NO780862L - Fremgangsmaate til fremmstilling av polysakkarid - Google Patents
Fremgangsmaate til fremmstilling av polysakkaridInfo
- Publication number
- NO780862L NO780862L NO780862A NO780862A NO780862L NO 780862 L NO780862 L NO 780862L NO 780862 A NO780862 A NO 780862A NO 780862 A NO780862 A NO 780862A NO 780862 L NO780862 L NO 780862L
- Authority
- NO
- Norway
- Prior art keywords
- polysaccharide
- medium
- protease
- viscosity
- cultivation
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 10
- 108091005804 Peptidases Proteins 0.000 claims description 36
- 229920001282 polysaccharide Polymers 0.000 claims description 32
- 239000005017 polysaccharide Substances 0.000 claims description 32
- 239000004365 Protease Substances 0.000 claims description 24
- 239000001963 growth medium Substances 0.000 claims description 22
- 239000002609 medium Substances 0.000 claims description 17
- 238000000855 fermentation Methods 0.000 claims description 15
- 230000004151 fermentation Effects 0.000 claims description 15
- 241000589149 Azotobacter vinelandii Species 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 108091005658 Basic proteases Proteins 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 4
- 230000007935 neutral effect Effects 0.000 claims description 4
- 108091005507 Neutral proteases Proteins 0.000 claims description 3
- 230000002797 proteolythic effect Effects 0.000 claims description 3
- 108090000145 Bacillolysin Proteins 0.000 claims description 2
- 150000004676 glycans Chemical class 0.000 claims 5
- 102100037486 Reverse transcriptase/ribonuclease H Human genes 0.000 claims 4
- 235000015097 nutrients Nutrition 0.000 claims 1
- 102000035195 Peptidases Human genes 0.000 description 32
- 150000004804 polysaccharides Chemical class 0.000 description 27
- 239000000243 solution Substances 0.000 description 13
- 239000000047 product Substances 0.000 description 12
- 102000004190 Enzymes Human genes 0.000 description 10
- 108090000790 Enzymes Proteins 0.000 description 10
- 229940088598 enzyme Drugs 0.000 description 10
- 244000005700 microbiome Species 0.000 description 10
- 210000004027 cell Anatomy 0.000 description 9
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000002253 acid Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 102000005158 Subtilisins Human genes 0.000 description 5
- 108010056079 Subtilisins Proteins 0.000 description 5
- 238000003776 cleavage reaction Methods 0.000 description 5
- 230000000813 microbial effect Effects 0.000 description 5
- 230000007017 scission Effects 0.000 description 5
- 235000010443 alginic acid Nutrition 0.000 description 4
- 229920000615 alginic acid Polymers 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 108010004131 poly(beta-D-mannuronate) lyase Proteins 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 description 3
- 229940072056 alginate Drugs 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 229940024999 proteolytic enzymes for treatment of wounds and ulcers Drugs 0.000 description 3
- 230000035899 viability Effects 0.000 description 3
- 210000000712 G cell Anatomy 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000002518 antifoaming agent Substances 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 108010009355 microbial metalloproteinases Proteins 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920001285 xanthan gum Polymers 0.000 description 2
- 235000010493 xanthan gum Nutrition 0.000 description 2
- 239000000230 xanthan gum Substances 0.000 description 2
- 229940082509 xanthan gum Drugs 0.000 description 2
- 241001136782 Alca Species 0.000 description 1
- 102000001554 Hemoglobins Human genes 0.000 description 1
- 108010054147 Hemoglobins Proteins 0.000 description 1
- IAJILQKETJEXLJ-SQOUGZDYSA-N L-guluronic acid Chemical group O=C[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O IAJILQKETJEXLJ-SQOUGZDYSA-N 0.000 description 1
- OUYCCCASQSFEME-QMMMGPOBSA-N L-tyrosine Chemical compound OC(=O)[C@@H](N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-QMMMGPOBSA-N 0.000 description 1
- 102000035092 Neutral proteases Human genes 0.000 description 1
- WWFIBCJIEVRVNM-UHFFFAOYSA-N OI(=O)(=O)=O.O=C1CC(=O)NC(=S)N1 Chemical compound OI(=O)(=O)=O.O=C1CC(=O)NC(=S)N1 WWFIBCJIEVRVNM-UHFFFAOYSA-N 0.000 description 1
- 241000199919 Phaeophyceae Species 0.000 description 1
- 241000589634 Xanthomonas Species 0.000 description 1
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
- 230000021736 acetylation Effects 0.000 description 1
- 238000006640 acetylation reaction Methods 0.000 description 1
- 239000000783 alginic acid Substances 0.000 description 1
- 229960001126 alginic acid Drugs 0.000 description 1
- 150000004781 alginic acids Chemical class 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 238000012258 culturing Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000002538 fungal effect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000012807 shake-flask culturing Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- OUYCCCASQSFEME-UHFFFAOYSA-N tyrosine Natural products OC(=O)C(N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-UHFFFAOYSA-N 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
-
- 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
- Y10S435/831—Azotobacter
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)
- Enzymes And Modification Thereof (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB10695/77A GB1548078A (en) | 1977-03-14 | 1977-03-14 | Process for the production of polysaccarides of controlled viscosity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO780862L true NO780862L (no) | 1978-09-15 |
Family
ID=9972599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO780862A NO780862L (no) | 1977-03-14 | 1978-03-13 | Fremgangsmaate til fremmstilling av polysakkarid |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US4234688A (fr) |
| JP (1) | JPS53113854A (fr) |
| AU (1) | AU3410978A (fr) |
| BE (1) | BE864823A (fr) |
| DE (1) | DE2809777C3 (fr) |
| DK (1) | DK111278A (fr) |
| FI (1) | FI780797A (fr) |
| FR (1) | FR2384020A1 (fr) |
| GB (1) | GB1548078A (fr) |
| IL (1) | IL54259A0 (fr) |
| IT (1) | IT7821133A0 (fr) |
| LU (1) | LU79222A1 (fr) |
| NL (1) | NL7802767A (fr) |
| NO (1) | NO780862L (fr) |
| NZ (1) | NZ186676A (fr) |
| SE (1) | SE7802840L (fr) |
| ZA (1) | ZA781472B (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0078621A1 (fr) * | 1981-10-29 | 1983-05-11 | Kelco Biospecialties Limited | Traitement de solutions de gomme de Xanthane |
| CN86100490B (zh) * | 1986-04-08 | 1987-09-30 | 相振华 | 利用抗氨固氮菌生产富硒单细胞蛋白, 维生素e和菌肥的方法 |
| JPS63226220A (ja) * | 1987-03-17 | 1988-09-20 | 明治製菓株式会社 | 果物の品質改良方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE613065A (fr) * | 1961-02-21 | 1962-05-16 | Electro Chimie Soc D | Procédé continu de récupération de brome |
| GB1288843A (fr) * | 1969-07-12 | 1972-09-13 | ||
| JPS537519B2 (fr) * | 1973-05-29 | 1978-03-18 | ||
| US3966618A (en) * | 1974-03-11 | 1976-06-29 | Merck & Co., Inc. | Clarification of xanthan gum |
| GB1513104A (en) * | 1976-05-28 | 1978-06-07 | Tate & Lyle Ltd | Process for the production of polysaccharide |
| US4094739A (en) * | 1976-12-27 | 1978-06-13 | The Lubrizol Corporation | Method for purifying microbial polysaccharides |
| US4119491A (en) * | 1977-05-16 | 1978-10-10 | Shell Oil Company | Enzyme-filtration clarification of xanthan gum polymer solution |
-
1977
- 1977-03-14 GB GB10695/77A patent/GB1548078A/en not_active Expired
-
1978
- 1978-03-07 DE DE2809777A patent/DE2809777C3/de not_active Expired
- 1978-03-08 FR FR7806626A patent/FR2384020A1/fr not_active Withdrawn
- 1978-03-10 US US05/885,272 patent/US4234688A/en not_active Expired - Lifetime
- 1978-03-13 NZ NZ186676A patent/NZ186676A/xx unknown
- 1978-03-13 DK DK111278A patent/DK111278A/da not_active Application Discontinuation
- 1978-03-13 IL IL54259A patent/IL54259A0/xx unknown
- 1978-03-13 SE SE7802840A patent/SE7802840L/xx unknown
- 1978-03-13 IT IT7821133A patent/IT7821133A0/it unknown
- 1978-03-13 BE BE185877A patent/BE864823A/fr unknown
- 1978-03-13 LU LU79222A patent/LU79222A1/fr unknown
- 1978-03-13 NO NO780862A patent/NO780862L/no unknown
- 1978-03-14 AU AU34109/78A patent/AU3410978A/en active Pending
- 1978-03-14 ZA ZA00781472A patent/ZA781472B/xx unknown
- 1978-03-14 FI FI780797A patent/FI780797A/fi not_active Application Discontinuation
- 1978-03-14 JP JP2977478A patent/JPS53113854A/ja active Granted
- 1978-03-14 NL NL7802767A patent/NL7802767A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| ZA781472B (en) | 1979-03-28 |
| SE7802840L (sv) | 1978-09-15 |
| FI780797A (fi) | 1978-09-15 |
| DE2809777B2 (de) | 1980-03-20 |
| LU79222A1 (fr) | 1978-06-28 |
| IT7821133A0 (it) | 1978-03-13 |
| FR2384020A1 (fr) | 1978-10-13 |
| NZ186676A (en) | 1979-06-08 |
| GB1548078A (en) | 1979-07-04 |
| JPS53113854A (en) | 1978-10-04 |
| BE864823A (fr) | 1978-07-03 |
| DE2809777A1 (de) | 1978-09-21 |
| DE2809777C3 (de) | 1980-11-13 |
| US4234688A (en) | 1980-11-18 |
| JPS5632917B2 (fr) | 1981-07-30 |
| AU3410978A (en) | 1979-09-20 |
| NL7802767A (nl) | 1978-09-18 |
| DK111278A (da) | 1978-09-15 |
| IL54259A0 (en) | 1978-06-15 |
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