Reductive precipitation of gold by dissimilatory Fe(III)-Reducing Bacteria and Archaea

被引:133
作者
Kashefi, K [1 ]
Tor, JM [1 ]
Nevin, KP [1 ]
Lovley, DR [1 ]
机构
[1] Univ Massachusetts, Dept Microbiol, Amherst, MA 01003 USA
关键词
D O I
10.1128/AEM.67.7.3275-3279.2001
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
Studies with a diversity of hyperthermophilic and mesophilic dissimilatory Fe(III)-reducing Bacteria and Archaea demonstrated that some of these organisms are capable of precipitating gold by reducing Au(III) to Au(0) with hydrogen as the electron donor. These studies suggest that models for the formation of gold deposits in both hydrothermal and cooler environments should consider the possibility that dissimilatory metal-reducing microorganisms can reductively precipitate gold from solution.
引用
收藏
页码:3275 / 3279
页数:5
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