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Title:
PLANT EXTRACT CONTAINING DIKETOPIPERAZINE AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2014/200000
Kind Code:
A1
Abstract:
Provided are: a diketopiperazine mixture suitable for mixing in food and beverages; and a method for producing same. By means of high-temperature, high-pressure processing of plant-based peptides in a liquid, it is possible to produce a plant extract containing a high concentration of diketopiperazine containing cycloleucyl phenylalanine and cycloleucyl leucine. By means of the present invention, diketopiperazine is obtained, which is superior in terms of plant-based natural-substance-derived flavor, and by being added as-is to food and beverages, it is possible to produce food and beverages to which the functionality of diketopiperazine has been added.

Inventors:
YAMAMOTO KENJI (JP)
BEPPU YOSHINORI (JP)
NAKAHARA KOICHI (JP)
SUZUKI TOMONORI (JP)
SHIMA SOICHIRO (JP)
MURAKAMI YUKA (JP)
Application Number:
PCT/JP2014/065388
Publication Date:
December 18, 2014
Filing Date:
June 10, 2014
Export Citation:
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Assignee:
SUNTORY HOLDINGS LTD (JP)
International Classes:
C07K5/12; C07D241/08; C07K5/06; A23F3/16; A23L1/305
Foreign References:
JP2011136916A2011-07-14
JP2012517214A2012-08-02
JP2003252896A2003-09-10
JP5456876B12014-04-02
JP2012517998A2012-08-09
JP2012517998A2012-08-09
JP2003252896A2003-09-10
KR20110120051A2011-11-03
JP5456876B12014-04-02
JP2010166911A2010-08-05
JP2012517214A2012-08-02
Other References:
PRASAD, C. ET AL.: "Could dietary proteins serve as cyclo(His-Pro) precursors?", NEUROPEPTIDES, vol. 19, no. 1, May 1991 (1991-05-01), pages 17 - 21, XP026324411
PRASAD, C.: "Bioactive cyclic dipeptides", PEPTIDES, vol. 16, no. 1, 1995, pages 151 - 164, XP002477201
HIROSHI KANZAKI: "Production of novel bioactive compounds by cyclic dipeptide dehydrogenase", BIOSCIENCE & INDUSTRY, vol. 60, no. 7, 1 July 2002 (2002-07-01), pages 26 - 29, XP008181645
PEPTIDES, vol. 16, no. 1, 1995, pages 151 - 164
BIOSCIENCE & INDUSTRY, vol. 60, no. 7, 2002, pages 454 - 457
J. COMB. CHEM., vol. 3, 2001, pages 453 - 460
CHEMISTRY BIOLOGY, vol. 8, 2001, pages 997 - 1010
AGR. BIOL. CHEM., vol. 38, no. 5, 1974, pages 927 - 932
See also references of EP 3012264A4
Attorney, Agent or Firm:
ONO, Shinjiro et al. (JP)
Ono Shinjiro (JP)
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