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红霉素产生菌的诱变及培养基优化研究
引用本文:左勇,李杨,任永利,鞠帅,谢晖,祁峰.红霉素产生菌的诱变及培养基优化研究[J].四川轻化工学院学报,2012(1):14-18.
作者姓名:左勇  李杨  任永利  鞠帅  谢晖  祁峰
作者单位:四川理工学院生物工程学院,四川自贡643000
摘    要:以红色糖多孢菌08L作为出发菌株进行诱变,选育高产菌株。结果表明,诱变得到的UL5菌株发酵水平比出发菌株提高12.6%。再通过培养基优化,其组成为淀粉3%,糊精3%,葡萄糖2%,黄豆饼粉3%,玉米浆1%,硫酸铵0.15%,碳酸钙0.6%,磷酸二氢钾0.02%的条件下,UL5菌株在诱变的基础上,发酵水平再提高15.2%。

关 键 词:工色糖多孢茵  诱变  正交实验  发酵

Study on the Mutation of Erythromycin Productive Strain and Its Fermentation
ZUO Yong,LI Yang,REN Yong-li,JU Shuai,XIE Hui,QI Feng.Study on the Mutation of Erythromycin Productive Strain and Its Fermentation[J].Journal of Sichuan Institute of Light Industry and Chemical Technology,2012(1):14-18.
Authors:ZUO Yong  LI Yang  REN Yong-li  JU Shuai  XIE Hui  QI Feng
Affiliation:(School of Biotechnology Engineering, Sichuan University of Science & Engineering, Zigong 643000, China)
Abstract:The Saccharopolyspora erythraea 08L is used as the starting strain. Processed by ultraviolet mutagenesis, the fermentation product of the mutated strains was increased by 12.6%. In addition, under the optimized culture medium which consisted of starch 3%, dextrin 3%, glucose 2% , soybean meal 3%, corn steep liquor 1%, ( NH4 )2SO4 0.15%, CaCOz0. 6%, KH2PO40.02%, the fementation yield of UL5 strains was increased by 15.2%.
Keywords:Saccharopolyspora erythraea  mutagenesis  orthogonal test  fermentation
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