CH662363A5 - Verfahren zum zuechten von zellen, die normalerweise nur eine mitose erfahren, wenn sie auf einem substrat fixiert sind. - Google Patents
Verfahren zum zuechten von zellen, die normalerweise nur eine mitose erfahren, wenn sie auf einem substrat fixiert sind. Download PDFInfo
- Publication number
- CH662363A5 CH662363A5 CH1573/82A CH157382A CH662363A5 CH 662363 A5 CH662363 A5 CH 662363A5 CH 1573/82 A CH1573/82 A CH 1573/82A CH 157382 A CH157382 A CH 157382A CH 662363 A5 CH662363 A5 CH 662363A5
- Authority
- CH
- Switzerland
- Prior art keywords
- cells
- fibroblasts
- membranes
- molecular weight
- predetermined value
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 45
- 239000000758 substrate Substances 0.000 title claims description 24
- 230000011278 mitosis Effects 0.000 title claims description 13
- 210000004027 cell Anatomy 0.000 claims description 104
- 239000012528 membrane Substances 0.000 claims description 68
- 210000002950 fibroblast Anatomy 0.000 claims description 26
- 102000014150 Interferons Human genes 0.000 claims description 19
- 108010050904 Interferons Proteins 0.000 claims description 19
- 239000001963 growth medium Substances 0.000 claims description 19
- 229940079322 interferon Drugs 0.000 claims description 19
- 230000035699 permeability Effects 0.000 claims description 17
- 230000008569 process Effects 0.000 claims description 12
- 239000000725 suspension Substances 0.000 claims description 11
- 102000008186 Collagen Human genes 0.000 claims description 10
- 108010035532 Collagen Proteins 0.000 claims description 10
- 229920001436 collagen Polymers 0.000 claims description 10
- 102000004169 proteins and genes Human genes 0.000 claims description 10
- 108090000623 proteins and genes Proteins 0.000 claims description 10
- 230000006698 induction Effects 0.000 claims description 8
- 125000002091 cationic group Chemical group 0.000 claims description 7
- 210000002966 serum Anatomy 0.000 claims description 7
- 238000005538 encapsulation Methods 0.000 claims description 6
- 230000035899 viability Effects 0.000 claims description 6
- 244000309466 calf Species 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 230000003833 cell viability Effects 0.000 claims 2
- 239000002775 capsule Substances 0.000 description 88
- 239000000243 solution Substances 0.000 description 29
- 239000002609 medium Substances 0.000 description 26
- 239000000463 material Substances 0.000 description 24
- 229920000642 polymer Polymers 0.000 description 16
- 230000001419 dependent effect Effects 0.000 description 13
- 239000000499 gel Substances 0.000 description 13
- 239000003094 microcapsule Substances 0.000 description 12
- 210000001519 tissue Anatomy 0.000 description 12
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 10
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 9
- 125000000129 anionic group Chemical group 0.000 description 9
- 150000002500 ions Chemical class 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 108010039918 Polylysine Proteins 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 8
- 229920000656 polylysine Polymers 0.000 description 8
- 238000004113 cell culture Methods 0.000 description 7
- 235000015097 nutrients Nutrition 0.000 description 7
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 description 6
- YPHMISFOHDHNIV-FSZOTQKASA-N cycloheximide Chemical compound C1[C@@H](C)C[C@H](C)C(=O)[C@@H]1[C@H](O)CC1CC(=O)NC(=O)C1 YPHMISFOHDHNIV-FSZOTQKASA-N 0.000 description 6
- 229920000669 heparin Polymers 0.000 description 6
- 229960002897 heparin Drugs 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 description 5
- 239000001110 calcium chloride Substances 0.000 description 5
- 229910001628 calcium chloride Inorganic materials 0.000 description 5
- -1 calcium or strontium Chemical class 0.000 description 5
- 150000001768 cations Chemical class 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 235000010413 sodium alginate Nutrition 0.000 description 5
- 239000000661 sodium alginate Substances 0.000 description 5
- 229940005550 sodium alginate Drugs 0.000 description 5
- 239000011780 sodium chloride Substances 0.000 description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 229910001424 calcium ion Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 230000003328 fibroblastic effect Effects 0.000 description 4
- 230000012010 growth Effects 0.000 description 4
- 239000002504 physiological saline solution Substances 0.000 description 4
- 229920001282 polysaccharide Polymers 0.000 description 4
- 239000005017 polysaccharide Substances 0.000 description 4
- 150000004804 polysaccharides Chemical class 0.000 description 4
- 239000003352 sequestering agent Substances 0.000 description 4
- 239000001509 sodium citrate Substances 0.000 description 4
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 102000003996 Interferon-beta Human genes 0.000 description 3
- 108090000467 Interferon-beta Proteins 0.000 description 3
- 241000700605 Viruses Species 0.000 description 3
- 235000010443 alginic acid Nutrition 0.000 description 3
- 229920000615 alginic acid Polymers 0.000 description 3
- 229910052783 alkali metal Inorganic materials 0.000 description 3
- 125000003277 amino group Chemical group 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000006285 cell suspension Substances 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 3
- 229960001388 interferon-beta Drugs 0.000 description 3
- 210000003292 kidney cell Anatomy 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- 108091032973 (ribonucleotides)n+m Proteins 0.000 description 2
- 102000040650 (ribonucleotides)n+m Human genes 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- 108091003079 Bovine Serum Albumin Proteins 0.000 description 2
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical class OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 2
- 229920002873 Polyethylenimine Polymers 0.000 description 2
- 229910001413 alkali metal ion Inorganic materials 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 150000001518 atomic anions Chemical class 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 229920006317 cationic polymer Polymers 0.000 description 2
- 230000005779 cell damage Effects 0.000 description 2
- 208000037887 cell injury Diseases 0.000 description 2
- 230000019522 cellular metabolic process Effects 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 210000002919 epithelial cell Anatomy 0.000 description 2
- 239000012894 fetal calf serum Substances 0.000 description 2
- 238000000338 in vitro Methods 0.000 description 2
- 238000011534 incubation Methods 0.000 description 2
- 239000002054 inoculum Substances 0.000 description 2
- 210000000265 leukocyte Anatomy 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910001425 magnesium ion Inorganic materials 0.000 description 2
- 239000002207 metabolite Substances 0.000 description 2
- 108020004707 nucleic acids Proteins 0.000 description 2
- 102000039446 nucleic acids Human genes 0.000 description 2
- 150000007523 nucleic acids Chemical class 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 229920001184 polypeptide Polymers 0.000 description 2
- 229920000137 polyphosphoric acid Polymers 0.000 description 2
- 102000004196 processed proteins & peptides Human genes 0.000 description 2
- 108090000765 processed proteins & peptides Proteins 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000004114 suspension culture Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 241000416162 Astragalus gummifer Species 0.000 description 1
- 210000002237 B-cell of pancreatic islet Anatomy 0.000 description 1
- 108010017384 Blood Proteins Proteins 0.000 description 1
- 102000004506 Blood Proteins Human genes 0.000 description 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 229920002907 Guar gum Polymers 0.000 description 1
- 241000282412 Homo Species 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 241000124008 Mammalia Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- MKWKNSIESPFAQN-UHFFFAOYSA-N N-cyclohexyl-2-aminoethanesulfonic acid Chemical compound OS(=O)(=O)CCNC1CCCCC1 MKWKNSIESPFAQN-UHFFFAOYSA-N 0.000 description 1
- 229940123573 Protein synthesis inhibitor Drugs 0.000 description 1
- 229940123752 RNA synthesis inhibitor Drugs 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 229920001615 Tragacanth Polymers 0.000 description 1
- 102000004142 Trypsin Human genes 0.000 description 1
- 108090000631 Trypsin Proteins 0.000 description 1
- 241000219094 Vitaceae Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000000783 alginic acid Substances 0.000 description 1
- 229960001126 alginic acid Drugs 0.000 description 1
- 150000004781 alginic acids Chemical class 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 229920006318 anionic polymer Polymers 0.000 description 1
- 239000000305 astragalus gummifer gum Substances 0.000 description 1
- 150000001519 atomic cations Chemical class 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000006664 bond formation reaction Methods 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 150000001720 carbohydrates Chemical group 0.000 description 1
- 235000010418 carrageenan Nutrition 0.000 description 1
- 239000000679 carrageenan Substances 0.000 description 1
- 229940113118 carrageenan Drugs 0.000 description 1
- 230000032823 cell division Effects 0.000 description 1
- 230000010261 cell growth Effects 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- 239000007979 citrate buffer Substances 0.000 description 1
- 210000002808 connective tissue Anatomy 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 229920006037 cross link polymer Polymers 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 238000012136 culture method Methods 0.000 description 1
- 210000004544 dc2 Anatomy 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- LOKCTEFSRHRXRJ-UHFFFAOYSA-I dipotassium trisodium dihydrogen phosphate hydrogen phosphate dichloride Chemical compound P(=O)(O)(O)[O-].[K+].P(=O)(O)([O-])[O-].[Na+].[Na+].[Cl-].[K+].[Cl-].[Na+] LOKCTEFSRHRXRJ-UHFFFAOYSA-I 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 235000021021 grapes Nutrition 0.000 description 1
- 235000010417 guar gum Nutrition 0.000 description 1
- 239000000665 guar gum Substances 0.000 description 1
- 229960002154 guar gum Drugs 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000000879 imine group Chemical group 0.000 description 1
- 150000002466 imines Chemical class 0.000 description 1
- 125000001841 imino group Chemical group [H]N=* 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000036512 infertility Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002799 interferon inducing agent Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 210000001985 kidney epithelial cell Anatomy 0.000 description 1
- 231100000518 lethal Toxicity 0.000 description 1
- 230000001665 lethal effect Effects 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 235000010987 pectin Nutrition 0.000 description 1
- 239000001814 pectin Substances 0.000 description 1
- 229920001277 pectin Polymers 0.000 description 1
- 229960000292 pectin Drugs 0.000 description 1
- 239000002953 phosphate buffered saline Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 229920000724 poly(L-arginine) polymer Polymers 0.000 description 1
- 108010011110 polyarginine Proteins 0.000 description 1
- 108010055896 polyornithine Proteins 0.000 description 1
- 229920002714 polyornithine Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 238000001243 protein synthesis Methods 0.000 description 1
- 239000000007 protein synthesis inhibitor Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000012679 serum free medium Substances 0.000 description 1
- 239000002195 soluble material Substances 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 159000000008 strontium salts Chemical class 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 235000010487 tragacanth Nutrition 0.000 description 1
- 229940116362 tragacanth Drugs 0.000 description 1
- 230000014616 translation Effects 0.000 description 1
- 239000012588 trypsin Substances 0.000 description 1
- 238000002255 vaccination Methods 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 235000010493 xanthan gum Nutrition 0.000 description 1
- 239000000230 xanthan gum Substances 0.000 description 1
- 229920001285 xanthan gum Polymers 0.000 description 1
- 229940082509 xanthan gum Drugs 0.000 description 1
- UHVMMEOXYDMDKI-JKYCWFKZSA-L zinc;1-(5-cyanopyridin-2-yl)-3-[(1s,2s)-2-(6-fluoro-2-hydroxy-3-propanoylphenyl)cyclopropyl]urea;diacetate Chemical compound [Zn+2].CC([O-])=O.CC([O-])=O.CCC(=O)C1=CC=C(F)C([C@H]2[C@H](C2)NC(=O)NC=2N=CC(=CC=2)C#N)=C1O UHVMMEOXYDMDKI-JKYCWFKZSA-L 0.000 description 1
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
- C12N5/0012—Cell encapsulation
-
- 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
- C07K14/555—Interferons [IFN]
- C07K14/565—IFN-beta
-
- 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
- C12P21/02—Preparation of peptides or proteins having a known sequence of two or more amino acids, e.g. glutathione
-
- 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
- C12N2533/50—Proteins
- C12N2533/54—Collagen; Gelatin
-
- 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
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Genetics & Genomics (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Health & Medical Sciences (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- General Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Medicinal Chemistry (AREA)
- Biophysics (AREA)
- Gastroenterology & Hepatology (AREA)
- Toxicology (AREA)
- Cell Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US24358681A | 1981-03-13 | 1981-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH662363A5 true CH662363A5 (de) | 1987-09-30 |
Family
ID=22919338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1573/82A CH662363A5 (de) | 1981-03-13 | 1982-03-12 | Verfahren zum zuechten von zellen, die normalerweise nur eine mitose erfahren, wenn sie auf einem substrat fixiert sind. |
Country Status (11)
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO163060C (no) * | 1981-03-13 | 1990-03-28 | Damon Biotech Inc | Fremgangsmaate for fremstilling av substanser som dannes av levende celler som produserer interferoner eller antistoffer. |
| DK37083A (da) * | 1982-02-01 | 1983-08-02 | Cancer Res Nat Found | Graensefladedyrkning af celler i vaevskultur |
| US4537860A (en) * | 1982-12-08 | 1985-08-27 | Monsanto Company | Static cell culture maintenance system |
| DE3376660D1 (en) * | 1983-06-22 | 1988-06-23 | Stolle Res & Dev | Encapsulated cells, their method of preparation and use |
| JPS6025929A (ja) * | 1983-07-20 | 1985-02-08 | ザ・スト−ル・リサ−チ・アンド・デイベロツプメント・コ−ポレ−シヨン | カプセル化細胞、その製造方法および用途 |
| EP0258441A4 (en) * | 1986-01-25 | 1988-06-27 | Nitta Gelatin Kk | LARGE SCALE ANIMAL CELL CULTURE PROCESS. |
| IL79052A0 (en) * | 1986-06-06 | 1986-11-30 | Univ Ramot | Device and process for production of alginate-shell beads containing biologically active material |
| JPS63105674A (ja) * | 1986-10-21 | 1988-05-10 | Kyowa Hakko Kogyo Co Ltd | 動物細胞の増殖方法 |
| US5182111A (en) * | 1987-11-17 | 1993-01-26 | Boston University Research Foundation | In vivo delivery of active factors by co-cultured cell implants |
| US5264359A (en) * | 1988-04-18 | 1993-11-23 | Nitta Gelatin Inc. | Methods for large-scale cultivation of animal cells and for making supporting substrata for the cultivation |
| US5719051A (en) * | 1989-12-22 | 1998-02-17 | Immuno Aktiengesellschaft | Perfusion system and a method for the large scale production of virus or virus antigen |
| AT393356B (de) * | 1989-12-22 | 1991-10-10 | Immuno Ag | Verfahren zur herstellung von fsme-virus-antigen |
| 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 |
| CA2109085C (en) * | 1991-04-25 | 2003-03-11 | Keith E. Dionne | Implantable biocompatible immunoisolatory vehicle for delivery of selected therapeutic products |
| US5232712A (en) * | 1991-06-28 | 1993-08-03 | Brown University Research Foundation | Extrusion apparatus and systems |
| JPH05176753A (ja) * | 1991-12-26 | 1993-07-20 | Nec Corp | 細胞培養用基板とその作製方法 |
| US5492826A (en) * | 1993-12-10 | 1996-02-20 | William Beaumont Hospital | Apparatus and method for seeding endothelial cells |
| DE4426396A1 (de) * | 1994-07-26 | 1996-02-01 | Ulrich Prof Dr Zimmermann | Verfahren zur Herstellung konzentrierter Lösungen von mikroverkapselten Zellen oder von suspendierten Wirkstoffen in mikroverkapselter Form |
| US6297046B1 (en) | 1994-10-28 | 2001-10-02 | Baxter International Inc. | Multilayer gas-permeable container for the culture of adherent and non-adherent cells |
| US5935847A (en) | 1994-10-28 | 1999-08-10 | Baxter International Inc. | Multilayer gas-permeable container for the culture of adherent and non-adherent cells |
| US6391404B1 (en) | 1995-06-07 | 2002-05-21 | Baxter International Inc. | Coextruded multilayer film materials and containers made therefrom |
| US6024220A (en) | 1995-06-07 | 2000-02-15 | Baxter International Inc. | Encapsulated seam for multilayer materials |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4352883A (en) * | 1979-03-28 | 1982-10-05 | Damon Corporation | Encapsulation of biological material |
| NO163060C (no) * | 1981-03-13 | 1990-03-28 | Damon Biotech Inc | Fremgangsmaate for fremstilling av substanser som dannes av levende celler som produserer interferoner eller antistoffer. |
| NO158284C (no) * | 1981-03-13 | 1988-08-17 | Damon Biotech Inc | Fremgangsmaate for selektiv oppbrytning av en permeabel membran. |
-
1982
- 1982-03-11 NO NO820796A patent/NO161446C/no unknown
- 1982-03-12 IT IT20138/82A patent/IT1150680B/it active
- 1982-03-12 SE SE8201555A patent/SE452335B/sv not_active IP Right Cessation
- 1982-03-12 DK DK112482A patent/DK112482A/da not_active Application Discontinuation
- 1982-03-12 BE BE0/207558A patent/BE892478A/fr not_active IP Right Cessation
- 1982-03-12 GB GB8207306A patent/GB2094832B/en not_active Expired
- 1982-03-12 DE DE19823209098 patent/DE3209098A1/de active Granted
- 1982-03-12 CH CH1573/82A patent/CH662363A5/de not_active IP Right Cessation
- 1982-03-12 JP JP57038240A patent/JPS6038111B2/ja not_active Expired
- 1982-03-12 CA CA000398207A patent/CA1172586A/en not_active Expired
- 1982-03-12 FR FR8204244A patent/FR2501715B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2501715A1 (fr) | 1982-09-17 |
| CA1172586A (en) | 1984-08-14 |
| DK112482A (da) | 1982-09-14 |
| NO820796L (no) | 1982-09-14 |
| NO161446B (no) | 1989-05-08 |
| JPS6038111B2 (ja) | 1985-08-30 |
| DE3209098C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-08-13 |
| GB2094832A (en) | 1982-09-22 |
| IT8220138A0 (it) | 1982-03-12 |
| NO161446C (no) | 1989-08-16 |
| GB2094832B (en) | 1984-06-20 |
| FR2501715B1 (fr) | 1985-07-12 |
| JPS57202289A (en) | 1982-12-11 |
| SE8201555L (sv) | 1982-09-14 |
| BE892478A (fr) | 1982-07-01 |
| DE3209098A1 (de) | 1982-11-04 |
| SE452335B (sv) | 1987-11-23 |
| IT1150680B (it) | 1986-12-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CH662363A5 (de) | Verfahren zum zuechten von zellen, die normalerweise nur eine mitose erfahren, wenn sie auf einem substrat fixiert sind. | |
| DE3209127C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| DE3012233C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| DE69330716T2 (de) | Nicht faserige, mit alginat beschichtete transplantate sowie herstellungs- und anwendungssvefahren dafür | |
| DE69931800T2 (de) | Strukturierter und poröser silikonkautschuk | |
| DE69531821T2 (de) | Mehrlagige alginatbeschichtungen von biologischen geweben für die transplantation | |
| DE69829662T2 (de) | Vorrichtung und verfahren zur wundbehandlung | |
| US4495288A (en) | Method of culturing anchorage dependent cells | |
| DE69221484T2 (de) | Implantierbare, biokompatible immunisolator-trägersubstanz zum abgeben ausgesuchter, therapeutischer produkte | |
| DE69124101T2 (de) | Mikrokapseln aus ionisch vernetztem polymerisat | |
| DE69402310T2 (de) | Verwendung einer transacylierungsreaktion, zwischen einem veresterten polysaccharid und einem polyamin, um im wässerigem medium wenigstens an der oberflaeche aus gelierten partikeln eine membran zu formen,so hergestellte partikel,diese enthaltende zusammensetzungen und verfahren | |
| DE60002231T2 (de) | Verfahren zur herstellung eines gels von autologen blutplättchen | |
| DE3033885C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| DE3504724C2 (de) | Verfahren zur Einkapselung eines einzuhüllenden Materials | |
| DE69828245T2 (de) | Chitinperlen, chitosanperlen, verfahren zu ihrer herstellung, daraus hergestellte trägermaterialien und verfahren von mikrosporen | |
| DE3432143C2 (de) | Verfahren zur Einkapselung eines einzuhüllenden Materials und so hergestellte Kapseln | |
| DE69331997T2 (de) | Chitozanmatrizes für eingekapselte zellen | |
| DE3509202A1 (de) | Verfahren zur induktion einer immunantwort durch immunisierung mit eingekapselten antigen erzeugenden zellen | |
| DE2940150A1 (de) | Mikrotraeger-zellkultur | |
| CH629251A5 (de) | Verfahren zur fixierung einer biologisch aktiven substanz auf einem poroesen traegermaterial. | |
| DE29724255U1 (de) | Mikrokapseln | |
| DE3414083A1 (de) | Verfahren zur gewinnung von durch lebende zellen produzierten, nicht sekretierten substanzen | |
| DE10307925A1 (de) | Träger für eine Zellkultur und Verfahren zur Kultivierung von Zellen | |
| DE3106073A1 (de) | Verfahren zur herstellung von sterilen zubereitungen hochviskoser loesungen und substanzen | |
| DE68913890T2 (de) | Verfahren zur züchtung tierischer zellen in grossem massstab und verfahren zur herstellung von trägermaterial dafür. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |