| 链霉菌Streptomyces.sp NJ0510的分离、鉴定及其抑菌活性的研究 |
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| 引用本文： | 李艳利,黎晶晶,马中良. 链霉菌Streptomyces.sp NJ0510的分离、鉴定及其抑菌活性的研究[J]. 生物技术, 2007, 17(4): 69-71 |
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| 作者姓名： | 李艳利 黎晶晶 马中良 |
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| 作者单位： | 1. 南京医科大学生化与分子生物学系,江苏,南京,210029
2. 上海大学生命科学学院,上海,200444 |
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| 摘 要： | 目的:从湖边树木下的土壤中筛选分离链霉菌并研究其抑菌活性。方法:通过对菌的形态学和生理生化特征分析确定其种属。通过滤纸片法研究其次级代谢物的抑菌谱。结果:分离得到的一株链霉菌Streptomyces.sp NJ0510,次级代谢产物能抑制G 细菌,抑菌圈可达10mm以上,而对大肠杆菌等没有抑制活性。结论:该菌代谢产物能够抗耐药的金色葡萄球菌,具有潜在的应用前景。
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| 关 键 词： | 分离 筛选 放线菌 代谢产物 |
| 文章编号： | 1004-311X（2007）04-0069-03 |
| 收稿时间： | 2007-01-31 |
| 修稿时间： | 2007-06-20 |
Isolation and Screening of A New Strain Actinomyces, Streptomyces. sp NJ0510 |
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| LI Yan-li,LI Jing-Jing,MA Zhong-liang. Isolation and Screening of A New Strain Actinomyces, Streptomyces. sp NJ0510[J]. Biotechnology, 2007, 17(4): 69-71 |
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| Authors: | LI Yan-li LI Jing-Jing MA Zhong-liang |
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| Affiliation: | 1. Department of Biochemistry and Molecular Biology, Nanjing 210009,China;2.School of Life Sciences, Shanghai University,Shanghai 200444, China |
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| Abstract: | Objective: Isolation a new actinomyce strain from lake soil and study its activity.Methods: The morphological and biochemical characters of Streptomyces.sp NJ0510 were investigated.The antibacterium activity of the metabolite was assayed by filter paper method.Result: The extracted metabolite can inhibit G bacteria,the diameter of inhibition zone was over 10 mm,but it made no function on E.coli.Conclusion: The metabolite has bright future in therapy for its inhibition of drug-resistant Staphylococcus. |
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| Keywords: | isolation screening actinomyces metabolite |
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