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Title:
EXTRACT OF NOSTOC COMMUNE
Document Type and Number:
Japanese Patent JPH06116159
Kind Code:
A
Abstract:

PURPOSE: To obtain an extract from Nostoc commune having antimicrobial activity, inhibitory activity against germination of spore, mitosis and germination of seed and sueful as an anticancer agent and antimicrobial agent.

CONSTITUTION: This extract from Nostoc commune is obtained by bringing the surface of a plant body of Nostoc commune which is a chlorophyceous plant into contact with an alkanol (e.g. methoanol) to extract Nostoc commune. Nostoc commune is a chlorophyceous plant called also as ISHIKURAGE in Japanese and widely distributed in the world and is grown in damp ground of garden, ground, school ground, alley, etc., and proliferated in a period with high moisture, especially in the rainy season and appears as a green-brown or yellow-green Auricularia auricula-like colony. A new compound of formula I (R1 is OH or ester; R2 is H or acyl; A and B together form a group of formula II) is obtained from this extract of Nostoc commune.


Inventors:
KOBAYASHI AKIO
KAWAZU KAZUYOSHI
KANZAKI HIROSHI
INAWAKA KUNIFUMI
Application Number:
JP1992000238625
Publication Date:
April 26, 1994
Filing Date:
September 07, 1992
Export Citation:
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Assignee:
MAX FUAKUTAA KK
International Classes:
A01N43/38; A01N43/90; A61K31/40; A61K31/403; A61K31/495; A61K36/02; A61P31/04; A61P35/00; C07D209/60; C07D487/04; (IPC1-7): A61K35/80; A01N43/38; A01N43/90; A61K31/40; A61K31/495; C07D209/60; C07D487/04
Attorney, Agent or Firm:
佐藤 一雄 (外2名)



 
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