DE3414083C2 - - Google Patents
Info
- Publication number
- DE3414083C2 DE3414083C2 DE3414083A DE3414083A DE3414083C2 DE 3414083 C2 DE3414083 C2 DE 3414083C2 DE 3414083 A DE3414083 A DE 3414083A DE 3414083 A DE3414083 A DE 3414083A DE 3414083 C2 DE3414083 C2 DE 3414083C2
- Authority
- DE
- Germany
- Prior art keywords
- cells
- capsule
- membranes
- solution
- cell
- 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
Links
- 210000004027 cell Anatomy 0.000 claims description 84
- 239000002775 capsule Substances 0.000 claims description 78
- 239000000243 solution Substances 0.000 claims description 60
- 239000012528 membrane Substances 0.000 claims description 53
- 239000000126 substance Substances 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 43
- 229920000642 polymer Polymers 0.000 claims description 20
- 239000011159 matrix material Substances 0.000 claims description 19
- 210000000170 cell membrane Anatomy 0.000 claims description 14
- 239000001963 growth medium Substances 0.000 claims description 11
- 239000002609 medium Substances 0.000 claims description 11
- 230000035699 permeability Effects 0.000 claims description 11
- 238000005538 encapsulation Methods 0.000 claims description 10
- 229960000789 guanidine hydrochloride Drugs 0.000 claims description 9
- PJJJBBJSCAKJQF-UHFFFAOYSA-N guanidinium chloride Chemical compound [Cl-].NC(N)=[NH2+] PJJJBBJSCAKJQF-UHFFFAOYSA-N 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 9
- 239000012535 impurity Substances 0.000 claims description 7
- 125000000129 anionic group Chemical group 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000002934 lysing effect Effects 0.000 claims description 5
- 238000012549 training Methods 0.000 claims description 5
- 125000002091 cationic group Chemical group 0.000 claims description 4
- 150000001768 cations Chemical class 0.000 claims description 4
- 238000004132 cross linking Methods 0.000 claims description 4
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 3
- 229960003964 deoxycholic acid Drugs 0.000 claims description 3
- 230000002503 metabolic effect Effects 0.000 claims description 3
- 230000011278 mitosis Effects 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- FHHPUSMSKHSNKW-SMOYURAASA-M sodium deoxycholate Chemical compound [Na+].C([C@H]1CC2)[C@H](O)CC[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@H]([C@@H](CCC([O-])=O)C)[C@@]2(C)[C@@H](O)C1 FHHPUSMSKHSNKW-SMOYURAASA-M 0.000 claims description 3
- 239000002344 surface layer Substances 0.000 claims description 3
- 239000004094 surface-active agent Substances 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 229920003169 water-soluble polymer Polymers 0.000 claims 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000002736 nonionic surfactant Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 22
- 108010087702 Penicillinase Proteins 0.000 description 21
- 229950009506 penicillinase Drugs 0.000 description 20
- 241000894006 Bacteria Species 0.000 description 17
- 239000000499 gel Substances 0.000 description 17
- 239000002158 endotoxin Substances 0.000 description 16
- 239000011780 sodium chloride Substances 0.000 description 14
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 12
- 230000012010 growth Effects 0.000 description 12
- 239000002510 pyrogen Substances 0.000 description 12
- 150000002500 ions Chemical class 0.000 description 11
- 239000003094 microcapsule Substances 0.000 description 10
- 238000004114 suspension culture Methods 0.000 description 10
- 239000007788 liquid Substances 0.000 description 9
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 8
- 102000001554 Hemoglobins Human genes 0.000 description 8
- 108010054147 Hemoglobins Proteins 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 8
- 239000001110 calcium chloride Substances 0.000 description 8
- 229910001628 calcium chloride Inorganic materials 0.000 description 8
- 235000011148 calcium chloride Nutrition 0.000 description 8
- 230000009089 cytolysis Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 235000010413 sodium alginate Nutrition 0.000 description 8
- 239000000661 sodium alginate Substances 0.000 description 8
- 229940005550 sodium alginate Drugs 0.000 description 8
- 239000006228 supernatant Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 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 7
- 239000000203 mixture Substances 0.000 description 7
- 238000004113 cell culture Methods 0.000 description 6
- 230000010261 cell growth Effects 0.000 description 6
- 230000006037 cell lysis Effects 0.000 description 6
- 238000000605 extraction Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 210000001236 prokaryotic cell Anatomy 0.000 description 6
- 230000001698 pyrogenic effect Effects 0.000 description 6
- 235000010443 alginic acid Nutrition 0.000 description 5
- 229920000615 alginic acid Polymers 0.000 description 5
- 239000003599 detergent Substances 0.000 description 5
- 235000015097 nutrients Nutrition 0.000 description 5
- 239000011148 porous material Substances 0.000 description 5
- 230000035899 viability Effects 0.000 description 5
- WNPVZANXRCPJPW-UHFFFAOYSA-N 5-[isocyano-(4-methylphenyl)sulfonylmethyl]-1,2,3-trimethoxybenzene Chemical compound COC1=C(OC)C(OC)=CC(C([N+]#[C-])S(=O)(=O)C=2C=CC(C)=CC=2)=C1 WNPVZANXRCPJPW-UHFFFAOYSA-N 0.000 description 4
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 4
- 108090000790 Enzymes Proteins 0.000 description 4
- 102000004190 Enzymes Human genes 0.000 description 4
- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 description 4
- 229910001424 calcium ion Inorganic materials 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000011109 contamination Methods 0.000 description 4
- 150000004676 glycans Chemical class 0.000 description 4
- YCOFRPYSZKIPBQ-UHFFFAOYSA-N penicillic acid Natural products COC1=CC(=O)OC1(O)C(C)=C YCOFRPYSZKIPBQ-UHFFFAOYSA-N 0.000 description 4
- VOUGEZYPVGAPBB-UHFFFAOYSA-N penicillin acid Natural products OC(=O)C=C(OC)C(=O)C(C)=C VOUGEZYPVGAPBB-UHFFFAOYSA-N 0.000 description 4
- 229920001282 polysaccharide Polymers 0.000 description 4
- 239000005017 polysaccharide Substances 0.000 description 4
- 102000004169 proteins and genes Human genes 0.000 description 4
- 108090000623 proteins and genes Proteins 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 description 3
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 3
- 239000008000 CHES buffer Substances 0.000 description 3
- 241000588724 Escherichia coli Species 0.000 description 3
- 108010039918 Polylysine Proteins 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 229940072056 alginate Drugs 0.000 description 3
- 229910001413 alkali metal ion Inorganic materials 0.000 description 3
- 125000003277 amino group Chemical group 0.000 description 3
- 229960000723 ampicillin Drugs 0.000 description 3
- AVKUERGKIZMTKX-NJBDSQKTSA-N ampicillin Chemical compound C1([C@@H](N)C(=O)N[C@H]2[C@H]3SC([C@@H](N3C2=O)C(O)=O)(C)C)=CC=CC=C1 AVKUERGKIZMTKX-NJBDSQKTSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000000356 contaminant Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 125000001841 imino group Chemical group [H]N=* 0.000 description 3
- 229910052740 iodine Inorganic materials 0.000 description 3
- 239000011630 iodine Substances 0.000 description 3
- 229920000729 poly(L-lysine) polymer Polymers 0.000 description 3
- 229920000656 polylysine Polymers 0.000 description 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 3
- 239000005060 rubber Substances 0.000 description 3
- 239000001509 sodium citrate Substances 0.000 description 3
- 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 3
- 238000003756 stirring Methods 0.000 description 3
- 241000305071 Enterobacterales Species 0.000 description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 229930182555 Penicillin Natural products 0.000 description 2
- 229920002873 Polyethylenimine Polymers 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000003527 eukaryotic cell Anatomy 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 229920000591 gum Polymers 0.000 description 2
- 238000011534 incubation Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 2
- 229920006008 lipopolysaccharide Polymers 0.000 description 2
- 239000004005 microsphere Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 229940049954 penicillin Drugs 0.000 description 2
- 239000002504 physiological saline solution Substances 0.000 description 2
- 239000013612 plasmid Substances 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229940083575 sodium dodecyl sulfate Drugs 0.000 description 2
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 2
- 235000019345 sodium thiosulphate Nutrition 0.000 description 2
- DHCDFWKWKRSZHF-UHFFFAOYSA-N sulfurothioic S-acid Chemical compound OS(O)(=O)=S DHCDFWKWKRSZHF-UHFFFAOYSA-N 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- WNKKRLJRXMEVSB-UHFFFAOYSA-N 1-(cyclohexylamino)ethanesulfonic acid Chemical compound OS(=O)(=O)C(C)NC1CCCCC1 WNKKRLJRXMEVSB-UHFFFAOYSA-N 0.000 description 1
- 241000416162 Astragalus gummifer Species 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 108020004414 DNA Proteins 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- 229920002907 Guar gum Polymers 0.000 description 1
- 244000069218 Heracleum sphondylium ssp montanum 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
- 241001625930 Luria Species 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 241000699670 Mus sp. Species 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 241000589516 Pseudomonas Species 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 108020004511 Recombinant DNA Proteins 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 229920001615 Tragacanth Polymers 0.000 description 1
- 239000007983 Tris buffer Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 229940088710 antibiotic agent Drugs 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000007975 buffered saline Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 244000309466 calf Species 0.000 description 1
- 229940041514 candida albicans extract Drugs 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
- 229920001525 carrageenan Polymers 0.000 description 1
- 229940113118 carrageenan Drugs 0.000 description 1
- 229920006317 cationic polymer Polymers 0.000 description 1
- 239000006285 cell suspension Substances 0.000 description 1
- 230000003833 cell viability Effects 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 239000002738 chelating agent Substances 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000009918 complex formation Effects 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 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
- 230000002349 favourable effect Effects 0.000 description 1
- 230000001605 fetal effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000013373 food additive Nutrition 0.000 description 1
- 239000002778 food additive Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 238000001879 gelation Methods 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
- 239000013542 high molecular weight contaminant Substances 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
- 230000001771 impaired effect Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000003834 intracellular effect Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 239000006166 lysate Substances 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 108020004707 nucleic acids Proteins 0.000 description 1
- 150000007523 nucleic acids Chemical class 0.000 description 1
- 102000039446 nucleic acids Human genes 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920001277 pectin Polymers 0.000 description 1
- 239000001814 pectin Substances 0.000 description 1
- 235000010987 pectin Nutrition 0.000 description 1
- 229960000292 pectin Drugs 0.000 description 1
- 229940056360 penicillin g Drugs 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 239000008055 phosphate buffer solution Substances 0.000 description 1
- 239000002953 phosphate buffered saline Substances 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
- 229920001184 polypeptide Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 102000004196 processed proteins & peptides Human genes 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 239000008223 sterile water Substances 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
- 239000012137 tryptone Substances 0.000 description 1
- 239000005418 vegetable material Substances 0.000 description 1
- 238000005406 washing Methods 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
- 239000012138 yeast extract Substances 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
- DGVVWUTYPXICAM-UHFFFAOYSA-N β‐Mercaptoethanol Chemical compound OCCS DGVVWUTYPXICAM-UHFFFAOYSA-N 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
- 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
-
- 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
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/06—Lysis of microorganisms
-
- 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
- C12P1/00—Preparation of compounds or compositions, not provided for in groups C12P3/00 - C12P39/00, by using microorganisms or enzymes
-
- 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
- Y10S424/00—Drug, bio-affecting and body treating compositions
- Y10S424/07—Microporous membranes
-
- 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
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/803—Physical recovery methods, e.g. chromatography, grinding
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Zoology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Genetics & Genomics (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- General Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Mycology (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Tropical Medicine & Parasitology (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)
- Enzymes And Modification Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/485,472 US4582799A (en) | 1983-04-15 | 1983-04-15 | Process for recovering nonsecreted substances produced by cells |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3414083A1 DE3414083A1 (de) | 1984-11-15 |
| DE3414083C2 true DE3414083C2 (en:Method) | 1987-08-20 |
Family
ID=23928306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843414083 Granted DE3414083A1 (de) | 1983-04-15 | 1984-04-13 | Verfahren zur gewinnung von durch lebende zellen produzierten, nicht sekretierten substanzen |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4582799A (en:Method) |
| JP (1) | JPS59205985A (en:Method) |
| DE (1) | DE3414083A1 (en:Method) |
| FR (1) | FR2544330A1 (en:Method) |
| GB (1) | GB2138842B (en:Method) |
| IT (1) | IT1214849B (en:Method) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU188425B (en) * | 1983-02-11 | 1986-04-28 | Richter Gedeon Vegyeszeti Gyar Rt,Hu | Process for the treatment of fermantation liquors containing vitamine b down 12 and other corrinoids and for preparing vitamine b down 12 concentrates |
| US4663286A (en) * | 1984-02-13 | 1987-05-05 | Damon Biotech, Inc. | Encapsulation of materials |
| US4569790A (en) * | 1984-03-28 | 1986-02-11 | Cetus Corporation | Process for recovering microbially produced interleukin-2 and purified recombinant interleukin-2 compositions |
| WO1987000553A1 (en) * | 1985-07-16 | 1987-01-29 | The Green Cross Corporation | Process for preparing hetero-protein |
| GB8523327D0 (en) * | 1985-09-20 | 1985-10-23 | Atomic Energy Authority Uk | Cells |
| DE3534983A1 (de) * | 1985-10-01 | 1987-04-02 | Sturge John & E Ltd | Komplexe immobilisierte biokatalysatoren sowie ihre herstellung und anwendung |
| GB8705464D0 (en) * | 1987-03-09 | 1987-04-15 | Atomic Energy Authority Uk | Composite material |
| US4942129A (en) * | 1987-07-28 | 1990-07-17 | Queen's University At Kingston | Multiple membrane microencapsulation |
| US5605835A (en) * | 1988-05-23 | 1997-02-25 | Regents Of The University Of Minnesota | Bioreactor device with application as a bioartificial liver |
| JPH0383999A (ja) * | 1989-08-28 | 1991-04-09 | Hitachi Ltd | 蛋白質配向膜の作成方法、該蛋白質配向膜からなる人工的構造体及びその用途 |
| US5223411A (en) * | 1990-05-14 | 1993-06-29 | Centre National De La Recherche Scientifique (Cnrs) | Nonionic surfactants having a carbamoyl group and process for treatment of a proteins containing medium using the same |
| DE4312970A1 (de) * | 1993-04-21 | 1994-10-27 | Juergen Dr Schrezenmeir | Mikrokapsel sowie Verfahren und Vorrichtung zu ihrer Herstellung |
| US5856112A (en) * | 1994-06-16 | 1999-01-05 | Urocor, Inc. | Method for selectively inducing biomarker expression in urologic tumor tissue for diagnosis and treatment thereof |
| KR100387245B1 (ko) * | 1997-10-17 | 2003-08-19 | 일양약품주식회사 | 유산균의안정화를위한미세장용성코팅과립 |
| US6303355B1 (en) | 1999-03-22 | 2001-10-16 | Duke University | Method of culturing, cryopreserving and encapsulating pancreatic islet cells |
| US6365385B1 (en) | 1999-03-22 | 2002-04-02 | Duke University | Methods of culturing and encapsulating pancreatic islet cells |
| AU2020211622A1 (en) * | 2019-01-25 | 2021-08-19 | The Australian National University | Encapsulated cells |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5128589B1 (en:Method) * | 1967-12-28 | 1976-08-20 | ||
| US3522346A (en) * | 1968-05-31 | 1970-07-28 | Research Corp | Nonthrombogenic microcapsules |
| US3734851A (en) * | 1969-12-29 | 1973-05-22 | K Matsumura | Method and device for purifying blood |
| US3733205A (en) * | 1970-08-07 | 1973-05-15 | Pfizer | Enzymatic removal of diacetyl from fermented beverages |
| US3725113A (en) * | 1970-12-17 | 1973-04-03 | Research Corp | Blood compatible microencapsulated detoxicants and method for making |
| US3730841A (en) * | 1971-03-24 | 1973-05-01 | American Cyanamid Co | Encapsulated carrier bound enzymes |
| US3860490A (en) * | 1972-02-11 | 1975-01-14 | Nat Patent Dev Corp | Process of subjecting a microorganism susceptible material to a microorganism |
| JPS536483A (en) * | 1976-07-02 | 1978-01-20 | Tanabe Seiyaku Co Ltd | Composition having enzymatic activity and its preparation |
| US4251387A (en) * | 1979-04-17 | 1981-02-17 | Damon Corporation | Process for preparing semipermeable microcapsules |
| US4409331A (en) * | 1979-03-28 | 1983-10-11 | Damon Corporation | Preparation of substances with encapsulated cells |
| US4391909A (en) * | 1979-03-28 | 1983-07-05 | Damon Corporation | Microcapsules containing viable tissue cells |
| US4352883A (en) * | 1979-03-28 | 1982-10-05 | Damon Corporation | Encapsulation of biological material |
| NO158284C (no) * | 1981-03-13 | 1988-08-17 | Damon Biotech Inc | Fremgangsmaate for selektiv oppbrytning av en permeabel membran. |
| 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. |
| EP0061250A3 (en) * | 1981-03-23 | 1983-09-28 | Biogen N.V. | Improved process for recovering products produced by host organisms |
-
1983
- 1983-04-15 US US06/485,472 patent/US4582799A/en not_active Expired - Lifetime
-
1984
- 1984-04-13 FR FR8405948A patent/FR2544330A1/fr not_active Withdrawn
- 1984-04-13 JP JP59073123A patent/JPS59205985A/ja active Pending
- 1984-04-13 IT IT8467379A patent/IT1214849B/it active
- 1984-04-13 GB GB08409624A patent/GB2138842B/en not_active Expired
- 1984-04-13 DE DE19843414083 patent/DE3414083A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4582799A (en) | 1986-04-15 |
| GB2138842A (en) | 1984-10-31 |
| IT8467379A0 (it) | 1984-04-13 |
| IT1214849B (it) | 1990-01-18 |
| JPS59205985A (ja) | 1984-11-21 |
| DE3414083A1 (de) | 1984-11-15 |
| GB2138842B (en) | 1986-12-17 |
| FR2544330A1 (fr) | 1984-10-19 |
| GB8409624D0 (en) | 1984-05-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |