酸性セルラーゼ生産菌 - TOYOTA JIDOSHA KABUSHIKI KAISHA

Title:

酸性セルラーゼ生産菌

Document Type and Number:

Japanese Patent JP4923739

Kind Code:

B2

Abstract:

To provide a microorganism showing cellulose decomposition activity under a strongly acidic condition, and a method for producing a sugar and an organic acid by using the same.

This acidic cellulase-producing bacterium is provided by belonging to the genus Trichoderma, showing the cellulose decomposition activity under an acidic condition, and showing an endocellulase activity and a β-glucosidase activity at least within pH 2.0 to 2.5 range. By using the bacteria or their culturing supernatant, the method for producing the sugar by decomposing the cellulose is provided. Further, the method for producing an organic acid by co-culturing the bacteria with an organic acid-producing bacteria such as lactobacillus, etc., is provided.

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Inventors:

Muramatsu Masayoshi
Obata Mitsuru
Sugimura Masahiro

Application Number:

JP2006150444A

Publication Date:

April 25, 2012

Filing Date:

May 30, 2006

Export Citation:

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Assignee:

TOYOTA JIDOSHA KABUSHIKI KAISHA

International Classes:

C12N1/14; C02F3/00; C12P7/40; C12P19/02; C12P19/14; C12R1/885

Domestic Patent References:

JP6038747A
JP2001505414A

Other References:

東京都清掃研究所報告,1987年,p.144-149
Int.Biodeterioration Biodegrad.,2001年,Vol.47,p.7-14
Enzyme Microb.Technol.,1987年,Vol.9,p.355-360

Attorney, Agent or Firm:

Yusuke Hiraki
Ishii Teiji
Satoshi Fujita

Previous Patent: JPS4923738

Next Patent: JPS4923740