001-03-27 | 2002-10-02 | G & K Umformtechnik Gmbh | Vorrichtung zum Stanzen |
KR20050006147A (ko) * | 2002-04-08 | 2005-01-15 | 밀레늄 바이올로직스 인코포레이티드 | 자동화된 조직 엔지니어링 시스템 |
KR100980849B1 (ko) | 2007-04-25 | 2010-09-10 | 가톨릭대학교 산학협력단 | 인터루킨(il)-10을 포함하는 조혈모세포의 자가 재생산을촉진하는 조성물 |
JP2011045269A (ja) * | 2009-08-26 | 2011-03-10 | Hirosaki Univ | 幹細胞および/または前駆細胞の培養方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4135975A (en) * | 1977-12-14 | 1979-01-23 | Lichtman Marshall A | Obtaining human cell lines that elaborate colony stimulating activity for marrow cells of man and other species and methods of preparing same |
US4514499A (en) * | 1983-02-04 | 1985-04-30 | Corning Glass Works | Cell culture using a monolithic support |
US4847201A (en) * | 1985-02-05 | 1989-07-11 | Cetus Corporation | DNA encoding for CSF-1 and accompanying recombinant systems |
US4861714A (en) * | 1985-04-04 | 1989-08-29 | Verax Corporation | Weighted collagen microsponge for immobilizing bioactive material |
US4810643A (en) * | 1985-08-23 | 1989-03-07 | Kirin- Amgen Inc. | Production of pluripotent granulocyte colony-stimulating factor |
US5032508A (en) * | 1988-09-08 | 1991-07-16 | Marrow-Tech, Inc. | Three-dimensional cell and tissue culture system |
US4889812A (en) * | 1986-05-12 | 1989-12-26 | C. D. Medical, Inc. | Bioreactor apparatus |
-
1990
- 1990-06-14 EP EP90910240A patent/EP0477290B1/en not_active Expired - Lifetime
- 1990-06-14 AT AT90910240T patent/ATE148502T1/de not_active IP Right Cessation
- 1990-06-14 EP EP96201874A patent/EP0753574A1/en not_active Ceased
- 1990-06-14 DE DE69029856T patent/DE69029856T2/de not_active Expired - Lifetime
- 1990-06-14 DK DK90910240.2T patent/DK0477290T3/da active
- 1990-06-14 ES ES90910240T patent/ES2097149T3/es not_active Expired - Lifetime
- 1990-06-14 JP JP2509575A patent/JPH04506153A/ja active Pending
- 1990-06-14 KR KR1019910700181A patent/KR100196062B1/ko not_active IP Right Cessation
- 1990-06-14 CA CA002062741A patent/CA2062741A1/en not_active Abandoned
- 1990-06-14 WO PCT/US1990/003438 patent/WO1990015877A2/en active IP Right Grant
-
1998
- 1998-10-28 KR KR1019980708792A patent/KR100201662B1/ko not_active IP Right Cessation
- 1998-10-28 KR KR1019980708793A patent/KR100201663B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR100201662B1 (en) | 1999-06-15 |
EP0477290A4 (en) | 1992-11-19 |
EP0477290A1 (en) | 1992-04-01 |
CA2062741A1 (en) | 1990-12-16 |
WO1990015877A2 (en) | 1990-12-27 |
KR100201663B1 (en) | 1999-06-15 |
JPH04506153A (ja) | 1992-10-29 |
DE69029856D1 (de) | 1997-03-13 |
EP0753574A1 (en) | 1997-01-15 |
KR920701463A (ko) | 1992-08-11 |
DE69029856T2 (de) | 1997-09-04 |
EP0477290B1 (en) | 1997-01-29 |
DK0477290T3 (da) | 1997-07-21 |
WO1990015877A3 (en) | 1991-01-24 |
KR100196062B1 (ko) | 1999-06-15 |
ATE148502T1 (de) | 1997-02-15 |
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