COMPLETE MINERALIZATION OF BENZENE BY AQUIFER MICROORGANISMS UNDER STRICTLY ANAEROBIC CONDITIONS

被引:164
作者
EDWARDS, EA
GRBICGALIC, D
机构
关键词
D O I
10.1128/AEM.58.8.2663-2666.1992
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
Benzene was mineralized to CO2 by aquifer-derived microorganisms under strictly anaerobic conditions. The degradation occurred in microcosms containing gasoline-contaminated subsurface sediment from Seal Beach, California, and anaerobic, sulfide-reduced defined mineral medium supplemented with 20 mM sulfate. Benzene, at initial concentrations ranging from 40 to 200-mu-M, was depleted in all microcosms and more than 90% of C-14-labeled benzene was mineralized to (CO2)-C-14.
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页码:2663 / 2666
页数:4
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