Title:
PREPARATION METHOD FOR CAPSULAR POLYSACCHARIDE A OF BACTEROIDES FRAGILIS
Document Type and Number:
WIPO Patent Application WO/2022/262158
Kind Code:
A1
Abstract:
A preparation method for capsular polysaccharide A of bacteroides fragilis. The preparation method comprises the following steps: preparing a bacterial suspension of bacteroides fragilis having a pH value of less than or equal to 5; performing heating and extraction; and collecting an extract to obtain a crude sugar solution of capsular polysaccharide A.
Inventors:
KUANG GAOBO (CN)
WANG CONGFENG (CN)
YI XIAOMIN (CN)
HUANG HAIQING (CN)
LI PING (CN)
WANG YE (CN)
WANG CONGFENG (CN)
YI XIAOMIN (CN)
HUANG HAIQING (CN)
LI PING (CN)
WANG YE (CN)
Application Number:
PCT/CN2021/124822
Publication Date:
December 22, 2022
Filing Date:
October 20, 2021
Export Citation:
Assignee:
GUANGZHOU ZHIYI PHARMACEUTICS INC (CN)
International Classes:
C12P19/04; C08B37/00; C12N1/20; C12R1/01
Foreign References:
| CN113234770A | 2021-08-10 | |||
| CN109897117A | 2019-06-18 | |||
| CN107043431A | 2017-08-15 | |||
| CN102660603A | 2012-09-12 | |||
| CN107082819A | 2017-08-22 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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