| 产纤溶酶米曲霉的筛选及诱变育种 |
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| 引用本文： | 高占争,赵允麟.产纤溶酶米曲霉的筛选及诱变育种[J].中国脊柱脊髓杂志,2006(4). |
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| 作者姓名： | 高占争 赵允麟 |
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| 作者单位： | 江南大学教育部工业微生物重点实验室,江苏无锡214036 |
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| 摘 要： | 利用自己设计的筛选方法，从不同的酿造曲样中筛选出1株产纤溶酶酶活较高的米曲霉菌株SA-6，其产纤溶酶酶活为25U／mL。SA-6经过紫外线、^60Co和亚硝基胍诱变，筛选得到突变株NA-25，其产酶酶活为63U／mL，是出发菌株SA-6的2．52倍。突变株NA-25的发酵性状改变，其产纤溶酶的高峰比出发菌株迟了约10h。
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| 关 键 词： | 纤溶酶 米曲霉 筛选 诱变 |
Screening and Mutagenesis of the Fibrinolytic Enzyme Producing Strain Asperillus oryzae |
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| GAO Zhan-zheng,ZHAO Yun-lin.Screening and Mutagenesis of the Fibrinolytic Enzyme Producing Strain Asperillus oryzae[J].Chinese Journal of Spine and Spinal Cord,2006(4). |
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| Authors: | GAO Zhan-zheng ZHAO Yun-lin |
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| Abstract: | A Asperillus Oryzae strain,SA-6 was isolated with different screening methods and the fibrinolytic enzyme activity was 25 U/mL.A mutant was then isolated after SA-6 was treated with UV,~(60)Co and NTG and the relevant firbrinolytic enzyme activity was enh |
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| Keywords: | fibrinolytic enzyme Asperillus Oryzae screening mutagenesis |
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