阿佛曼链霉菌的~(12)C离子辐照效应及高产菌株选育;Research on Mutation Breeding of High-producing Strains from Streptomyces Avermitilis Irradiated by Ion Beam of ~(12)C~(6+)
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20/03/2010
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Resumo |
选用12C6+离子辐照诱变阿维菌素B1a产生菌ZJAV-A1,研究其诱变效应。实验结果表明,12C6+离子辐照剂量50Gy时致死率97%,正突变率最高可达到34.2%。通过12C6+离子诱变处理,结合平板培养基及斜面培养基的正突变菌株筛选,最终获得一株稳定性良好,阿维菌素B1a组分产量稳定在4460—4588μg/ml之间,较出发菌株提高11.1%—14.7%的突变株ZJAV-Y1-203。 |
Identificador | |
Idioma(s) |
中文 |
Fonte |
王曙阳;陈积红;李文建;刘敬;曹云飞;薄永恒;马晓琪;梁剑平;.阿佛曼链霉菌的~(12)C离子辐照效应及高产菌株选育;Research on Mutation Breeding of High-producing Strains from Streptomyces Avermitilis Irradiated by Ion Beam of ~(12)C~(6+),原子核物理评论, 2010-03-20,27( 01 ):82-86 |
Palavras-Chave | #辐照诱变 #阿维菌素B1 #效价 #高产菌株 |
Tipo |
期刊论文 |