APPLICATION OF BACTEROIDES FRAGILIS OR ZWITTERIONIC CAPSULAR POLYSACCHARIDE THEREOF IN PREPARATION OF DRUG FOR PREVENTING AND TREATING DIGESTIVE SYSTEM TUMOR

Title:

APPLICATION OF BACTEROIDES FRAGILIS OR ZWITTERIONIC CAPSULAR POLYSACCHARIDE THEREOF IN PREPARATION OF DRUG FOR PREVENTING AND TREATING DIGESTIVE SYSTEM TUMOR

Document Type and Number:

WIPO Patent Application WO/2023/134200

Kind Code:

A1

Abstract:

An application of bacteroides fragilis and/or a zwitterionic capsular polysaccharide thereof in the preparation of a drug for preventing and treating a digestive system tumor. A large number of experiments have proven that bacteroides fragilis ZY-312 having preservation number CGMCC No. 10685 and a zwitterionic capsular polysaccharide thereof can lessen an inflammatory response, protect normal tissue, improve an anti-tumor immune response of an organism, and effectively prevent and treat a digestive system tumor.

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Inventors:

LIU YANGYANG (CN)
ZHI FACHAO (CN)
WANG YE (CN)
LI PING (CN)

Application Number:

PCT/CN2022/119993

Publication Date:

July 20, 2023

Filing Date:

September 20, 2022

Export Citation:

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Assignee:

GUANGZHOU ZHIYI BIOTECHNOLOGY CO LTD (CN)

International Classes:

A61K35/741; A23C9/152; A23C9/156; A23C9/16; A23C19/09; A23G9/34; A23G9/36; A23K10/18; A23K20/163; A23L7/104; A23L33/125; A23L33/135; A61K31/715; A61P35/00; C08B37/00

Domestic Patent References:

WO2019047439A1

2019-03-14

Foreign References:

CN114470003A	2022-05-13
US20190282632A1	2019-09-19
CN113234770A	2021-08-10
EP3012270A1	2016-04-27
US20140335131A1	2014-11-13
CN105434476A	2016-03-30

Attorney, Agent or Firm:

BEIJING ORIGINTELLIGENCE IP LAW FIRM (CN)

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