Resistance of Solid-Phase U(VI) to Microbial Reduction during In Situ Bioremediation of Uranium-Contaminated Groundwater
Open Access
- 1 December 2004
- journal article
- research article
- Published by American Society for Microbiology in Applied and Environmental Microbiology
- Vol. 70 (12) , 7558-7560
- https://doi.org/10.1128/aem.70.12.7558-7560.2004
Abstract
Speciation of solid-phase uranium in uranium-contaminated subsurface sediments undergoing uranium bioremediation demonstrated that although microbial reduction of soluble U(VI) readily immobilized uranium as U(IV), a substantial portion of the U(VI) in the aquifer was strongly associated with the sediments and was not microbially reducible. These results have important implications for in situ uranium bioremediation strategies.Keywords
This publication has 17 references indexed in Scilit:
- Surface complexation model of uranyl sorption on Georgia kaoliniteApplied Clay Science, 2004
- Stimulating the In Situ Activity of Geobacter Species To Remove Uranium from the Groundwater of a Uranium-Contaminated AquiferApplied and Environmental Microbiology, 2003
- Uranium(VI) adsorption to ferrihydrite: Application of a surface complexation modelPublished by Elsevier ,2003
- Uranium co-precipitation with iron oxide mineralsPublished by Elsevier ,2002
- Enrichment of Members of the Family Geobacteraceae Associated with Stimulation of Dissimilatory Metal Reduction in Uranium-Contaminated Aquifer SedimentsApplied and Environmental Microbiology, 2002
- The Influence of Uranyl Hydrolysis and Multiple Site-Binding Reactions on Adsorption of U(VI) to MontmorilloniteClays and Clay Minerals, 1995
- Bioremediation of uranium contamination with enzymatic uranium reductionEnvironmental Science & Technology, 1992
- Enzymic uranium precipitationEnvironmental Science & Technology, 1992
- Microbial reduction of uraniumNature, 1991
- Adsorption of uranyl onto ferric oxyhydroxides: Application of the surface complexation site-binding modelGeochimica et Cosmochimica Acta, 1985