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Title:
EXTRACT POWDER OF INDIGO-CONTAINING PLANT, METHOD FOR PRODUCTION THEREOF, AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2008/062861
Kind Code:
A1
Abstract:
Disclosed are: an extract powder of an indigo-containing plant, which has a low hygroscopic property, excellent fluidability and high storage stability; a method for producing the extract powder; and a composition comprising the extract powder. Specifically disclosed are: a method for producing an extract powder of an indigo-containing plant, which comprises the steps of adding 0.25 to 5 parts by mass (inclusive) (in terms of the mass of an anhydride) of a partial hydrolyzate of starch having a dextrose equivalent of 10.2 or less to 1 part by mass (in terms of the mass of an anhydride) of an indigo-containing plant extract in an indigo-containing plant extract solution, and then drying the mixture; an extract powder of an indigo-containing plant, which is produced by the method; and a composition comprising the extract powder.

Inventors:
FUJII MITSUKIYO (JP)
USHIO SHIMPEI (JP)
IWAKI KANSO (JP)
KYONO FUMIYO (JP)
Application Number:
PCT/JP2007/072628
Publication Date:
May 29, 2008
Filing Date:
November 22, 2007
Export Citation:
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Assignee:
HAYASHIBARA BIOCHEM LAB (JP)
FUJII MITSUKIYO (JP)
USHIO SHIMPEI (JP)
IWAKI KANSO (JP)
KYONO FUMIYO (JP)
International Classes:
A61K36/70; A23L2/52; A61K8/73; A61K8/97; A61K8/9789; A61K36/18; A61K36/19; A61K36/31; A61K36/47; A61K36/48; A61K47/36; A61P1/00; A61P1/02; A61P1/16; A61P1/18; A61P3/04; A61P3/06; A61P3/10; A61P9/00; A61P9/10; A61P11/00; A61P13/12; A61P17/00; A61P17/14; A61P17/16; A61P17/18; A61P29/00; A61P31/04; A61P31/10; A61P31/12; A61P35/00; A61P37/06; A61P37/08; A61P39/06; A61P43/00; A61Q5/02; A61Q7/00; A61Q11/00; A61Q19/00; A61Q19/02; A61Q19/06; A61Q19/08
Domestic Patent References:
WO2003035091A12003-05-01
WO2002010361A12002-02-07
Foreign References:
JPS60224465A1985-11-08
JPS4810217B11973-04-02
JPH03228568A1991-10-09
JP2005179216A2005-07-07
JP2006241080A2006-09-14
JP2001031581A2001-02-06
JP2004189732A2004-07-08
JP2005095148A2005-04-14
Other References:
CAI Y.Z. ET AL.: "Production and properties of spray-dried Amaranthus betacyanin pigments", JOURNAL OF FOOD SCIENCE, vol. 65, no. 7, 2000, pages 1248 - 1252, XP008109935
INOUE S. ET AL.: "Koshiboshoku Yudosei Koshikessho ni Oyobosu Ryoran (Polygonum tinctorium Lour.) no Kaizen Koka", NAT. MED., vol. 54, no. 5, 2000, pages 261 - 264, XP008110434
IWAKI K. ET AL.: "Antimicrobial activity of Polygonum tinctorium Lour: extract against oral pathogenic bacteria", J. NAT. MED., vol. 60, no. 2, 2006, pages 121 - 125, XP019376653
SUNAGAWA M. ET AL.: "Taderan no Shishu Chiryo eno Oyo", JOURNAL OF JAPAN DENTAL SOCIETY OF ORIENTAL MEDICINE, vol. 25, no. 1-2, 31 August 2006 (2006-08-31), pages 7 - 12, XP003025822
SUNAYAMA T. ET AL.: "Taderan no Koensho Sayo Candidasis Chiryo Hokoku", MEDICINE AND BIOLOGY, vol. 139, no. 1, 1999, pages 29 - 32, XP008117044
See also references of EP 2087903A4
"Saikin-Shinkin-Kensa", 1982, pages: 524 - 529
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