strain and application thereof in gellan gum production

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United States of America Patent

PATENT NO 8685698
APP PUB NO 20110281308A1
SERIAL NO

13142412

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Abstract

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A yellow pigments generation deficient Sphingomonas strain (Sphingomonas sp. ZD001) and application thereof in preparing gellan gum by microbial fermentation are provided. The strain is preserved in China Center for Type Culture Collection (CCTCC) with the address of Wuhan University, Wuhan, 430072, China, the preservation date of the strain is 10 Sep. 2009, and the preservation serial number is CCTCC No: M 209298. The main beneficial effect of the present invention is that the fermented liquor contains no yellow pigments but is milky white, colorless superior gellan gum can be obtained by only depositing polysaccharide with a small quantity of ethanol or isopropanol, so that the post purification and de-coloration techniques of gellan gum production can be simplified, the yield can be enhanced, and the production cost can be reduced.

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Patent Owner(s)

Patent OwnerAddress
ZHEJIANG UNIVERSITY310027 NO 38 ZHEJIANG ROAD ZHEJIANG HANGZHOU HANGZHOU CITY ZHEJIANG PROVINCE 310027
ZHEJIANG DSM ZHONGKEN BIOTECHNOLOGY CO LTDGAOQIAO ECONOMIC ZONE TONGXIANG CITY ZHEJIANG 314515

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Mei Zhejiang, CN 91 1027
Chen, Yamin Zhejiang, CN 2 2
Li, Ou Zhejiang, CN 20 149
Qian, Chaodong Zhejiang, CN 1 2
Wu, Rongming Zhejiang, CN 3 3
Wu, Xuechang Zhejiang, CN 1 2
Zhu, Liang Zhejiang, CN 120 555

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