The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 10, 2015

Filed:

Jun. 07, 2013
Applicant:

Ajinomoto Co., Inc., Tokyo, JP;

Inventors:

Hidetaka Doi, Kanagawa, JP;

Yasushi Hoshino, Kanagawa, JP;

Yuri Masumitsu, Kanagawa, JP;

Yoshihiro Usuda, Kanagawa, JP;

Assignee:

Ajinomoto Co., Inc., Tokyo, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12P 13/08 (2006.01); C12P 13/04 (2006.01); C07K 14/245 (2006.01); C12N 1/20 (2006.01); C12N 1/38 (2006.01); C12N 15/74 (2006.01);
U.S. Cl.
CPC ...
C12P 13/08 (2013.01); C12P 13/04 (2013.01); C07K 14/245 (2013.01); C12N 1/20 (2013.01); C12N 1/38 (2013.01); C12N 15/746 (2013.01);
Abstract

A method for producing an L-amino acid includes culturing a bacterium which belongs to the family Enterobacteriaceae and has an L-amino acid-producing ability in a medium containing a carbon source selected from a fatty acid and an alcohol, and collecting the L-amino acid from the medium. A bacterium which has been subjected to a modification including at least one of enhancement of oxyS gene expression, enhancement of fixABC gene expression, and combination thereof, is used as the bacterium, or a substance that reduces intracellular hydrogen peroxide concentration of the bacterium is added to the medium.


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