发明名称 |
Xanthomonas campestris strain expressing xanthan gum |
摘要 |
A method of increasing xanthan gum production, comprising culturing a Xanthomonas campestris strain having a xanthan-increasing modification in a culture medium, wherein the modification is selected from the group consisting of (1) a mutation causing rifampicin-resistance; (2) a mutation causing bacitracin-resistance; or (3) exogenous genetic information controlling the synthesis of xanthan; and separating xanthan from the culture medium, is provided along with specific DNA sequences and Xanthomonas campestris strains showing increased xanthan gum production.
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申请公布号 |
US5194386(A) |
申请公布日期 |
1993.03.16 |
申请号 |
US19900479196 |
申请日期 |
1990.02.13 |
申请人 |
SHIN-ETSU CHEMICAL CO., LTD.;SHIN-ETSU BIO, INC. |
发明人 |
POLLOCK, THOMAS J.;THORNE, LINDA |
分类号 |
C12N15/52;C12P19/06 |
主分类号 |
C12N15/52 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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