CL2010000178A1 - Metodo para favorecer la produccion de sustancias polimericas extracelulares (eps) en un cultivo de acidithiobacillus ferrooxidans, basado en inhibir las enzimas citrato sintetasa, aconitasa y/o isocitrato deshidrogenasa del ciclo de los acidos tricarboxilicos. - Google Patents

Metodo para favorecer la produccion de sustancias polimericas extracelulares (eps) en un cultivo de acidithiobacillus ferrooxidans, basado en inhibir las enzimas citrato sintetasa, aconitasa y/o isocitrato deshidrogenasa del ciclo de los acidos tricarboxilicos.

Info

Publication number
CL2010000178A1
CL2010000178A1 CL2010000178A CL2010000178A CL2010000178A1 CL 2010000178 A1 CL2010000178 A1 CL 2010000178A1 CL 2010000178 A CL2010000178 A CL 2010000178A CL 2010000178 A CL2010000178 A CL 2010000178A CL 2010000178 A1 CL2010000178 A1 CL 2010000178A1
Authority
CL
Chile
Prior art keywords
eps
production
inhibiting
polymeric substances
aconitase
Prior art date
Application number
CL2010000178A
Other languages
English (en)
Inventor
Valdecantos Pilar A Parada
Sepulveda Alejandro Eduardo Maass
Cortez Pablo Andres Moreno
Abarca Marko Antonio Budinich
Iglesias Leandro Mauricio Padilla
Roa Marlen Nayibe Barreto
Original Assignee
Biosigma Sa
Univ Chile
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 Biosigma Sa, Univ Chile filed Critical Biosigma Sa
Priority to CL2010000178A priority Critical patent/CL2010000178A1/es
Publication of CL2010000178A1 publication Critical patent/CL2010000178A1/es
Priority to US13/035,336 priority patent/US8927246B2/en
Priority to ZA2011/01564A priority patent/ZA201101564B/en

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
    • C12N1/38—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
    • 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
    • C12P1/00—Preparation of compounds or compositions, not provided for in groups C12P3/00 - C12P39/00, by using microorganisms or enzymes
    • C12P1/04—Preparation of compounds or compositions, not provided for in groups C12P3/00 - C12P39/00, by using microorganisms or enzymes by using bacteria
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Health & Medical Sciences (AREA)
  • Biotechnology (AREA)
  • Genetics & Genomics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Medicinal Chemistry (AREA)
  • Virology (AREA)
  • Biomedical Technology (AREA)
  • Mycology (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)

Abstract

LA PRESENTE INVENCIÓN SE RELACIONA CON UN MÉTODO PARA FAVORECER LA PRODUCCIÓN DE SUSTANCIAS POLIMÉRICAS EXTRACELULARES (EPS) EN UN CULTIVO DE A. FERROOXIDANS INHIBIENDO ENZIMAS DEL CICLO DE ÁCIDOS TRICARBOXÍLICOS, DONDE LAS ENZIMAS PUEDEN SER CITRATO SINTETASA, ACONÍTASA Y/O ISOCITRATO DEHIDROGENASA. LA INHIBICIÓN SE PUEDE REALIZAR UTILIZANDO ADITIVOS EXTERNOS O POR MODIFICACIÓN GENÉTICA DE LA BACTERIA DE MANERA DE ALTERAR LA FUNCIÓN DE LAS ENZIMAS MENCIONADAS. LOS ADITIVOS EXTERNOS SE SELECCIONAN ENTRE OXALOMALATO, P-CLOROMERCURIBENZOATO, DA-11004, PALMITOIL-COA, PALMITOIL TIOGLICOLATO, (3R,S)-3,4-DICARBOXI-3-HIDROXIBUTIL- COA, FCMX, FAMX, D-SERINA, SURAMIN, FLUOROISOCITRATO, ALLOXAN, S-NITROSOGLUTATION, PEROXINITRITO.
CL2010000178A 2010-03-01 2010-03-01 Metodo para favorecer la produccion de sustancias polimericas extracelulares (eps) en un cultivo de acidithiobacillus ferrooxidans, basado en inhibir las enzimas citrato sintetasa, aconitasa y/o isocitrato deshidrogenasa del ciclo de los acidos tricarboxilicos. CL2010000178A1 (es)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CL2010000178A CL2010000178A1 (es) 2010-03-01 2010-03-01 Metodo para favorecer la produccion de sustancias polimericas extracelulares (eps) en un cultivo de acidithiobacillus ferrooxidans, basado en inhibir las enzimas citrato sintetasa, aconitasa y/o isocitrato deshidrogenasa del ciclo de los acidos tricarboxilicos.
US13/035,336 US8927246B2 (en) 2010-03-01 2011-02-25 Method to increase the production of extracellular polymeric substances (EPS) in a Acidithiobacillus ferrooxidans culture by the inhibition of enzymes of tricarboxilic acid cycle
ZA2011/01564A ZA201101564B (en) 2010-03-01 2011-02-28 Method to increase the production of extracellular polymeric substances (eps) in a acidithiobacillus ferrooxidans culture by the inhibition of enzymes of tricarboxilic acid cycle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CL2010000178A CL2010000178A1 (es) 2010-03-01 2010-03-01 Metodo para favorecer la produccion de sustancias polimericas extracelulares (eps) en un cultivo de acidithiobacillus ferrooxidans, basado en inhibir las enzimas citrato sintetasa, aconitasa y/o isocitrato deshidrogenasa del ciclo de los acidos tricarboxilicos.

Publications (1)

Publication Number Publication Date
CL2010000178A1 true CL2010000178A1 (es) 2010-06-11

Family

ID=44505496

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2010000178A CL2010000178A1 (es) 2010-03-01 2010-03-01 Metodo para favorecer la produccion de sustancias polimericas extracelulares (eps) en un cultivo de acidithiobacillus ferrooxidans, basado en inhibir las enzimas citrato sintetasa, aconitasa y/o isocitrato deshidrogenasa del ciclo de los acidos tricarboxilicos.

Country Status (3)

Country Link
US (1) US8927246B2 (es)
CL (1) CL2010000178A1 (es)
ZA (1) ZA201101564B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CL2011003066A1 (es) * 2011-12-02 2012-06-29 Biosigma Sa Metodo para detectar la actividad sulfooxidante de un proceso microbiologico, basado en detectar la presencia en el medio extracelular del biomarcador espermidina producida por los microorganismos sulfooxidantes participantes de dicho proceso.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7127379B2 (en) * 2001-01-31 2006-10-24 The Regents Of The University Of California Method for the evolutionary design of biochemical reaction networks

Also Published As

Publication number Publication date
ZA201101564B (en) 2012-02-29
US20110212527A1 (en) 2011-09-01
US8927246B2 (en) 2015-01-06

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