| 产木聚糖酶菌株的筛选及产酶条件优化 |
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| 引用本文： | 李群良,韩玉璐,张欣英.产木聚糖酶菌株的筛选及产酶条件优化[J].可再生能源,2011,29(2):89-91,95. |
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| 作者姓名： | 李群良 韩玉璐 张欣英 |
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| 作者单位： | 广西大学化学化工学院,广西,南宁,530004 |
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| 摘 要： | 通过透明圈法从土壤中筛选到两株产木聚糖酶菌株CS-1和CS-2,CS-2产木聚糖酶的酶活力优于CS-1。CS-2产木聚糖酶最佳发酵培养条件:碳源(甘蔗渣)3.0 g/ml,氮源(NH4Cl)0.5 g/ml,接种量为10%,250 ml三角瓶装液量50 ml,pH=8.0,温度为55℃,转速为160 r/min,发酵时间为3 d。在此发酵条件下,CS-2产木聚糖酶的酶活力达到7.980 U/ml。
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| 关 键 词： | 木聚糖酶 筛选 酶活 产酶条件 |
Screening of xylanase producing strains and condition optimization for xylanase production |
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| LI Qun-liang,HAN Yu-lu,ZHANG Xin-ying.Screening of xylanase producing strains and condition optimization for xylanase production[J].Renewable Energy,2011,29(2):89-91,95. |
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| Authors: | LI Qun-liang HAN Yu-lu ZHANG Xin-ying |
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| Affiliation: | LI Qun-liang,HAN Yu-lu,ZHANG Xin-ying(School of Chemistry and Chemical Engineering,Guangxi University,Nanning 530004,China) |
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| Abstract: | |
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| Keywords: | xylanase screening enzyme activity conditions for xylanase production |
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