DE2521469A1 - Verfahren zur herstellung von citronensaeure und isocitronensaeure durch hefekultivierung - Google Patents

Verfahren zur herstellung von citronensaeure und isocitronensaeure durch hefekultivierung

Info

Publication number
DE2521469A1
DE2521469A1 DE19752521469 DE2521469A DE2521469A1 DE 2521469 A1 DE2521469 A1 DE 2521469A1 DE 19752521469 DE19752521469 DE 19752521469 DE 2521469 A DE2521469 A DE 2521469A DE 2521469 A1 DE2521469 A1 DE 2521469A1
Authority
DE
Germany
Prior art keywords
acid
medium
yeast
citric acid
diploid
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.)
Withdrawn
Application number
DE19752521469
Other languages
German (de)
English (en)
Inventor
Max Charpentier
Paul Maldonado
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.)
ERAP
IFP Energies Nouvelles IFPEN
Original Assignee
ERAP
IFP Energies Nouvelles IFPEN
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 ERAP, IFP Energies Nouvelles IFPEN filed Critical ERAP
Publication of DE2521469A1 publication Critical patent/DE2521469A1/de
Withdrawn legal-status Critical Current

Links

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
    • C12P7/00—Preparation of oxygen-containing organic compounds
    • C12P7/40—Preparation of oxygen-containing organic compounds containing a carboxyl group including Peroxycarboxylic acids
    • C12P7/44—Polycarboxylic acids
    • C12P7/48—Tricarboxylic acids, e.g. citric acid
    • 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
    • C12N1/38—Chemical stimulation of growth or activity by addition of chemical compounds which are not essential growth factors; Stimulation of growth by removal of a chemical compound
    • 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
    • Y10S435/911—Microorganisms using fungi
    • Y10S435/921—Candida
    • Y10S435/923—Candida lipolytica

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • Biotechnology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Virology (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
DE19752521469 1974-05-15 1975-05-14 Verfahren zur herstellung von citronensaeure und isocitronensaeure durch hefekultivierung Withdrawn DE2521469A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7416911A FR2271287B1 (enExample) 1974-05-15 1974-05-15

Publications (1)

Publication Number Publication Date
DE2521469A1 true DE2521469A1 (de) 1975-11-27

Family

ID=9138892

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752521469 Withdrawn DE2521469A1 (de) 1974-05-15 1975-05-14 Verfahren zur herstellung von citronensaeure und isocitronensaeure durch hefekultivierung

Country Status (8)

Country Link
US (1) US3997399A (enExample)
BE (1) BE829035A (enExample)
DE (1) DE2521469A1 (enExample)
DK (1) DK138757B (enExample)
FR (1) FR2271287B1 (enExample)
GB (1) GB1464334A (enExample)
IT (1) IT1035724B (enExample)
NL (1) NL7505620A (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1204635A (en) * 1968-03-04 1970-09-09 Ajinomoto Kk A fermantation process for the production of citric acid

Also Published As

Publication number Publication date
BE829035A (fr) 1975-09-01
FR2271287B1 (enExample) 1978-01-13
DK210775A (enExample) 1975-11-16
DK138757C (enExample) 1979-03-12
DK138757B (da) 1978-10-23
FR2271287A1 (enExample) 1975-12-12
GB1464334A (en) 1977-02-09
IT1035724B (it) 1979-10-20
US3997399A (en) 1976-12-14
NL7505620A (nl) 1975-11-18

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Legal Events

Date Code Title Description
8141 Disposal/no request for examination