MXPA02010337A - Mutantes de bacterias lacticas que sobreproducen exopolisacaridos. - Google Patents

Mutantes de bacterias lacticas que sobreproducen exopolisacaridos.

Info

Publication number
MXPA02010337A
MXPA02010337A MXPA02010337A MXPA02010337A MXPA02010337A MX PA02010337 A MXPA02010337 A MX PA02010337A MX PA02010337 A MXPA02010337 A MX PA02010337A MX PA02010337 A MXPA02010337 A MX PA02010337A MX PA02010337 A MXPA02010337 A MX PA02010337A
Authority
MX
Mexico
Prior art keywords
exopolysaccharides
lactic acid
acid bacteria
overproducing
bacteria overproducing
Prior art date
Application number
MXPA02010337A
Other languages
English (en)
Inventor
Pierre Renault
Original Assignee
Agronomique Inst Nat Rech
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 Agronomique Inst Nat Rech filed Critical Agronomique Inst Nat Rech
Publication of MXPA02010337A publication Critical patent/MXPA02010337A/es

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
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/10—Transferases (2.)
    • C12N9/12—Transferases (2.) transferring phosphorus containing groups, e.g. kinases (2.7)
    • C12N9/1241—Nucleotidyltransferases (2.7.7)
    • 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
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/90—Isomerases (5.)
    • 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
    • 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
    • C12R2001/46—Streptococcus ; Enterococcus; Lactococcus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Virology (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Enzymes And Modification Thereof (AREA)

Abstract

La presente invencion tiene por objeto mutantes de bacterias Iacticas que sobreproducen exopolisacaridos despues de una mutacion en el gen que codifica a-fosfosglucomutasa. Dichos mutantes son utiles, notablemente para la preparacion de productos fermentados o la produccion de exopolisacaridos.
MXPA02010337A 2000-04-18 2001-04-18 Mutantes de bacterias lacticas que sobreproducen exopolisacaridos. MXPA02010337A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0004971A FR2807764B1 (fr) 2000-04-18 2000-04-18 Mutants de bacteries lactiques surproducteurs d'exopolysaccharides
PCT/FR2001/001198 WO2001079476A1 (fr) 2000-04-18 2001-04-18 Mutants de bacteries lactiques surproducteurs d'exopolysaccharides

Publications (1)

Publication Number Publication Date
MXPA02010337A true MXPA02010337A (es) 2004-09-06

Family

ID=8849365

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA02010337A MXPA02010337A (es) 2000-04-18 2001-04-18 Mutantes de bacterias lacticas que sobreproducen exopolisacaridos.

Country Status (12)

Country Link
US (1) US7241610B2 (es)
EP (1) EP1274836A1 (es)
JP (1) JP2004500832A (es)
CN (1) CN1425063A (es)
AU (1) AU2001254881A1 (es)
BR (1) BR0110128A (es)
CA (1) CA2406566A1 (es)
FR (1) FR2807764B1 (es)
HU (1) HUP0301029A3 (es)
MX (1) MXPA02010337A (es)
NO (1) NO20025008L (es)
WO (1) WO2001079476A1 (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1838839B2 (en) * 2005-01-06 2020-04-15 Chr. Hansen A/S Bacteriophage resistant lactic acid bacteria
BR112012004706B1 (pt) 2009-09-01 2019-09-10 Chr Hansen As bactéria do ácido lático que carreia uma mutação na região -10 do gene galk, seu método de fabricação, composição, produto de laticínio ou produto de leite fermentado e método de fabricação dos mesmos
JP5905834B2 (ja) 2010-01-28 2016-04-20 セーホーエル．ハンセン アクティーゼルスカブ ファージ耐性に基づいて選択された食品に質感を加えるための乳酸菌
EA029862B1 (ru) 2010-10-22 2018-05-31 Кр. Хансен А/С Текстурирующие штаммы молочно-кислых бактерий
WO2017103051A1 (en) * 2015-12-18 2017-06-22 Chr. Hansen A/S Lactic acid bacteria for preparing fermented food products with increased natural sweetness and high texture
CN108251348A (zh) * 2018-03-29 2018-07-06 上海理工大学 一种嗜热链球菌感受态细胞的制备及转化方法
CN109182186B (zh) * 2018-09-19 2022-02-01 内蒙古大学 一种乳酸菌胞外多糖及免疫佐剂

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1400592A1 (en) 1996-10-31 2004-03-24 Human Genome Sciences, Inc. Streptococcus pneumoniae polynucleotides and sequences
CA2396040A1 (en) 1999-12-30 2001-07-12 Bristol-Myers Squibb Company Novel bacterial genes and proteins that are essential for cell viability and their uses

Also Published As

Publication number Publication date
CA2406566A1 (fr) 2001-10-25
NO20025008L (no) 2002-12-12
CN1425063A (zh) 2003-06-18
FR2807764A1 (fr) 2001-10-19
AU2001254881A1 (en) 2001-10-30
WO2001079476A1 (fr) 2001-10-25
FR2807764B1 (fr) 2004-09-10
JP2004500832A (ja) 2004-01-15
HUP0301029A2 (hu) 2003-07-28
BR0110128A (pt) 2003-02-11
HUP0301029A3 (en) 2004-10-28
NO20025008D0 (no) 2002-10-17
US20050164354A1 (en) 2005-07-28
US7241610B2 (en) 2007-07-10
EP1274836A1 (fr) 2003-01-15

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