CA1082627A - Production of bacterial polysaccharides - Google Patents
Production of bacterial polysaccharidesInfo
- Publication number
- CA1082627A CA1082627A CA265,304A CA265304A CA1082627A CA 1082627 A CA1082627 A CA 1082627A CA 265304 A CA265304 A CA 265304A CA 1082627 A CA1082627 A CA 1082627A
- Authority
- CA
- Canada
- Prior art keywords
- process according
- culture
- hours
- medium
- litre
- 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
- 150000004676 glycans Chemical class 0.000 title claims abstract description 45
- 239000005017 polysaccharide Substances 0.000 title claims abstract description 45
- 229920001282 polysaccharide Polymers 0.000 title claims abstract description 43
- 238000004519 manufacturing process Methods 0.000 title description 11
- 230000001580 bacterial effect Effects 0.000 title description 4
- 239000002609 medium Substances 0.000 claims abstract description 24
- 239000001963 growth medium Substances 0.000 claims abstract description 14
- 241000589634 Xanthomonas Species 0.000 claims abstract description 10
- 241001469176 Xanthomonas arboricola pv. juglandis Species 0.000 claims abstract description 8
- 150000003839 salts Chemical class 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 44
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 32
- 230000008569 process Effects 0.000 claims description 26
- 229910052757 nitrogen Inorganic materials 0.000 claims description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 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 14
- 229910052799 carbon Inorganic materials 0.000 claims description 14
- 239000008103 glucose Substances 0.000 claims description 14
- 241000894006 Bacteria Species 0.000 claims description 11
- 150000001720 carbohydrates Chemical class 0.000 claims description 7
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical group [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 6
- 235000015097 nutrients Nutrition 0.000 claims description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 5
- 239000005864 Sulphur Substances 0.000 claims description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical group [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims description 4
- 239000011574 phosphorus Substances 0.000 claims description 4
- 235000019270 ammonium chloride Nutrition 0.000 claims description 3
- 150000001450 anions Chemical class 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000003786 synthesis reaction Methods 0.000 claims description 3
- 150000003863 ammonium salts Chemical class 0.000 claims description 2
- 150000002894 organic compounds Chemical class 0.000 claims description 2
- 125000002791 glucosyl group Chemical group C1([C@H](O)[C@@H](O)[C@H](O)[C@H](O1)CO)* 0.000 claims 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 2
- 235000010633 broth Nutrition 0.000 description 20
- 239000002253 acid Substances 0.000 description 12
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 9
- 230000012010 growth Effects 0.000 description 7
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 6
- 235000014633 carbohydrates Nutrition 0.000 description 6
- 239000000047 product Substances 0.000 description 5
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 4
- 210000004027 cell Anatomy 0.000 description 4
- 230000010261 cell growth Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 239000011777 magnesium Substances 0.000 description 4
- 229910052749 magnesium Inorganic materials 0.000 description 4
- 241000894007 species Species 0.000 description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 229920002472 Starch Polymers 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 235000019698 starch Nutrition 0.000 description 3
- 239000008107 starch Substances 0.000 description 3
- ROWKJAVDOGWPAT-UHFFFAOYSA-N Acetoin Chemical compound CC(O)C(C)=O ROWKJAVDOGWPAT-UHFFFAOYSA-N 0.000 description 2
- 229920001817 Agar Polymers 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PVNIIMVLHYAWGP-UHFFFAOYSA-N Niacin Chemical compound OC(=O)C1=CC=CN=C1 PVNIIMVLHYAWGP-UHFFFAOYSA-N 0.000 description 2
- 239000001888 Peptone Substances 0.000 description 2
- 108010080698 Peptones Proteins 0.000 description 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 241000589636 Xanthomonas campestris Species 0.000 description 2
- 239000008272 agar Substances 0.000 description 2
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 2
- 238000000855 fermentation Methods 0.000 description 2
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- 230000036541 health Effects 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- PZOUSPYUWWUPPK-UHFFFAOYSA-N indole Natural products CC1=CC=CC2=C1C=CN2 PZOUSPYUWWUPPK-UHFFFAOYSA-N 0.000 description 2
- RKJUIXBNRJVNHR-UHFFFAOYSA-N indolenine Natural products C1=CC=C2CC=NC2=C1 RKJUIXBNRJVNHR-UHFFFAOYSA-N 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- 229910000403 monosodium phosphate Inorganic materials 0.000 description 2
- 235000019799 monosodium phosphate Nutrition 0.000 description 2
- 239000006916 nutrient agar Substances 0.000 description 2
- 235000019319 peptone Nutrition 0.000 description 2
- 150000004804 polysaccharides Polymers 0.000 description 2
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 description 2
- HDTRYLNUVZCQOY-UHFFFAOYSA-N α-D-glucopyranosyl-α-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OC1C(O)C(O)C(O)C(CO)O1 HDTRYLNUVZCQOY-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- PLXMOAALOJOTIY-FPTXNFDTSA-N Aesculin Natural products OC[C@@H]1[C@@H](O)[C@H](O)[C@@H](O)[C@H](O)[C@H]1Oc2cc3C=CC(=O)Oc3cc2O PLXMOAALOJOTIY-FPTXNFDTSA-N 0.000 description 1
- 235000006667 Aleurites moluccana Nutrition 0.000 description 1
- 102000016938 Catalase Human genes 0.000 description 1
- 108010053835 Catalase Proteins 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- WNBCMONIPIJTSB-BGNCJLHMSA-N Cichoriin Natural products O([C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1)c1c(O)cc2c(OC(=O)C=C2)c1 WNBCMONIPIJTSB-BGNCJLHMSA-N 0.000 description 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- GUBGYTABKSRVRQ-CUHNMECISA-N D-Cellobiose Chemical compound 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-CUHNMECISA-N 0.000 description 1
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 1
- RGHNJXZEOKUKBD-SQOUGZDYSA-M D-gluconate Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O RGHNJXZEOKUKBD-SQOUGZDYSA-M 0.000 description 1
- SHZGCJCMOBCMKK-UHFFFAOYSA-N D-mannomethylose Natural products CC1OC(O)C(O)C(O)C1O SHZGCJCMOBCMKK-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 229930091371 Fructose Natural products 0.000 description 1
- RFSUNEUAIZKAJO-ARQDHWQXSA-N Fructose Chemical compound OC[C@H]1O[C@](O)(CO)[C@@H](O)[C@@H]1O RFSUNEUAIZKAJO-ARQDHWQXSA-N 0.000 description 1
- 239000005715 Fructose Substances 0.000 description 1
- WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
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- 240000007049 Juglans regia Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 1
- SHZGCJCMOBCMKK-JFNONXLTSA-N L-rhamnopyranose Chemical compound C[C@@H]1OC(O)[C@H](O)[C@H](O)[C@H]1O SHZGCJCMOBCMKK-JFNONXLTSA-N 0.000 description 1
- PNNNRSAQSRJVSB-UHFFFAOYSA-N L-rhamnose Natural products CC(O)C(O)C(O)C(O)C=O PNNNRSAQSRJVSB-UHFFFAOYSA-N 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-L L-tartrate(2-) Chemical compound [O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O FEWJPZIEWOKRBE-JCYAYHJZSA-L 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 1
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- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- KQPYUDDGWXQXHS-UHFFFAOYSA-N juglone Chemical compound O=C1C=CC(=O)C2=C1C=CC=C2O KQPYUDDGWXQXHS-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 229940049920 malate Drugs 0.000 description 1
- BJEPYKJPYRNKOW-UHFFFAOYSA-L malate(2-) Chemical compound [O-]C(=O)C(O)CC([O-])=O BJEPYKJPYRNKOW-UHFFFAOYSA-L 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- HEBKCHPVOIAQTA-UHFFFAOYSA-N meso ribitol Natural products OCC(O)C(O)C(O)CO HEBKCHPVOIAQTA-UHFFFAOYSA-N 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 235000001968 nicotinic acid Nutrition 0.000 description 1
- 229960003512 nicotinic acid Drugs 0.000 description 1
- 239000011664 nicotinic acid Substances 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 238000006395 oxidase reaction Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000003032 phytopathogenic effect Effects 0.000 description 1
- 235000010482 polyoxyethylene sorbitan monooleate Nutrition 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 229920000053 polysorbate 80 Polymers 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 235000011164 potassium chloride Nutrition 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- HEBKCHPVOIAQTA-ZXFHETKHSA-N ribitol Chemical compound OC[C@H](O)[C@H](O)[C@H](O)CO HEBKCHPVOIAQTA-ZXFHETKHSA-N 0.000 description 1
- NGFMICBWJRZIBI-UJPOAAIJSA-N salicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1CO NGFMICBWJRZIBI-UJPOAAIJSA-N 0.000 description 1
- 229940120668 salicin Drugs 0.000 description 1
- CDAISMWEOUEBRE-UHFFFAOYSA-N scyllo-inosotol Natural products OC1C(O)C(O)C(O)C(O)C1O CDAISMWEOUEBRE-UHFFFAOYSA-N 0.000 description 1
- 238000011218 seed culture Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- ZBCAZEFVTIBZJS-UHFFFAOYSA-M sodium;2-benzamidoacetate Chemical compound [Na+].[O-]C(=O)CNC(=O)C1=CC=CC=C1 ZBCAZEFVTIBZJS-UHFFFAOYSA-M 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-L succinate(2-) Chemical compound [O-]C(=O)CCC([O-])=O KDYFGRWQOYBRFD-UHFFFAOYSA-L 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
- 229940095064 tartrate Drugs 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 239000006150 trypticase soy agar Substances 0.000 description 1
- 239000007195 tryptone soya broth Substances 0.000 description 1
- 229920001285 xanthan gum Polymers 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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
- Y10S435/813—Continuous fermentation
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Microbiology (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB46784/75A GB1512536A (en) | 1975-11-12 | 1975-11-12 | Production of bacterial polysaccharides |
| GB46784/75 | 1975-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1082627A true CA1082627A (en) | 1980-07-29 |
Family
ID=10442585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA265,304A Expired CA1082627A (en) | 1975-11-12 | 1976-11-10 | Production of bacterial polysaccharides |
Country Status (7)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1512536A (en) * | 1975-11-12 | 1978-06-01 | Secr Defence | Production of bacterial polysaccharides |
| DE2849183C3 (de) * | 1977-11-16 | 1981-04-16 | Tate & Lyle Ltd., London | Verfahren zur Herstellung von Polysaccharid |
| US4263399A (en) * | 1979-05-31 | 1981-04-21 | Merck & Co., Inc. | High phosphate process for making low calcium, smooth flow xanthan gum |
| US4400467A (en) | 1980-07-14 | 1983-08-23 | Standard Oil Company (Indiana) | Process of using xanthomonas campestris NRRL B-12075 and NRRL B-12074 for making heteropolysaccharide |
| US4328310A (en) * | 1980-07-14 | 1982-05-04 | Standard Oil Company (Indiana) | Semi-continuous method for production of xanthan gum using Xanthomonas campestris ATCC 31601 |
| US4407951A (en) * | 1980-07-14 | 1983-10-04 | Standard Oil Company (Indiana) | Xanthomonas campestris ATCC 31600 and process for use |
| US4374929A (en) | 1980-07-14 | 1983-02-22 | Standard Oil Company (Indiana) | Production of xanthan gum from a chemically defined medium introduction |
| US4311796A (en) | 1980-07-14 | 1982-01-19 | Standard Oil Company (Indiana) | Method for improving specific xanthan productivity during continuous fermentation |
| US4328308A (en) * | 1980-07-14 | 1982-05-04 | Standard Oil Company (Indiana) | Semi-continuous method for production of xanthan gum using Xanthomanas campestris ATCC 31600 and Xanthomanas campestris ATCC 31602 |
| FR2671097B1 (fr) * | 1990-12-28 | 1993-04-23 | Sanofi Sa | Souche mutante de xanthomonas campestris, procede d'obtention de xanthane et xanthane non visqueux. |
| FR2701490B1 (fr) * | 1993-02-16 | 1995-04-14 | Inst Francais Du Petrole | Procédé de production d'un mout de xanthane ayant une propriété améliorée, composition obtenue et application de la composition dans une boue de forage de puits. |
| EP0796916A1 (en) * | 1996-03-22 | 1997-09-24 | Triple-A B.V. | Improvement of amino acid fermentation processes |
| US5763230A (en) * | 1996-03-22 | 1998-06-09 | Triple-A B.V. P/A Produkschap Voor Veevoedor | Amino acid fermentation processes |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2822319A (en) * | 1954-08-17 | 1958-02-04 | Monod Jacques | Methods for the cultivation of micro-organisms |
| US3020206A (en) * | 1960-05-23 | 1962-02-06 | Jersey Prod Res Co | Process for synthesizing polysaccharides |
| US3281329A (en) * | 1963-09-10 | 1966-10-25 | Exxon Production Research Co | Fermentation process for producing a heteropolysaccharide |
| US3271267A (en) * | 1964-07-29 | 1966-09-06 | Archer Daniels Midland Co | Biochemical synthesis of industrial gums |
| US3455786A (en) * | 1965-11-10 | 1969-07-15 | Commercial Solvents Corp | Process for the production of polysaccharide gum polymers |
| US3391060A (en) * | 1966-01-27 | 1968-07-02 | Kelco Co | Process for producing a polysaccharide |
| US3391061A (en) * | 1966-01-27 | 1968-07-02 | Kelco Co | Process for producing polysaccharides |
| US3328262A (en) * | 1966-03-07 | 1967-06-27 | Exxon Production Research Co | Heteropolysaccharide fermentation process |
| US3485719A (en) * | 1967-10-13 | 1969-12-23 | Us Agriculture | Continuous process for producing xanthomonas heteropolysaccharide |
| FR2251620A1 (en) * | 1973-11-21 | 1975-06-13 | Rhone Poulenc Ind | Polysaccharide prodn. by fermentation of glucides - using distillation residues of a previous step as fermentation medium |
| GB1512536A (en) * | 1975-11-12 | 1978-06-01 | Secr Defence | Production of bacterial polysaccharides |
| FR2342339A1 (fr) * | 1976-02-26 | 1977-09-23 | Rhone Poulenc Ind | Procede de production de polysaccharides par fermentation |
| US4394447A (en) * | 1978-05-23 | 1983-07-19 | The United States Of America As Represented By The Secretary Of Agriculture | Production of high-pyruvate xanthan gum on synthetic medium |
| US4282321A (en) * | 1978-11-30 | 1981-08-04 | Pfizer, Inc. | Fermentation process for production of xanthan |
| US4311796A (en) * | 1980-07-14 | 1982-01-19 | Standard Oil Company (Indiana) | Method for improving specific xanthan productivity during continuous fermentation |
| US4400467A (en) * | 1980-07-14 | 1983-08-23 | Standard Oil Company (Indiana) | Process of using xanthomonas campestris NRRL B-12075 and NRRL B-12074 for making heteropolysaccharide |
| DE3105556A1 (de) * | 1981-02-16 | 1982-09-02 | Henkel KGaA, 4000 Düsseldorf | "verbessertes verfahren zur herstellung von xanthomonas-biopolymeren" |
-
1975
- 1975-11-12 GB GB46784/75A patent/GB1512536A/en not_active Expired
-
1976
- 1976-11-09 NL NL7612448A patent/NL190817C/xx not_active IP Right Cessation
- 1976-11-10 FR FR7633951A patent/FR2331614A1/fr active Granted
- 1976-11-10 CA CA265,304A patent/CA1082627A/en not_active Expired
- 1976-11-10 FI FI763226A patent/FI763226A7/fi not_active Application Discontinuation
- 1976-11-11 NO NO763860A patent/NO152096C/no unknown
-
1984
- 1984-06-06 US US06/617,743 patent/US4696900A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| NL7612448A (nl) | 1977-05-16 |
| NO763860L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-05-13 |
| FI763226A7 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-05-13 |
| GB1512536A (en) | 1978-06-01 |
| NL190817C (nl) | 1994-09-01 |
| NL190817B (nl) | 1994-04-05 |
| US4696900A (en) | 1987-09-29 |
| FR2331614B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1981-02-13 |
| NO152096B (no) | 1985-04-22 |
| FR2331614A1 (fr) | 1977-06-10 |
| NO152096C (no) | 1985-07-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |