CA1095446A - Purification of microbial enzyme extracts using synthetic polyelectrolytes - Google Patents
Purification of microbial enzyme extracts using synthetic polyelectrolytesInfo
- Publication number
- CA1095446A CA1095446A CA290,329A CA290329A CA1095446A CA 1095446 A CA1095446 A CA 1095446A CA 290329 A CA290329 A CA 290329A CA 1095446 A CA1095446 A CA 1095446A
- Authority
- CA
- Canada
- Prior art keywords
- polymer
- extract
- purifying
- microbial enzyme
- protein
- 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
- 239000000284 extract Substances 0.000 title claims abstract description 87
- 108090000790 Enzymes Proteins 0.000 title claims abstract description 71
- 102000004190 Enzymes Human genes 0.000 title claims abstract description 71
- 230000000813 microbial effect Effects 0.000 title claims abstract description 27
- 229920000867 polyelectrolyte Polymers 0.000 title abstract description 11
- 238000000746 purification Methods 0.000 title abstract description 10
- 229920000642 polymer Polymers 0.000 claims abstract description 110
- 102000004169 proteins and genes Human genes 0.000 claims abstract description 65
- 108090000623 proteins and genes Proteins 0.000 claims abstract description 59
- 102000039446 nucleic acids Human genes 0.000 claims abstract description 54
- 108020004707 nucleic acids Proteins 0.000 claims abstract description 54
- 150000007523 nucleic acids Chemical class 0.000 claims abstract description 54
- 239000000178 monomer Substances 0.000 claims abstract description 36
- 229920006317 cationic polymer Polymers 0.000 claims abstract description 13
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 7
- 239000007864 aqueous solution Substances 0.000 claims abstract description 5
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract description 5
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 30
- 125000002091 cationic group Chemical group 0.000 claims description 20
- -1 hydroxyalkyl acrylate Chemical compound 0.000 claims description 8
- DMEKUKDWAIXWSL-UHFFFAOYSA-N n,n-dimethyl-7-nitro-9h-fluoren-2-amine Chemical compound [O-][N+](=O)C1=CC=C2C3=CC=C(N(C)C)C=C3CC2=C1 DMEKUKDWAIXWSL-UHFFFAOYSA-N 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 230000001376 precipitating effect Effects 0.000 claims description 7
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 claims description 6
- 229920002554 vinyl polymer Polymers 0.000 claims description 6
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 5
- 150000001450 anions Chemical group 0.000 claims description 4
- QLAJNZSPVITUCQ-UHFFFAOYSA-N 1,3,2-dioxathietane 2,2-dioxide Chemical compound O=S1(=O)OCO1 QLAJNZSPVITUCQ-UHFFFAOYSA-N 0.000 claims description 3
- JKNCOURZONDCGV-UHFFFAOYSA-N 2-(dimethylamino)ethyl 2-methylprop-2-enoate Chemical compound CN(C)CCOC(=O)C(C)=C JKNCOURZONDCGV-UHFFFAOYSA-N 0.000 claims description 3
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical group NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 3
- FFTZCGHPHVIVHI-UHFFFAOYSA-N methyl-[2-(2-methylprop-2-enoyloxy)ethyl]azanium;chloride Chemical group Cl.CNCCOC(=O)C(C)=C FFTZCGHPHVIVHI-UHFFFAOYSA-N 0.000 claims description 3
- NHARPDSAXCBDDR-UHFFFAOYSA-N propyl 2-methylprop-2-enoate Chemical compound CCCOC(=O)C(C)=C NHARPDSAXCBDDR-UHFFFAOYSA-N 0.000 claims description 2
- OSSNTDFYBPYIEC-UHFFFAOYSA-N 1-ethenylimidazole Chemical compound C=CN1C=CN=C1 OSSNTDFYBPYIEC-UHFFFAOYSA-N 0.000 claims 1
- 238000001556 precipitation Methods 0.000 abstract description 16
- 229940088598 enzyme Drugs 0.000 description 54
- 230000000694 effects Effects 0.000 description 36
- 239000000872 buffer Substances 0.000 description 15
- 239000000243 solution Substances 0.000 description 10
- 108700016171 Aspartate ammonia-lyases Proteins 0.000 description 8
- 229910021380 Manganese Chloride Inorganic materials 0.000 description 6
- GLFNIEUTAYBVOC-UHFFFAOYSA-L Manganese chloride Chemical compound Cl[Mn]Cl GLFNIEUTAYBVOC-UHFFFAOYSA-L 0.000 description 6
- 108091005461 Nucleic proteins Proteins 0.000 description 6
- 229920002873 Polyethylenimine Polymers 0.000 description 6
- 229920001577 copolymer Polymers 0.000 description 6
- 239000011565 manganese chloride Substances 0.000 description 6
- 235000002867 manganese chloride Nutrition 0.000 description 6
- 229940099607 manganese chloride Drugs 0.000 description 6
- 244000005700 microbiome Species 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 6
- 102000007327 Protamines Human genes 0.000 description 5
- 108010007568 Protamines Proteins 0.000 description 5
- 238000005119 centrifugation Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 229950008679 protamine sulfate Drugs 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 description 3
- NOWKCMXCCJGMRR-UHFFFAOYSA-N Aziridine Chemical compound C1CN1 NOWKCMXCCJGMRR-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 238000003916 acid precipitation Methods 0.000 description 3
- 150000007513 acids Chemical class 0.000 description 3
- 150000001412 amines Chemical class 0.000 description 3
- 230000000536 complexating effect Effects 0.000 description 3
- 239000000287 crude extract Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 239000011572 manganese Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000008363 phosphate buffer Substances 0.000 description 3
- 239000012134 supernatant fraction Substances 0.000 description 3
- 229920001059 synthetic polymer Polymers 0.000 description 3
- WEEMDRWIKYCTQM-UHFFFAOYSA-N 2,6-dimethoxybenzenecarbothioamide Chemical compound COC1=CC=CC(OC)=C1C(N)=S WEEMDRWIKYCTQM-UHFFFAOYSA-N 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
- 241000194032 Enterococcus faecalis Species 0.000 description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- CKLJMWTZIZZHCS-REOHCLBHSA-N L-aspartic acid Chemical compound OC(=O)[C@@H](N)CC(O)=O CKLJMWTZIZZHCS-REOHCLBHSA-N 0.000 description 2
- 239000007983 Tris buffer Substances 0.000 description 2
- 238000003556 assay Methods 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 235000010633 broth Nutrition 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000009918 complex formation Effects 0.000 description 2
- 238000007334 copolymerization reaction Methods 0.000 description 2
- 229960001484 edetic acid Drugs 0.000 description 2
- 239000001963 growth medium Substances 0.000 description 2
- 238000011534 incubation Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 2
- 235000019341 magnesium sulphate Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000004584 polyacrylic acid Substances 0.000 description 2
- 230000006920 protein precipitation Effects 0.000 description 2
- 150000003856 quaternary ammonium compounds Chemical class 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 238000002798 spectrophotometry method Methods 0.000 description 2
- UCSJYZPVAKXKNQ-HZYVHMACSA-N streptomycin Chemical compound CN[C@H]1[C@H](O)[C@@H](O)[C@H](CO)O[C@H]1O[C@@H]1[C@](C=O)(O)[C@H](C)O[C@H]1O[C@@H]1[C@@H](NC(N)=N)[C@H](O)[C@@H](NC(N)=N)[C@H](O)[C@H]1O UCSJYZPVAKXKNQ-HZYVHMACSA-N 0.000 description 2
- 229960002385 streptomycin sulfate Drugs 0.000 description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 2
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 2
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000194107 Bacillus megaterium Species 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 229920002307 Dextran Polymers 0.000 description 1
- 108010059881 Lactase Proteins 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 1
- 101710163270 Nuclease Proteins 0.000 description 1
- WVOXLKUUVCCCSU-ZPFDUUQYSA-N Pro-Glu-Ile Chemical compound [H]N1CCC[C@H]1C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H]([C@@H](C)CC)C(O)=O WVOXLKUUVCCCSU-ZPFDUUQYSA-N 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- MSXMXWJPFIDEMT-UHFFFAOYSA-N Streptidine Natural products NC(N)=NC1C(O)C(O)C(O)C(N=C(N)N)C1O MSXMXWJPFIDEMT-UHFFFAOYSA-N 0.000 description 1
- 241000938061 Streptomyces thermophilus Species 0.000 description 1
- 108010067390 Viral Proteins Proteins 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 239000005862 Whey Substances 0.000 description 1
- 102000007544 Whey Proteins Human genes 0.000 description 1
- 108010046377 Whey Proteins Proteins 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229920001448 anionic polyelectrolyte Polymers 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 229940088710 antibiotic agent Drugs 0.000 description 1
- 239000000427 antigen Substances 0.000 description 1
- 102000036639 antigens Human genes 0.000 description 1
- 108091007433 antigens Proteins 0.000 description 1
- 125000000637 arginyl group Chemical group N[C@@H](CCCNC(N)=N)C(=O)* 0.000 description 1
- 108010005774 beta-Galactosidase Proteins 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 230000010261 cell growth Effects 0.000 description 1
- 239000002801 charged material Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229940079919 digestives enzyme preparation Drugs 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- VHJLVAABSRFDPM-QWWZWVQMSA-N dithiothreitol Chemical compound SC[C@@H](O)[C@H](O)CS VHJLVAABSRFDPM-QWWZWVQMSA-N 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007515 enzymatic degradation Effects 0.000 description 1
- 238000001952 enzyme assay Methods 0.000 description 1
- 150000002118 epoxides Chemical class 0.000 description 1
- UUFFXMPIDQJWET-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate;hydrochloride Chemical compound Cl.CCOC(=O)C(C)=C UUFFXMPIDQJWET-UHFFFAOYSA-N 0.000 description 1
- 238000002270 exclusion chromatography Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 150000002211 flavins Chemical class 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 125000005462 imide group Chemical group 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000004255 ion exchange chromatography Methods 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 229940099596 manganese sulfate Drugs 0.000 description 1
- 239000011702 manganese sulphate Substances 0.000 description 1
- 235000007079 manganese sulphate Nutrition 0.000 description 1
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- SNVLJLYUUXKWOJ-UHFFFAOYSA-N methylidenecarbene Chemical compound C=[C] SNVLJLYUUXKWOJ-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000007826 nucleic acid assay Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 125000005740 oxycarbonyl group Chemical group [*:1]OC([*:2])=O 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229920002006 poly(N-vinylimidazole) polymer Chemical class 0.000 description 1
- 229920001601 polyetherimide Polymers 0.000 description 1
- 239000005373 porous glass Substances 0.000 description 1
- 229910000160 potassium phosphate Inorganic materials 0.000 description 1
- 239000008057 potassium phosphate buffer Substances 0.000 description 1
- 235000011009 potassium phosphates Nutrition 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000002731 protein assay Methods 0.000 description 1
- 239000012460 protein solution Substances 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 150000003335 secondary amines Chemical class 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000000527 sonication Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- MSXMXWJPFIDEMT-FAEUDGQSSA-N streptidine Chemical compound NC(=N)N[C@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](NC(N)=N)[C@@H]1O MSXMXWJPFIDEMT-FAEUDGQSSA-N 0.000 description 1
- 229960005322 streptomycin Drugs 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 229920003176 water-insoluble polymer Polymers 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
- 229960001763 zinc sulfate Drugs 0.000 description 1
- 229910000368 zinc sulfate Inorganic materials 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
- C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
- C12N9/88—Lyases (4.)
-
- 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
- C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying 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
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/814—Enzyme separation or purification
- Y10S435/816—Enzyme separation or purification by solubility
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Organic Chemistry (AREA)
- Zoology (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Wood Science & Technology (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Enzymes And Modification Thereof (AREA)
- Peptides Or Proteins (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/749,647 US4055469A (en) | 1976-12-10 | 1976-12-10 | Purification of microbial enzyme extracts using synthetic polyelectrolytes |
| US749,647 | 1976-12-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1095446A true CA1095446A (en) | 1981-02-10 |
Family
ID=25014606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA290,329A Expired CA1095446A (en) | 1976-12-10 | 1977-11-07 | Purification of microbial enzyme extracts using synthetic polyelectrolytes |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4055469A (show.php) |
| JP (1) | JPS5372891A (show.php) |
| CA (1) | CA1095446A (show.php) |
| DE (1) | DE2755034C2 (show.php) |
| FR (1) | FR2387243A1 (show.php) |
| GB (1) | GB1590310A (show.php) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4663288A (en) * | 1985-05-22 | 1987-05-05 | Nabisco Brands, Inc. | Process for purification of enzymes |
| JPS62180865A (ja) * | 1986-02-04 | 1987-08-08 | Fujitsu Ltd | 廃券スタツカ |
| US4873187A (en) * | 1986-03-13 | 1989-10-10 | Digene Diagnostics, Incorporated | Bifunctional DNA-protein conjugating agent |
| US5047511A (en) * | 1989-08-28 | 1991-09-10 | Pitman-Moore, Inc. | Method for recovering recombinant proteins |
| US5434270A (en) * | 1994-09-15 | 1995-07-18 | Eastman Kodak Company | Weakly basic polymerizable monomers and polymers prepared therefrom |
| US5582988A (en) * | 1994-09-15 | 1996-12-10 | Johnson & Johnson Clinical Diagnostics, Inc. | Methods for capture and selective release of nucleic acids using weakly basic polymer and amplification of same |
| GB9425138D0 (en) | 1994-12-12 | 1995-02-08 | Dynal As | Isolation of nucleic acid |
| EP0919616A4 (en) * | 1996-08-12 | 2002-08-21 | Fujisawa Pharmaceutical Co | PROCESSES FOR PREPARING BIOREACTORS |
| US6914137B2 (en) * | 1997-12-06 | 2005-07-05 | Dna Research Innovations Limited | Isolation of nucleic acids |
| DE69805649T2 (de) * | 1997-12-06 | 2002-12-05 | Dna Res Innovations Ltd | Isolierung von nukleinsäuren |
| EP1098907B1 (en) | 1998-07-21 | 2004-09-29 | Monsanto Technology LLC | Clarification of protein precipitate suspensions using anionic polymeric flocculants |
| WO2000044928A2 (en) * | 1999-01-27 | 2000-08-03 | Halaka Folim G | Materials and methods for the purification of polyelectrolytes |
| DE60040912D1 (de) | 1999-05-24 | 2009-01-08 | Invitrogen Corp | Ein verfahren zum entschützen markierter oligonukleotide |
| CA2431644A1 (en) | 2000-12-12 | 2002-06-20 | Invitrogen Corporation | Compositions and methods for the release of nucleic acid molecules from solid matrices |
| AU2003202026A1 (en) | 2002-01-16 | 2003-09-02 | Dynal Biotech Asa | Method for isolating nucleic acids and protein from a single sample |
| SE0202074D0 (sv) * | 2002-06-28 | 2002-07-02 | Amersham Biosciences Ab | Isolation of nucleic acids |
| FR2902799B1 (fr) | 2006-06-27 | 2012-10-26 | Millipore Corp | Procede et unite de preparation d'un echantillon pour l'analyse microbiologique d'un liquide |
| US8362217B2 (en) | 2006-12-21 | 2013-01-29 | Emd Millipore Corporation | Purification of proteins |
| WO2008079280A1 (en) * | 2006-12-21 | 2008-07-03 | Millipore Corporation | Purification of proteins |
| US8569464B2 (en) * | 2006-12-21 | 2013-10-29 | Emd Millipore Corporation | Purification of proteins |
| MX2009007632A (es) * | 2007-01-22 | 2009-07-24 | Genentech Inc | Precipitacion de polielectrolito y purificacion de proteinas. |
| WO2009151514A1 (en) * | 2008-06-11 | 2009-12-17 | Millipore Corporation | Stirred tank bioreactor |
| EP2370561B1 (en) | 2008-12-16 | 2019-08-07 | EMD Millipore Corporation | Stirred tank reactor and method |
| KR101551295B1 (ko) | 2010-05-17 | 2015-09-08 | 이엠디 밀리포어 코포레이션 | 생체분자 정제용 자극 반응성 중합체 |
| CN111849962A (zh) * | 2019-04-25 | 2020-10-30 | 北京挑战农业科技有限公司 | 一种生物制剂中宿主残留rDNA的去除方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3252961A (en) * | 1961-04-03 | 1966-05-24 | Foremost Dairies Inc | Whey process and product |
| US3846543A (en) * | 1963-01-02 | 1974-11-05 | Monsanto Co | Process for the separation of virus from non-viral proteins |
| US3555001A (en) * | 1969-05-29 | 1971-01-12 | Monsanto Co | Process for the fractionation of plasma and serum using water-insoluble polyelectrolytes containing diloweralkylaminoloweralkylimide groups |
| DE2001902C3 (de) * | 1970-01-16 | 1978-10-12 | Boehringer Mannheim Gmbh, 6800 Mannheim | Verfahren zur Reinigung und Fraktionierung von gelösten aktiven Proteinen |
| US3728224A (en) * | 1970-11-12 | 1973-04-17 | Miles Lab | Enzyme purification process |
| US3737377A (en) * | 1971-01-27 | 1973-06-05 | Miles Lab | Purification of lactase |
| US3725545A (en) * | 1971-02-03 | 1973-04-03 | R Maes | Enhancement of antibody production by nucleic acid-polycation complexes |
| DE2159028A1 (de) * | 1971-11-29 | 1973-05-30 | Henkel & Cie Gmbh | Verfahren zur klaerung von suspensionen biologischer materialien |
| IE38174B1 (en) * | 1972-07-07 | 1978-01-18 | Snam Progetti | Process for purifying an enzyme |
-
1976
- 1976-12-10 US US05/749,647 patent/US4055469A/en not_active Expired - Lifetime
-
1977
- 1977-11-07 CA CA290,329A patent/CA1095446A/en not_active Expired
- 1977-12-05 JP JP14521877A patent/JPS5372891A/ja active Granted
- 1977-12-09 FR FR7737117A patent/FR2387243A1/fr active Granted
- 1977-12-09 DE DE2755034A patent/DE2755034C2/de not_active Expired
- 1977-12-12 GB GB51647/77A patent/GB1590310A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2755034C2 (de) | 1982-06-24 |
| FR2387243B1 (show.php) | 1981-12-04 |
| FR2387243A1 (fr) | 1978-11-10 |
| DE2755034A1 (de) | 1978-06-15 |
| JPS5372891A (en) | 1978-06-28 |
| JPS5651749B2 (show.php) | 1981-12-08 |
| US4055469A (en) | 1977-10-25 |
| GB1590310A (en) | 1981-05-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1095446A (en) | Purification of microbial enzyme extracts using synthetic polyelectrolytes | |
| Chibata et al. | Immobilized aspartase-containing microbial cells: preparation and enzymatic properties | |
| US4090919A (en) | Water-insoluble tannin preparation for immobilization of proteins | |
| CA1298222C (en) | Process for biological production of amides | |
| EP0061249B1 (en) | Effluent treatment | |
| EP0137076B1 (en) | Method for cultivation of pseudomonas bacteria | |
| FI89078B (fi) | Foerfarande foer soenderdelning av akrylamid med hjaelp av acylamidamidohydrolasenzym | |
| EP0054800A1 (en) | Process for the production of immobilized microorganisms | |
| Kuehn et al. | Ribulose-1, 5-diphosphate carboxylase from hydrogenomonas eutropha and hydrogenomonas facilis. I. purification, metallic ion requirements, inhibition, and kinetic constants | |
| US4525457A (en) | Method of immobilizing enzymatically active materials | |
| Lozinsky et al. | Use of PVA-cryogel entrapped Citrobacter intermedius cells for continuous production of 3-fluoro-L-tyrosine | |
| GB2086376A (en) | Process for the production of acrylamide using immobilised cells | |
| FI89075B (fi) | Foerfarande foer soenderdelning av akrylamid med hjaelp av acylamidamidohydrolasenzym | |
| US4547463A (en) | Method of immobilizing microorganisms | |
| JPH0347070A (ja) | アミダーゼ酵素の生産方法 | |
| Wechsler et al. | Antipolarity in the ilv operon of Escherichia coli K-12 | |
| CA2252616C (en) | Biocatalysts with amine acylase activity | |
| US5145890A (en) | Method for reducing the carboxylester content of an emulsion polymer | |
| EP0032987A1 (en) | Thermophilic aspartase, processes for producing, culture used, and L-aspartic acid preparation process using the same | |
| CA1251751A (en) | Process for dissolving enzymes | |
| Epton et al. | [7] Enzymes covalently bound to polyacrylic and polymethacrylic copolymers | |
| EP0245986B1 (en) | Immobilization of nonanchorage-dependent cells | |
| EP0244998A1 (en) | Method for clarifying and stabilizing cell-culture media | |
| KR0169215B1 (ko) | 아크릴아미드에 대한 니트릴 히드라타제의 내성을 증가시키는 방법 | |
| JP3179058B2 (ja) | 固定化生体触媒 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |