CH615933A5 - Process for carrying out enzymatic reactions - Google Patents
Process for carrying out enzymatic reactions Download PDFInfo
- Publication number
- CH615933A5 CH615933A5 CH1559675A CH1559675A CH615933A5 CH 615933 A5 CH615933 A5 CH 615933A5 CH 1559675 A CH1559675 A CH 1559675A CH 1559675 A CH1559675 A CH 1559675A CH 615933 A5 CH615933 A5 CH 615933A5
- Authority
- CH
- Switzerland
- Prior art keywords
- membrane
- enzyme
- pores
- crosslinking
- solution
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000006911 enzymatic reaction Methods 0.000 title claims abstract description 25
- 239000012528 membrane Substances 0.000 claims abstract description 113
- 102000004190 Enzymes Human genes 0.000 claims abstract description 98
- 108090000790 Enzymes Proteins 0.000 claims abstract description 98
- 239000011148 porous material Substances 0.000 claims abstract description 49
- 239000000243 solution Substances 0.000 claims abstract description 40
- 238000004132 cross linking Methods 0.000 claims abstract description 24
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 230000001588 bifunctional effect Effects 0.000 claims abstract description 6
- 239000007864 aqueous solution Substances 0.000 claims abstract description 4
- 239000012982 microporous membrane Substances 0.000 claims abstract description 4
- 150000001413 amino acids Chemical class 0.000 claims abstract description 3
- 229940088598 enzyme Drugs 0.000 claims description 97
- 108090000317 Chymotrypsin Proteins 0.000 claims description 11
- 229960002376 chymotrypsin Drugs 0.000 claims description 11
- 108090000631 Trypsin Proteins 0.000 claims description 4
- 102000004142 Trypsin Human genes 0.000 claims description 4
- 239000012588 trypsin Substances 0.000 claims description 4
- 239000011230 binding agent Substances 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- 125000004442 acylamino group Chemical group 0.000 claims 1
- 238000007385 chemical modification Methods 0.000 claims 1
- 238000006047 enzymatic hydrolysis reaction Methods 0.000 claims 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract description 2
- 239000007767 bonding agent Substances 0.000 abstract 1
- 238000009792 diffusion process Methods 0.000 description 30
- 239000000047 product Substances 0.000 description 30
- 230000009466 transformation Effects 0.000 description 26
- 239000000758 substrate Substances 0.000 description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 239000008363 phosphate buffer Substances 0.000 description 13
- 238000002360 preparation method Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 11
- 230000002255 enzymatic effect Effects 0.000 description 10
- 239000002245 particle Substances 0.000 description 10
- 239000003112 inhibitor Substances 0.000 description 9
- 238000004458 analytical method Methods 0.000 description 8
- 239000007983 Tris buffer Substances 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 7
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 7
- 239000004366 Glucose oxidase Substances 0.000 description 6
- 108010015776 Glucose oxidase Proteins 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 239000003431 cross linking reagent Substances 0.000 description 6
- 229940116332 glucose oxidase Drugs 0.000 description 6
- 235000019420 glucose oxidase Nutrition 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 6
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 5
- 239000008103 glucose Substances 0.000 description 5
- 238000000108 ultra-filtration Methods 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- 102000016938 Catalase Human genes 0.000 description 4
- 108010053835 Catalase Proteins 0.000 description 4
- 108010046334 Urease Proteins 0.000 description 4
- 239000000872 buffer Substances 0.000 description 4
- SRLROPAFMUDDRC-INIZCTEOSA-N ethyl N-benzoyl-L-tyrosinate Chemical compound C([C@@H](C(=O)OCC)NC(=O)C=1C=CC=CC=1)C1=CC=C(O)C=C1 SRLROPAFMUDDRC-INIZCTEOSA-N 0.000 description 4
- 125000004494 ethyl ester group Chemical group 0.000 description 4
- 235000018102 proteins Nutrition 0.000 description 4
- 102000004169 proteins and genes Human genes 0.000 description 4
- 108090000623 proteins and genes Proteins 0.000 description 4
- 229920002284 Cellulose triacetate Polymers 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 description 3
- 239000004365 Protease Substances 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 3
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 3
- 239000004202 carbamide Substances 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 238000011068 loading method Methods 0.000 description 3
- 238000001471 micro-filtration Methods 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 229960001322 trypsin Drugs 0.000 description 3
- FTOAOBMCPZCFFF-UHFFFAOYSA-N 5,5-diethylbarbituric acid Chemical compound CCC1(CC)C(=O)NC(=O)NC1=O FTOAOBMCPZCFFF-UHFFFAOYSA-N 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 2
- 102000005367 Carboxypeptidases Human genes 0.000 description 2
- 108010006303 Carboxypeptidases Proteins 0.000 description 2
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 2
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 2
- 108010093096 Immobilized Enzymes Proteins 0.000 description 2
- KUUUDPTUEOKITK-AWEZNQCLSA-N N-benzoyl-L-tyrosine Chemical compound C([C@@H](C(=O)O)NC(=O)C=1C=CC=CC=1)C1=CC=C(O)C=C1 KUUUDPTUEOKITK-AWEZNQCLSA-N 0.000 description 2
- 108090000526 Papain Proteins 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 239000001110 calcium chloride Substances 0.000 description 2
- 229910001628 calcium chloride Inorganic materials 0.000 description 2
- 235000011148 calcium chloride Nutrition 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- XTVQLZCDKVEBTK-UHFFFAOYSA-N ethyl 6-amino-2-benzamidohexanoate Chemical compound NCCCCC(C(=O)OCC)NC(=O)C1=CC=CC=C1 XTVQLZCDKVEBTK-UHFFFAOYSA-N 0.000 description 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XZECNVJPYDPBAM-ZDUSSCGKSA-N methyl (2s)-2-acetamido-3-(1h-indol-3-yl)propanoate Chemical compound C1=CC=C2C(C[C@@H](C(=O)OC)NC(C)=O)=CNC2=C1 XZECNVJPYDPBAM-ZDUSSCGKSA-N 0.000 description 2
- 229940055729 papain Drugs 0.000 description 2
- 235000019834 papain Nutrition 0.000 description 2
- 230000003334 potential effect Effects 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- GFLCPYUSPYXNBV-NSHDSACASA-N (2s)-2-[(2-benzamidoacetyl)amino]-5-(diaminomethylideneamino)pentanoic acid Chemical compound NC(N)=NCCC[C@@H](C(O)=O)NC(=O)CNC(=O)C1=CC=CC=C1 GFLCPYUSPYXNBV-NSHDSACASA-N 0.000 description 1
- VILFTWLXLYIEMV-UHFFFAOYSA-N 1,5-difluoro-2,4-dinitrobenzene Chemical compound [O-][N+](=O)C1=CC([N+]([O-])=O)=C(F)C=C1F VILFTWLXLYIEMV-UHFFFAOYSA-N 0.000 description 1
- QAENSRVGOVCLTB-UHFFFAOYSA-N 1-nitroso-4-(4-nitrosophenyl)benzene Chemical compound C1=CC(N=O)=CC=C1C1=CC=C(N=O)C=C1 QAENSRVGOVCLTB-UHFFFAOYSA-N 0.000 description 1
- YRZDEQWWBMFRED-UHFFFAOYSA-N 2-amino-5-[benzoyl(carbamimidoyl)amino]pentanoic acid Chemical compound C(C1=CC=CC=C1)(=O)N(CCCC(N)C(=O)O)C(N)=N YRZDEQWWBMFRED-UHFFFAOYSA-N 0.000 description 1
- ULGJWNIHLSLQPZ-UHFFFAOYSA-N 7-[(6,8-dichloro-1,2,3,4-tetrahydroacridin-9-yl)amino]-n-[2-(1h-indol-3-yl)ethyl]heptanamide Chemical compound C1CCCC2=NC3=CC(Cl)=CC(Cl)=C3C(NCCCCCCC(=O)NCCC=3C4=CC=CC=C4NC=3)=C21 ULGJWNIHLSLQPZ-UHFFFAOYSA-N 0.000 description 1
- 102000009027 Albumins Human genes 0.000 description 1
- 108010088751 Albumins Proteins 0.000 description 1
- 102000002260 Alkaline Phosphatase Human genes 0.000 description 1
- 108020004774 Alkaline Phosphatase Proteins 0.000 description 1
- 108090000531 Amidohydrolases Proteins 0.000 description 1
- 102000004092 Amidohydrolases Human genes 0.000 description 1
- 102000013142 Amylases Human genes 0.000 description 1
- 108010065511 Amylases Proteins 0.000 description 1
- 108010024976 Asparaginase Proteins 0.000 description 1
- 102000015790 Asparaginase Human genes 0.000 description 1
- 102000003670 Carboxypeptidase B Human genes 0.000 description 1
- 108090000087 Carboxypeptidase B Proteins 0.000 description 1
- 150000008574 D-amino acids Chemical class 0.000 description 1
- AEMOLEFTQBMNLQ-AQKNRBDQSA-N D-glucopyranuronic acid Chemical compound OC1O[C@H](C(O)=O)[C@@H](O)[C@H](O)[C@H]1O AEMOLEFTQBMNLQ-AQKNRBDQSA-N 0.000 description 1
- 108090000270 Ficain Proteins 0.000 description 1
- IAJILQKETJEXLJ-UHFFFAOYSA-N Galacturonsaeure Natural products O=CC(O)C(O)C(O)C(O)C(O)=O IAJILQKETJEXLJ-UHFFFAOYSA-N 0.000 description 1
- 239000004471 Glycine Substances 0.000 description 1
- 102000004157 Hydrolases Human genes 0.000 description 1
- 108090000604 Hydrolases Proteins 0.000 description 1
- CBQJSKKFNMDLON-UHFFFAOYSA-N N-acetylphenylalanine Chemical compound CC(=O)NC(C(O)=O)CC1=CC=CC=C1 CBQJSKKFNMDLON-UHFFFAOYSA-N 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 102000004316 Oxidoreductases Human genes 0.000 description 1
- 108090000854 Oxidoreductases Proteins 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 108091005804 Peptidases Proteins 0.000 description 1
- 102000035195 Peptidases Human genes 0.000 description 1
- 108700020962 Peroxidase Proteins 0.000 description 1
- 102000003992 Peroxidases Human genes 0.000 description 1
- 102000012288 Phosphopyruvate Hydratase Human genes 0.000 description 1
- 108010022181 Phosphopyruvate Hydratase Proteins 0.000 description 1
- 108010070926 Tripeptide aminopeptidase Proteins 0.000 description 1
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 description 1
- 125000003172 aldehyde group Chemical group 0.000 description 1
- 108010027597 alpha-chymotrypsin Proteins 0.000 description 1
- 229940024606 amino acid Drugs 0.000 description 1
- 108010003977 aminoacylase I Proteins 0.000 description 1
- 235000019418 amylase Nutrition 0.000 description 1
- 229940025131 amylases Drugs 0.000 description 1
- 229960003272 asparaginase Drugs 0.000 description 1
- DCXYFEDJOCDNAF-UHFFFAOYSA-M asparaginate Chemical compound [O-]C(=O)C(N)CC(N)=O DCXYFEDJOCDNAF-UHFFFAOYSA-M 0.000 description 1
- 229960002319 barbital Drugs 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002981 blocking agent Substances 0.000 description 1
- 239000005018 casein Substances 0.000 description 1
- BECPQYXYKAMYBN-UHFFFAOYSA-N casein, tech. Chemical compound NCCCCC(C(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(CC(C)C)N=C(O)C(CCC(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(C(C)O)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(COP(O)(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(N)CC1=CC=CC=C1 BECPQYXYKAMYBN-UHFFFAOYSA-N 0.000 description 1
- 235000021240 caseins Nutrition 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000003480 eluent Substances 0.000 description 1
- OCLXJTCGWSSVOE-UHFFFAOYSA-N ethanol etoh Chemical compound CCO.CCO OCLXJTCGWSSVOE-UHFFFAOYSA-N 0.000 description 1
- YQDHCCVUYCIGSW-LBPRGKRZSA-N ethyl (2s)-2-benzamido-5-(diaminomethylideneamino)pentanoate Chemical compound NC(=N)NCCC[C@@H](C(=O)OCC)NC(=O)C1=CC=CC=C1 YQDHCCVUYCIGSW-LBPRGKRZSA-N 0.000 description 1
- YIVZYFDBEPMPNL-UHFFFAOYSA-N ethyl 2-acetamido-3-phenylpropanoate Chemical compound CCOC(=O)C(NC(C)=O)CC1=CC=CC=C1 YIVZYFDBEPMPNL-UHFFFAOYSA-N 0.000 description 1
- 235000019836 ficin Nutrition 0.000 description 1
- POTUGHMKJGOKRI-UHFFFAOYSA-N ficin Chemical compound FI=CI=N POTUGHMKJGOKRI-UHFFFAOYSA-N 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229940097043 glucuronic acid Drugs 0.000 description 1
- 238000003505 heat denaturation Methods 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical class O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- -1 hydrogen ions Chemical class 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 150000002978 peroxides Chemical group 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
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000867 polyelectrolyte Polymers 0.000 description 1
- 238000011085 pressure filtration Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229940024999 proteolytic enzymes for treatment of wounds and ulcers Drugs 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000013037 reversible inhibitor Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0093—Chemical modification
- B01D67/00931—Chemical modification by introduction of specific groups after membrane formation, e.g. by grafting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
-
- 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
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/18—Apparatus specially designed for the use of free, immobilized or carrier-bound enzymes
-
- 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
- C12M29/04—Filters; Permeable or porous membranes or plates, e.g. dialysis
-
- 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
- C12M47/00—Means for after-treatment of the produced biomass or of the fermentation or metabolic products, e.g. storage of biomass
- C12M47/10—Separation or concentration of fermentation products
-
- 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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/30—Cross-linking
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biotechnology (AREA)
- Genetics & Genomics (AREA)
- General Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sustainable Development (AREA)
- Transplantation (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- General Chemical & Material Sciences (AREA)
- Mycology (AREA)
- Molecular Biology (AREA)
- Dispersion Chemistry (AREA)
- Immunology (AREA)
- Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL46178A IL46178A (en) | 1974-12-03 | 1974-12-03 | Method for the performance of enzymatic reactions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH615933A5 true CH615933A5 (en) | 1980-02-29 |
Family
ID=11047967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1559675A CH615933A5 (en) | 1974-12-03 | 1975-12-01 | Process for carrying out enzymatic reactions |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5835679B2 (cg-RX-API-DMAC10.html) |
| BE (1) | BE836187A (cg-RX-API-DMAC10.html) |
| CH (1) | CH615933A5 (cg-RX-API-DMAC10.html) |
| DE (1) | DE2553649A1 (cg-RX-API-DMAC10.html) |
| FR (1) | FR2293489A1 (cg-RX-API-DMAC10.html) |
| GB (1) | GB1527360A (cg-RX-API-DMAC10.html) |
| IL (1) | IL46178A (cg-RX-API-DMAC10.html) |
| NL (1) | NL7513281A (cg-RX-API-DMAC10.html) |
| SE (1) | SE427471B (cg-RX-API-DMAC10.html) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2828525A1 (de) * | 1978-06-29 | 1980-01-17 | Fresenius Chem Pharm Ind | Chemisches analyseverfahren und vorrichtung zu dessen ausfuehrung |
| JPS5534072A (en) * | 1978-09-03 | 1980-03-10 | Kyoto Daiichi Kagaku:Kk | Dialysis membrane bearing fixed enzyme and automatic analysis using the same |
| DE2930087A1 (de) * | 1979-07-25 | 1981-02-26 | Biotechnolog Forschung Gmbh | Verfahren zur kontinuierlichen enzymatischen umwandlung von wasserloeslichen alpha -ketocarbonsaeuren in die entsprechenden alpha -hydroxycarbonsaeuren |
| DE2930070A1 (de) * | 1979-07-25 | 1981-02-19 | Biotechnolog Forschung Gmbh | Verfahren zur kontinuierlichen enzymatischen umwandlung von wasserloeslichen alpha -ketocarbonsaeuren in die entsprechenden aminosaeuren |
| CA1185881A (en) * | 1982-02-01 | 1985-04-23 | Jacques Degelaen | ENZYMATIC PROCESS FOR THE DETERMINATION OF .beta.-LACTAM ANTIBIOTICS |
| FR2567133A1 (fr) * | 1984-07-06 | 1986-01-10 | Inst Nat Sante Rech Med | Procede de fixation de molecules, notamment biologiques, sur un support et filtres obtenus |
| US5177242A (en) * | 1991-12-17 | 1993-01-05 | Fmc Corporation | Process for preparing optically active cyanohydrins with enzymes |
| DE102004032671A1 (de) * | 2004-07-02 | 2006-02-02 | Hahn-Meitner-Institut Berlin Gmbh | Niedertemperatur-Brennstoffzelle mit einer Hybridmembran und Verfahren zur Herstellung |
| DE102008004725A1 (de) | 2008-01-16 | 2009-07-23 | Evonik Goldschmidt Gmbh | Verfahren zur heterogenkatalysierten Herstellung von Carbonsäurederivaten |
| DE102008004726A1 (de) | 2008-01-16 | 2009-07-23 | Evonik Goldschmidt Gmbh | Verfahren zur enzymatischen Herstellung von Carbonsäureestern |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1604982A (en) * | 1968-03-29 | 1972-06-26 | Active protein product - with polymeric carrier |
-
1974
- 1974-12-03 IL IL46178A patent/IL46178A/xx unknown
-
1975
- 1975-11-12 GB GB46800/75A patent/GB1527360A/en not_active Expired
- 1975-11-13 NL NL7513281A patent/NL7513281A/xx not_active Application Discontinuation
- 1975-11-19 SE SE7512987A patent/SE427471B/xx unknown
- 1975-11-28 DE DE19752553649 patent/DE2553649A1/de not_active Ceased
- 1975-12-01 CH CH1559675A patent/CH615933A5/fr not_active IP Right Cessation
- 1975-12-02 FR FR7536839A patent/FR2293489A1/fr active Granted
- 1975-12-02 JP JP50143824A patent/JPS5835679B2/ja not_active Expired
- 1975-12-02 BE BE162373A patent/BE836187A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5835679B2 (ja) | 1983-08-04 |
| FR2293489A1 (fr) | 1976-07-02 |
| SE7512987L (sv) | 1976-06-04 |
| FR2293489B1 (cg-RX-API-DMAC10.html) | 1980-01-25 |
| JPS5182786A (en) | 1976-07-20 |
| BE836187A (fr) | 1976-04-01 |
| IL46178A (en) | 1978-10-31 |
| DE2553649A1 (de) | 1976-06-10 |
| SE427471B (sv) | 1983-04-11 |
| NL7513281A (nl) | 1976-06-08 |
| GB1527360A (en) | 1978-10-04 |
| IL46178A0 (en) | 1975-03-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |