DE69121870D1 - Mutanter Stamm von Xanthomonas Campestris, Verfahren zur Herstellung von Xanthan und nichtviskoser Xanthan - Google Patents

Mutanter Stamm von Xanthomonas Campestris, Verfahren zur Herstellung von Xanthan und nichtviskoser Xanthan

Info

Publication number
DE69121870D1
DE69121870D1 DE69121870T DE69121870T DE69121870D1 DE 69121870 D1 DE69121870 D1 DE 69121870D1 DE 69121870 T DE69121870 T DE 69121870T DE 69121870 T DE69121870 T DE 69121870T DE 69121870 D1 DE69121870 D1 DE 69121870D1
Authority
DE
Germany
Prior art keywords
xanthan
mutant strain
xanthomonas campestris
viscous
producing
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 - Fee Related
Application number
DE69121870T
Other languages
English (en)
Other versions
DE69121870T2 (de
Inventor
Marc Salome
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societe National Elf Aquitaine
Degussa Health and Nutrition Holding France SAS
Original Assignee
Societe National Elf Aquitaine
Systems Bio Industries
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Societe National Elf Aquitaine, Systems Bio Industries filed Critical Societe National Elf Aquitaine
Publication of DE69121870D1 publication Critical patent/DE69121870D1/de
Application granted granted Critical
Publication of DE69121870T2 publication Critical patent/DE69121870T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/20—Bacteria; Culture media therefor
    • 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
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/20—Bacteria; Culture media therefor
    • C12N1/205—Bacterial isolates
    • 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
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12R—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C12C - C12Q, RELATING TO MICROORGANISMS
    • C12R2001/00—Microorganisms ; Processes using microorganisms
    • C12R2001/01—Bacteria or Actinomycetales ; using bacteria or Actinomycetales
    • C12R2001/64—Xanthomonas
    • 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
DE69121870T 1990-12-28 1991-12-27 Mutanter Stamm von Xanthomonas Campestris, Verfahren zur Herstellung von Xanthan und nichtviskoser Xanthan Expired - Fee Related DE69121870T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9016515A FR2671097B1 (fr) 1990-12-28 1990-12-28 Souche mutante de xanthomonas campestris, procede d'obtention de xanthane et xanthane non visqueux.

Publications (2)

Publication Number Publication Date
DE69121870D1 true DE69121870D1 (de) 1996-10-10
DE69121870T2 DE69121870T2 (de) 1997-03-20

Family

ID=9403855

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69121870T Expired - Fee Related DE69121870T2 (de) 1990-12-28 1991-12-27 Mutanter Stamm von Xanthomonas Campestris, Verfahren zur Herstellung von Xanthan und nichtviskoser Xanthan

Country Status (6)

Country Link
US (2) US5401644A (de)
EP (1) EP0493264B1 (de)
JP (1) JPH0638738A (de)
AT (1) ATE142254T1 (de)
DE (1) DE69121870T2 (de)
FR (1) FR2671097B1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2671097B1 (fr) * 1990-12-28 1993-04-23 Sanofi Sa Souche mutante de xanthomonas campestris, procede d'obtention de xanthane et xanthane non visqueux.
JP3315926B2 (ja) 1998-05-25 2002-08-19 ケイディーディーアイ株式会社 Ｔｃｐ通信高速化装置
CN117286082B (zh) * 2023-11-24 2024-01-30 内蒙古工业大学 野油菜黄单胞菌及发酵产低粘度黄原胶的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1512536A (en) * 1975-11-12 1978-06-01 Secr Defence Production of bacterial polysaccharides
US4357260A (en) * 1980-05-08 1982-11-02 Merck & Co., Inc. Dispersible xanthan gum composite
US4377637A (en) * 1980-12-08 1983-03-22 Standard Oil Company (Indiana) Method for producing a low viscosity xanthan gum
US4352882A (en) * 1981-09-08 1982-10-05 Kelco Biospecialties Limited Production of xanthan gum by emulsion fermentation
GB2134126B (en) * 1982-11-30 1986-10-22 Imp Biotechnology Fermentation process for the production of polysaccharides
FR2600267A1 (fr) * 1986-06-19 1987-12-24 Rhone Poulenc Chimie Granules de biopolymere a dispersabilite et dissolution rapides
US5279961A (en) * 1987-04-14 1994-01-18 Shin-Etsu Chemical Co., Ltd. Xanthomonas campestris strain for production of xanthan gum
US5340743A (en) * 1987-04-14 1994-08-23 Shin-Etsu Chemical Co., Ltd. Xanthan gum-producing strain of xanthomonas
FR2627509B1 (fr) * 1988-02-18 1990-08-10 Mero Rousselot Satia Procede de fermentation en deux etapes pour la production de polysaccharides
FR2671097B1 (fr) * 1990-12-28 1993-04-23 Sanofi Sa Souche mutante de xanthomonas campestris, procede d'obtention de xanthane et xanthane non visqueux.

Also Published As

Publication number Publication date
FR2671097B1 (fr) 1993-04-23
ATE142254T1 (de) 1996-09-15
JPH0638738A (ja) 1994-02-15
US5536651A (en) 1996-07-16
EP0493264B1 (de) 1996-09-04
US5401644A (en) 1995-03-28
DE69121870T2 (de) 1997-03-20
FR2671097A1 (fr) 1992-07-03
EP0493264A1 (de) 1992-07-01

Similar Documents

Publication Publication Date Title
DE68915692D1 (de) Fermentationsverfahren zur Herstellung von 2-Keto-L-Gulonsäure.
FI102390B1 (fi) Menetelmä kasviproteiinihydrolysaatin tuottamiseksi
ATE169679T1 (de) Streptococcus zooepidemicus mutanter stamm zur herstellung von hyaluronsäure
DE69121870T2 (de) Mutanter Stamm von Xanthomonas Campestris, Verfahren zur Herstellung von Xanthan und nichtviskoser Xanthan
DE69106003T2 (de) Verfahren und zwischenprodukte zur herstellung von azabicyclo[2.2.2]octan-3-iminen.
ATE156190T1 (de) Familie von auf xanthan basierenden polysaccharidpolymeren, welche nichtacetylierten und/oder nichtpyruvylierten gum beeinhalten
DE69105435D1 (de) Verfahren zur Kultivierung von Pilzen, Gemüsen oder dergleichen.
HUP9800343A2 (hu) Eljárás klavulánsav és/vagy sói előállítására
DE69228438T2 (de) Mikrobielles Verfahren zur Herstellung von Trans-4-hydroxy-L-Prolin
DE58903638D1 (de) Verbessertes fischzuchtverfahren.
ATE145671T1 (de) Mikrobielles fermentierungsschutzmittel
ATE56452T1 (de) Verfahren zur herstellung von penemderivaten.
DE69117521T2 (de) Verfahren zur herstellung von 2-alkansäureenantiomeren
ATE178896T1 (de) Verfahren zur herstellung von oxazolderivaten
ATE111528T1 (de) Optimierte fermentationsverfahren zur herstellung von fremdproteinen in e.coli.
DE69013425T2 (de) Pseudomonasmutant, yzh-Stamm und Verfahren zur Herstellung der 851yzh-Nährlösung mittels dieses Stammes.
ATE133409T1 (de) Verfahren zur herstellung von 2-oxindol-1- carboxamiden
ATE96843T1 (de) Verfahren zur herstellung von mikrobieller cellulose.
ATE108486T1 (de) Verfahren zur herstellung von tocopherolen.
DE59108700D1 (de) Verfahren zur herstellung von 17-oxosteroiden
ATE145670T1 (de) Verfahren zur fermentativen herstellung von 2- hydroxyphenylessigsäure
DE69030399D1 (de) Verfahren zur Herstellung von 3-Exomethylencephamsulfoxydderivate und Zwischenverbindungen
ATE178324T1 (de) Verfahren zur herstellung von enantiomeren von dropropizin
ATE144285T1 (de) Mikrobiologisches verfahren zur herstellung von 5-hydroxy-2-pyrazincarbonsäure
FI873489A (fi) Foerfarande foer framstaellning av 4-androsten-3,17-dion och 1,4-androstadien-3,17-dion.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee