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Patent Searching and Data


Title:
ANTI-ALLERGIC AGENT AND BEVERAGE/FOOD, PREPARATION FOR EXTERNAL APPLICATION OR COSMETIC COMPRISING THE AGENT
Document Type and Number:
WIPO Patent Application WO/2007/080965
Kind Code:
A1
Abstract:
The object is to isolate a substance having a potent anti-allergic effect inherent in a tea leaf of an Assam hybrid line. Thus, disclosed is an anti-allergic agent comprising, as an active ingredient, a catechin yielded by the isolation separation, i.e., epicatechin-3-O-(3-O-methyl)gallate, epicatechin-3-O-(4-O- methyl)gallate, epicatechin-3-O-(3,4-O-dimethyl)gallate, epicatechin-3-O-(3,5-O-dimethyl)gallate, epicatechin-3-O- (3,4,5-O- tromethyl)gallate, an epimer thereof or the like. Also disclosed is a beverage/food, a preparation for external application or a cosmetic comprising the anti-allergic agent. An anti-allergic composition can be prepared using a compound represented by the general formula (1): (1) wherein R1, R2 and R3 independently represent a hydrogen atom or a methyl group.

Inventors:
YAMAMOTO, Mari (3-16, Asahidai Kakegawa-sh, Shizuoka 69, 4360069, JP)
山本 万里 (〒69 静岡県掛川市旭台3-16 Shizuoka, 4360069, JP)
Application Number:
JP2007/050322
Publication Date:
July 19, 2007
Filing Date:
January 12, 2007
Export Citation:
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Assignee:
NATIONAL AGRICULTURE AND FOOD RESEARCH ORGANIZATION (1-1 Kannondai 3-chome, Tsukuba-shi Ibaraki, 17, 3058517, JP)
独立行政法人農業・食品産業技術総合研究機構 (〒17 茨城県つくば市観音台三丁目1番1 Ibaraki, 3058517, JP)
ASAHI SOFT DRINKS CO., LTD. (23-1, Azumabashi 1-chome Sumida-k, Tokyo 01, 1300001, JP)
アサヒ飲料株式会社 (〒01 東京都墨田区吾妻橋1丁目23番1号 Tokyo, 1300001, JP)
International Classes:
A61K31/353; A23F3/00; A23F5/00; A23L1/30; A23L2/00; A61K36/18; A61P37/08; C07D311/62
Attorney, Agent or Firm:
SHOBAYASHI, Masayuki (Takase Bldg, 25-8 Higashi-ikebukuro 1-chom, Toshima-ku Tokyo 13, 1700013, JP)
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