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庆大霉素高产菌株的抗性方法选育
引用本文:吴健,张少平,戴桂馥,李宗伟,袁天阳,段广才.庆大霉素高产菌株的抗性方法选育[J].信阳师范学院学报(自然科学版),2007,20(2):191-194.
作者姓名:吴健  张少平  戴桂馥  李宗伟  袁天阳  段广才
作者单位:1. 郑州大学,生物工程系,河南,郑州,450052;郑州大学,公共卫生学院,河南,郑州,450052
2. 郑州大学,生物工程系,河南,郑州,450052
3. 郑州大学,物理工程学院,河南,郑州,450052
4. 开封制药厂,河南,开封475003
5. 郑州大学,公共卫生学院,河南,郑州,450052
摘    要:以生产菌株绛红小单孢菌为出发株,应用N 离子注入及紫外线诱变技术,利用高浓度的庆大霉素梯度平板筛选,或配合含有高浓度庆大霉素的液体培养基的生态驯化,筛选到摇瓶效价分别比出发株提高75.2%和70.1%的N08和Wt63两个高产菌株,10 L发酵罐发酵产量分别达2 118 u/mL和1 843 u/mL,C组分含量符合中国药典2000版的规定.

关 键 词:绛红小单孢菌  庆大霉素  育种  诱变
文章编号:1003-0972(2007)02-0191-04
收稿时间:2006-09-29
修稿时间:2007-01-10

Breeding of Gentamicin High Yield Strains from Micromonospora Purpurea through Gentamicin Resistance Selection
WU Jian,ZHANG Shao-ping,DAI Gui-fu,LI Zong-wei,YUAN Tian-yang,DUAN Guang-cai.Breeding of Gentamicin High Yield Strains from Micromonospora Purpurea through Gentamicin Resistance Selection[J].Journal of Xinyang Teachers College(Natural Science Edition),2007,20(2):191-194.
Authors:WU Jian  ZHANG Shao-ping  DAI Gui-fu  LI Zong-wei  YUAN Tian-yang  DUAN Guang-cai
Abstract:Two high yield gentamicin strains of Micromonospora purpurea were screened by agar plate or/and liquid medium composed of high concentration of gentamicin after implanted by suitable doses of N at 30 KeV and exposed by UV.The yields of these two strains were 75.1% and 70.2% higher than that of the original strain,respectively.And the gentamicin C component is qualified to the Medicine Code of China 2000.
Keywords:Micromonospora purpurea  gentamicin  breeding  mutation
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