ATE142254T1 - 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
ATE142254T1
ATE142254T1 AT91403555T AT91403555T ATE142254T1 AT E142254 T1 ATE142254 T1 AT E142254T1 AT 91403555 T AT91403555 T AT 91403555T AT 91403555 T AT91403555 T AT 91403555T AT E142254 T1 ATE142254 T1 AT E142254T1
Authority
AT
Austria
Prior art keywords
xanthane
viscous
producing
mutant strain
xanthomonas campestris
Prior art date
Application number
AT91403555T
Other languages
English (en)
Inventor
Marc Salome
Original Assignee
Systems Bio Ind
Elf Aquitaine
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 Systems Bio Ind, Elf Aquitaine filed Critical Systems Bio Ind
Application granted granted Critical
Publication of ATE142254T1 publication Critical patent/ATE142254T1/de

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; 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
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms; 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Biotechnology (AREA)
  • Genetics & Genomics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Microbiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Medicinal Chemistry (AREA)
  • Virology (AREA)
  • Biomedical Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
AT91403555T 1990-12-28 1991-12-27 Mutanter stamm von xanthomonas campestris, verfahren zur herstellung von xanthan und nichtviskoser xanthan ATE142254T1 (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 (1)

Publication Number Publication Date
ATE142254T1 true ATE142254T1 (de) 1996-09-15

Family

ID=9403855

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91403555T ATE142254T1 (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 (4)

* 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
FR3147814A1 (fr) * 2023-04-13 2024-10-18 Glowee Milieu nutritif pour bacteries bioluminescentes et dispositif pour sa mise en oeuvre
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
US5340743A (en) * 1987-04-14 1994-08-23 Shin-Etsu Chemical Co., Ltd. Xanthan gum-producing strain of xanthomonas
US5279961A (en) * 1987-04-14 1994-01-18 Shin-Etsu Chemical Co., Ltd. Xanthomonas campestris strain for production of xanthan gum
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
DE69121870T2 (de) 1997-03-20
US5401644A (en) 1995-03-28
JPH0638738A (ja) 1994-02-15
EP0493264B1 (de) 1996-09-04
FR2671097A1 (fr) 1992-07-03
DE69121870D1 (de) 1996-10-10
EP0493264A1 (de) 1992-07-01
US5536651A (en) 1996-07-16

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee