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利用PCR-DGGE技术鉴定硝基甲苯类物质降解菌株

Keywords: 硝基甲苯类物质,优势菌种,聚合酶链式反应,变性梯度凝胶电泳

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Abstract:

为鉴定光催化-厌氧好氧固定化微生物方法降解2,6-DNT和4-MNT的优势菌株,取连续运行40d的厌氧好氧反应器出入口的微生物样品.采用PCR-DGGE技术分离微生物,得到对2,6-DNT和4-MNT具有良好降解特性的优势菌种;发现厌氧反应器内不同位置微生物种类差别很大,好氧反应器内差别很小;反应器内有5种优势菌株:Deltaproteobacterium,Pseudomonasstutzeri,Pseudomonastrivialis,Burkholderiacenocepaciaa

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