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目的:筛选1株产纤维素酶的细菌.方法:通过对从腐烂朽木及其附近土壤中得到的样品进行富集培养、分离纯化得到16株纤维素分解菌,经刚果红染色鉴定和液体发酵培养后对其进行了菌种初步鉴定及产酶条件的初步优化.结果:获得1株纤维素酶分泌量较高的细菌LT3.结论:LT3为革兰氏阳性菌,菌体成杆状,经发酵优化培养后,较适产酶条件为甘蔗渣20g/L,pH7.0、30℃培养120h,CMC酶活为71.17U/mL,滤纸酶活为33.37U/mL.通过克隆其16S rDNA序列,对其进行系统进化分析,鉴定为蜡状芽孢杆菌.
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生物技术
ISSN: 1004-311X
CN: 23-1319/Q
Year: 2009
Issue: 6
Volume: 19
Page: 26-29
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SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 3
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