CA1074241A - Production of xanthane-type polysaccharides - Google Patents
Production of xanthane-type polysaccharidesInfo
- Publication number
- CA1074241A CA1074241A CA263,296A CA263296A CA1074241A CA 1074241 A CA1074241 A CA 1074241A CA 263296 A CA263296 A CA 263296A CA 1074241 A CA1074241 A CA 1074241A
- Authority
- CA
- Canada
- Prior art keywords
- nitrogen
- amino
- source
- strain
- medium
- 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
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 150000004676 glycans Chemical class 0.000 title claims abstract description 18
- 239000005017 polysaccharide Substances 0.000 title claims abstract description 18
- 229920001282 polysaccharide Polymers 0.000 title claims abstract description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 154
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 77
- 238000000855 fermentation Methods 0.000 claims abstract description 61
- 230000004151 fermentation Effects 0.000 claims abstract description 61
- 229940024606 amino acid Drugs 0.000 claims abstract description 45
- 235000001014 amino acid Nutrition 0.000 claims abstract description 45
- 150000001413 amino acids Chemical class 0.000 claims abstract description 45
- 238000000034 method Methods 0.000 claims abstract description 39
- WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 claims abstract description 22
- 241000589634 Xanthomonas Species 0.000 claims abstract description 21
- 235000013922 glutamic acid Nutrition 0.000 claims abstract description 21
- 239000004220 glutamic acid Substances 0.000 claims abstract description 21
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 claims abstract description 20
- 240000008042 Zea mays Species 0.000 claims abstract description 13
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims abstract description 13
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims abstract description 13
- 235000005822 corn Nutrition 0.000 claims abstract description 13
- 239000004475 Arginine Substances 0.000 claims abstract description 11
- 239000006035 Tryptophane Substances 0.000 claims abstract description 11
- ODKSFYDXXFIFQN-UHFFFAOYSA-N arginine Natural products OC(=O)C(N)CCCNC(N)=N ODKSFYDXXFIFQN-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229960004799 tryptophan Drugs 0.000 claims abstract description 11
- ONIBWKKTOPOVIA-BYPYZUCNSA-N L-Proline Chemical compound OC(=O)[C@@H]1CCCN1 ONIBWKKTOPOVIA-BYPYZUCNSA-N 0.000 claims abstract description 10
- ROHFNLRQFUQHCH-YFKPBYRVSA-N L-leucine Chemical compound CC(C)C[C@H](N)C(O)=O ROHFNLRQFUQHCH-YFKPBYRVSA-N 0.000 claims abstract description 10
- QIVBCDIJIAJPQS-VIFPVBQESA-N L-tryptophane Chemical compound C1=CC=C2C(C[C@H](N)C(O)=O)=CNC2=C1 QIVBCDIJIAJPQS-VIFPVBQESA-N 0.000 claims abstract description 10
- ROHFNLRQFUQHCH-UHFFFAOYSA-N Leucine Natural products CC(C)CC(N)C(O)=O ROHFNLRQFUQHCH-UHFFFAOYSA-N 0.000 claims abstract description 10
- ONIBWKKTOPOVIA-UHFFFAOYSA-N Proline Natural products OC(=O)C1CCCN1 ONIBWKKTOPOVIA-UHFFFAOYSA-N 0.000 claims abstract description 10
- QIVBCDIJIAJPQS-UHFFFAOYSA-N Tryptophan Natural products C1=CC=C2C(CC(N)C(O)=O)=CNC2=C1 QIVBCDIJIAJPQS-UHFFFAOYSA-N 0.000 claims abstract description 10
- ODKSFYDXXFIFQN-BYPYZUCNSA-P L-argininium(2+) Chemical compound NC(=[NH2+])NCCC[C@H]([NH3+])C(O)=O ODKSFYDXXFIFQN-BYPYZUCNSA-P 0.000 claims abstract description 8
- AYFVYJQAPQTCCC-GBXIJSLDSA-N L-threonine Chemical compound C[C@@H](O)[C@H](N)C(O)=O AYFVYJQAPQTCCC-GBXIJSLDSA-N 0.000 claims abstract description 8
- AYFVYJQAPQTCCC-UHFFFAOYSA-N Threonine Natural products CC(O)C(N)C(O)=O AYFVYJQAPQTCCC-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000004473 Threonine Substances 0.000 claims abstract description 8
- DCXYFEDJOCDNAF-UHFFFAOYSA-N Asparagine Natural products OC(=O)C(N)CC(N)=O DCXYFEDJOCDNAF-UHFFFAOYSA-N 0.000 claims abstract description 7
- DCXYFEDJOCDNAF-REOHCLBHSA-N L-asparagine Chemical compound OC(=O)[C@@H](N)CC(N)=O DCXYFEDJOCDNAF-REOHCLBHSA-N 0.000 claims abstract description 7
- ZDXPYRJPNDTMRX-VKHMYHEASA-N L-glutamine Chemical compound OC(=O)[C@@H](N)CCC(N)=O ZDXPYRJPNDTMRX-VKHMYHEASA-N 0.000 claims abstract description 7
- 235000009582 asparagine Nutrition 0.000 claims abstract description 7
- 229960001230 asparagine Drugs 0.000 claims abstract description 7
- ZDXPYRJPNDTMRX-UHFFFAOYSA-N glutamine Natural products OC(=O)C(N)CCC(N)=O ZDXPYRJPNDTMRX-UHFFFAOYSA-N 0.000 claims abstract description 7
- 150000001720 carbohydrates Chemical class 0.000 claims abstract description 6
- 235000014633 carbohydrates Nutrition 0.000 claims abstract description 6
- 229960005419 nitrogen Drugs 0.000 claims description 76
- 239000002609 medium Substances 0.000 claims description 63
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 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 claims description 13
- 241000589636 Xanthomonas campestris Species 0.000 claims description 13
- 229910052799 carbon Inorganic materials 0.000 claims description 13
- 239000008103 glucose Substances 0.000 claims description 13
- 239000012452 mother liquor Substances 0.000 claims description 12
- 241000196324 Embryophyta Species 0.000 claims description 10
- 235000009697 arginine Nutrition 0.000 claims description 10
- 239000012736 aqueous medium Substances 0.000 claims description 9
- 235000005772 leucine Nutrition 0.000 claims description 9
- 229960003136 leucine Drugs 0.000 claims description 9
- 235000013930 proline Nutrition 0.000 claims description 9
- 229960002429 proline Drugs 0.000 claims description 9
- 235000017103 tryptophane Nutrition 0.000 claims description 9
- CKLJMWTZIZZHCS-REOHCLBHSA-N L-aspartic acid Chemical compound OC(=O)[C@@H](N)CC(O)=O CKLJMWTZIZZHCS-REOHCLBHSA-N 0.000 claims description 8
- 235000003704 aspartic acid Nutrition 0.000 claims description 8
- 229960005261 aspartic acid Drugs 0.000 claims description 8
- OQFSQFPPLPISGP-UHFFFAOYSA-N beta-carboxyaspartic acid Natural products OC(=O)C(N)C(C(O)=O)C(O)=O OQFSQFPPLPISGP-UHFFFAOYSA-N 0.000 claims description 8
- 235000000346 sugar Nutrition 0.000 claims description 7
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- 235000013619 trace mineral Nutrition 0.000 claims description 7
- 239000011573 trace mineral Substances 0.000 claims description 7
- -1 tryosine Chemical compound 0.000 claims description 7
- 235000004554 glutamine Nutrition 0.000 claims description 6
- 238000011534 incubation Methods 0.000 claims description 6
- 239000011777 magnesium Substances 0.000 claims description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 6
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 claims description 5
- 239000004472 Lysine Substances 0.000 claims description 5
- MTCFGRXMJLQNBG-UHFFFAOYSA-N Serine Natural products OCC(N)C(O)=O MTCFGRXMJLQNBG-UHFFFAOYSA-N 0.000 claims description 5
- 238000002425 crystallisation Methods 0.000 claims description 5
- 230000008025 crystallization Effects 0.000 claims description 5
- 235000013905 glycine and its sodium salt Nutrition 0.000 claims description 5
- 235000004400 serine Nutrition 0.000 claims description 5
- KDXKERNSBIXSRK-UHFFFAOYSA-N Lysine Natural products NCCCCC(N)C(O)=O KDXKERNSBIXSRK-UHFFFAOYSA-N 0.000 claims description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 4
- 229920002472 Starch Polymers 0.000 claims description 4
- 235000018417 cysteine Nutrition 0.000 claims description 4
- XUJNEKJLAYXESH-UHFFFAOYSA-N cysteine Natural products SCC(N)C(O)=O XUJNEKJLAYXESH-UHFFFAOYSA-N 0.000 claims description 4
- 235000018977 lysine Nutrition 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 150000004804 polysaccharides Polymers 0.000 claims description 4
- 229960004793 sucrose Drugs 0.000 claims description 4
- AGPKZVBTJJNPAG-WHFBIAKZSA-N L-isoleucine Chemical compound CC[C@H](C)[C@H](N)C(O)=O AGPKZVBTJJNPAG-WHFBIAKZSA-N 0.000 claims description 3
- 229930006000 Sucrose Natural products 0.000 claims description 3
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 3
- 239000006227 byproduct Substances 0.000 claims description 3
- 235000013681 dietary sucrose Nutrition 0.000 claims description 3
- 235000014304 histidine Nutrition 0.000 claims description 3
- HNDVDQJCIGZPNO-UHFFFAOYSA-N histidine Natural products OC(=O)C(N)CC1=CN=CN1 HNDVDQJCIGZPNO-UHFFFAOYSA-N 0.000 claims description 3
- 235000014705 isoleucine Nutrition 0.000 claims description 3
- 229960000310 isoleucine Drugs 0.000 claims description 3
- AGPKZVBTJJNPAG-UHFFFAOYSA-N isoleucine Natural products CCC(C)C(N)C(O)=O AGPKZVBTJJNPAG-UHFFFAOYSA-N 0.000 claims description 3
- 244000005700 microbiome Species 0.000 claims description 3
- OWEGMIWEEQEYGQ-UHFFFAOYSA-N 100676-05-9 Natural products OC1C(O)C(O)C(CO)OC1OCC1C(O)C(O)C(O)C(OC2C(OC(O)C(O)C2O)CO)O1 OWEGMIWEEQEYGQ-UHFFFAOYSA-N 0.000 claims description 2
- 108010082340 Arginine deiminase Proteins 0.000 claims description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 claims description 2
- 229920002261 Corn starch Polymers 0.000 claims description 2
- 239000001828 Gelatine Substances 0.000 claims description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 claims description 2
- GUBGYTABKSRVRQ-PICCSMPSSA-N Maltose Natural products O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@@H]1O[C@@H]1[C@@H](CO)OC(O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-PICCSMPSSA-N 0.000 claims description 2
- 108010046334 Urease Proteins 0.000 claims description 2
- 239000008120 corn starch Substances 0.000 claims description 2
- 229920000159 gelatin Polymers 0.000 claims description 2
- 229910001425 magnesium ion Inorganic materials 0.000 claims description 2
- 235000013379 molasses Nutrition 0.000 claims description 2
- 150000002823 nitrates Chemical class 0.000 claims description 2
- 229940085991 phosphate ion Drugs 0.000 claims description 2
- 235000019698 starch Nutrition 0.000 claims description 2
- 239000008107 starch Substances 0.000 claims description 2
- 229960002743 glutamine Drugs 0.000 claims 5
- 229940077731 carbohydrate nutrients Drugs 0.000 claims 4
- MTCFGRXMJLQNBG-REOHCLBHSA-N (2S)-2-Amino-3-hydroxypropansäure Chemical compound OC[C@H](N)C(O)=O MTCFGRXMJLQNBG-REOHCLBHSA-N 0.000 claims 2
- ROWKJAVDOGWPAT-UHFFFAOYSA-N Acetoin Chemical compound CC(O)C(C)=O ROWKJAVDOGWPAT-UHFFFAOYSA-N 0.000 claims 2
- RFSUNEUAIZKAJO-ARQDHWQXSA-N Fructose Chemical compound OC[C@H]1O[C@](O)(CO)[C@@H](O)[C@@H]1O RFSUNEUAIZKAJO-ARQDHWQXSA-N 0.000 claims 2
- XUJNEKJLAYXESH-REOHCLBHSA-N L-Cysteine Chemical compound SC[C@H](N)C(O)=O XUJNEKJLAYXESH-REOHCLBHSA-N 0.000 claims 2
- HNDVDQJCIGZPNO-YFKPBYRVSA-N L-histidine Chemical compound OC(=O)[C@@H](N)CC1=CN=CN1 HNDVDQJCIGZPNO-YFKPBYRVSA-N 0.000 claims 2
- KDXKERNSBIXSRK-YFKPBYRVSA-N L-lysine Chemical compound NCCCC[C@H](N)C(O)=O KDXKERNSBIXSRK-YFKPBYRVSA-N 0.000 claims 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims 2
- 229960002737 fructose Drugs 0.000 claims 2
- 229930091371 Fructose Natural products 0.000 claims 1
- 239000005715 Fructose Substances 0.000 claims 1
- 108010009736 Protein Hydrolysates Proteins 0.000 claims 1
- GUBGYTABKSRVRQ-QUYVBRFLSA-N beta-maltose Chemical compound OC[C@H]1O[C@H](O[C@H]2[C@H](O)[C@@H](O)[C@H](O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@@H]1O GUBGYTABKSRVRQ-QUYVBRFLSA-N 0.000 claims 1
- 229940111685 dibasic potassium phosphate Drugs 0.000 claims 1
- ZPWVASYFFYYZEW-UHFFFAOYSA-L dipotassium hydrogen phosphate Chemical compound [K+].[K+].OP([O-])([O-])=O ZPWVASYFFYYZEW-UHFFFAOYSA-L 0.000 claims 1
- 239000001963 growth medium Substances 0.000 claims 1
- GFAZHVHNLUBROE-UHFFFAOYSA-N hydroxymethyl propionaldehyde Natural products CCC(=O)CO GFAZHVHNLUBROE-UHFFFAOYSA-N 0.000 claims 1
- 159000000003 magnesium salts Chemical class 0.000 claims 1
- 229960002160 maltose Drugs 0.000 claims 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims 1
- 229960003104 ornithine Drugs 0.000 claims 1
- 239000011780 sodium chloride Substances 0.000 claims 1
- 239000002253 acid Substances 0.000 abstract description 13
- OUYCCCASQSFEME-QMMMGPOBSA-N L-tyrosine Chemical compound OC(=O)[C@@H](N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-QMMMGPOBSA-N 0.000 abstract description 3
- OUYCCCASQSFEME-UHFFFAOYSA-N tyrosine Natural products OC(=O)C(N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-UHFFFAOYSA-N 0.000 abstract description 3
- 239000013587 production medium Substances 0.000 description 10
- 239000008399 tap water Substances 0.000 description 10
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- 239000000203 mixture Substances 0.000 description 9
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- 238000012258 culturing Methods 0.000 description 5
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 5
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 4
- 229910000396 dipotassium phosphate Inorganic materials 0.000 description 4
- 229940072033 potash Drugs 0.000 description 4
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 4
- 235000015320 potassium carbonate Nutrition 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
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- 150000002500 ions Chemical class 0.000 description 3
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- 238000003756 stirring Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 235000019890 Amylum Nutrition 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- FFEARJCKVFRZRR-BYPYZUCNSA-N L-methionine Chemical compound CSCC[C@H](N)C(O)=O FFEARJCKVFRZRR-BYPYZUCNSA-N 0.000 description 2
- COLNVLDHVKWLRT-QMMMGPOBSA-N L-phenylalanine Chemical compound OC(=O)[C@@H](N)CC1=CC=CC=C1 COLNVLDHVKWLRT-QMMMGPOBSA-N 0.000 description 2
- KZSNJWFQEVHDMF-BYPYZUCNSA-N L-valine Chemical compound CC(C)[C@H](N)C(O)=O KZSNJWFQEVHDMF-BYPYZUCNSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
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- KZSNJWFQEVHDMF-UHFFFAOYSA-N Valine Natural products CC(C)C(N)C(O)=O KZSNJWFQEVHDMF-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229940061607 dibasic sodium phosphate Drugs 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 2
- 229930182817 methionine Natural products 0.000 description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 235000019319 peptone Nutrition 0.000 description 2
- COLNVLDHVKWLRT-UHFFFAOYSA-N phenylalanine Natural products OC(=O)C(N)CC1=CC=CC=C1 COLNVLDHVKWLRT-UHFFFAOYSA-N 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 150000008163 sugars Chemical class 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
- 235000002374 tyrosine Nutrition 0.000 description 2
- 239000004474 valine Substances 0.000 description 2
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- 241000335053 Beta vulgaris Species 0.000 description 1
- 235000008427 Brassica arvensis Nutrition 0.000 description 1
- 244000024671 Brassica kaber Species 0.000 description 1
- 235000004977 Brassica sinapistrum Nutrition 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- WQZGKKKJIJFFOK-QTVWNMPRSA-N D-mannopyranose Chemical compound OC[C@H]1OC(O)[C@@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-QTVWNMPRSA-N 0.000 description 1
- 229920002307 Dextran Polymers 0.000 description 1
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- 241001517310 Eria Species 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
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- QNAYBMKLOCPYGJ-REOHCLBHSA-N L-alanine Chemical compound C[C@H](N)C(O)=O QNAYBMKLOCPYGJ-REOHCLBHSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 102000052812 Ornithine decarboxylases Human genes 0.000 description 1
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- 238000004458 analytical method Methods 0.000 description 1
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- 238000001311 chemical methods and process Methods 0.000 description 1
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- 150000001875 compounds Chemical class 0.000 description 1
- AIUDWMLXCFRVDR-UHFFFAOYSA-N dimethyl 2-(3-ethyl-3-methylpentyl)propanedioate Chemical class CCC(C)(CC)CCC(C(=O)OC)C(=O)OC AIUDWMLXCFRVDR-UHFFFAOYSA-N 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
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- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
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Classifications
-
- 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
- C12P19/00—Preparation of compounds containing saccharide radicals
- C12P19/04—Polysaccharides, i.e. compounds containing more than five saccharide radicals attached to each other by glycosidic bonds
- C12P19/06—Xanthan, i.e. Xanthomonas-type heteropolysaccharides
-
- 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
- Y10S435/8215—Microorganisms
- Y10S435/822—Microorganisms using bacteria or actinomycetales
- Y10S435/91—Xanthomonas
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Microbiology (AREA)
- General Chemical & Material Sciences (AREA)
- Biotechnology (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7532498A FR2328770A1 (fr) | 1975-10-23 | 1975-10-23 | Nouveau procede de production d'un polysaccharide par fermentation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1074241A true CA1074241A (en) | 1980-03-25 |
Family
ID=9161578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA263,296A Expired CA1074241A (en) | 1975-10-23 | 1976-10-13 | Production of xanthane-type polysaccharides |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4104123A (enExample) |
| JP (1) | JPS6038118B2 (enExample) |
| CA (1) | CA1074241A (enExample) |
| DE (1) | DE2645975A1 (enExample) |
| FR (1) | FR2328770A1 (enExample) |
| GB (1) | GB1564020A (enExample) |
| IT (1) | IT1077082B (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4352741A (en) * | 1977-11-15 | 1982-10-05 | Pfizer Inc. | Xanthomonas biopolymer for use in displacement of oil from partially depleted reservoirs |
| US4296203A (en) * | 1977-11-15 | 1981-10-20 | Pfizer Inc. | Xanthomonas bipolymer for use in displacement of oil from partially depleted reservoirs |
| US4340678A (en) * | 1977-11-15 | 1982-07-20 | Pfizer Inc. | Xanthomonas biopolymer for use in displacement of oil from partially depleted reservoirs |
| AT373916B (de) * | 1982-06-30 | 1984-03-12 | Jungbunzlauer Aktiengesellscah | Verfahren zur herstellung von xanthan |
| GB8317696D0 (en) * | 1983-06-29 | 1983-08-03 | Shell Int Research | Preparing xanthomonas heteroplysaccharide |
| EP0195773B1 (en) * | 1984-09-19 | 1989-11-08 | The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and | Continuous production of bacterial polysaccharide |
| US4868293A (en) * | 1985-08-06 | 1989-09-19 | Getty Scientific Development Company | Polysaccharide polymer made by xanthomonas |
| FR2616803B1 (fr) * | 1987-06-22 | 1989-11-17 | Mero Rousselot Satia | Procede d'obtention de xanthane par fermentation et xanthane obtenu |
| FR2624135B1 (fr) * | 1987-12-04 | 1990-04-13 | Rhone Poulenc Chimie | Procede de production de polysaccharides |
| CN117535202B (zh) * | 2023-12-21 | 2024-04-02 | 内蒙古工业大学 | 一株发酵产透明型黄原胶的野油菜黄单胞菌及其应用 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3594280A (en) * | 1970-05-28 | 1971-07-20 | Melle Bezons | Processes for carrying out polysaccharide-producing fermentations |
| US3773752A (en) * | 1971-02-25 | 1973-11-20 | Phillips Petroleum Co | Recovery of microbial polysaccharides |
-
1975
- 1975-10-23 FR FR7532498A patent/FR2328770A1/fr active Granted
-
1976
- 1976-10-12 DE DE19762645975 patent/DE2645975A1/de not_active Ceased
- 1976-10-12 GB GB42379/76A patent/GB1564020A/en not_active Expired
- 1976-10-13 US US05/732,139 patent/US4104123A/en not_active Expired - Lifetime
- 1976-10-13 CA CA263,296A patent/CA1074241A/en not_active Expired
- 1976-10-22 IT IT28610/76A patent/IT1077082B/it active
- 1976-10-22 JP JP51127138A patent/JPS6038118B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1077082B (it) | 1985-04-27 |
| JPS5290696A (en) | 1977-07-30 |
| GB1564020A (en) | 1980-04-02 |
| FR2328770B1 (enExample) | 1979-05-04 |
| US4104123A (en) | 1978-08-01 |
| DE2645975A1 (de) | 1977-05-05 |
| JPS6038118B2 (ja) | 1985-08-30 |
| FR2328770A1 (fr) | 1977-05-20 |
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