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Article
Open AccessThe Impact of Sorbent Amendments for Mercury Remediation on the Viability of Soil Microorganisms
Mercury (Hg) remediation across contaminated environments in the United States is an ongoing project. As part of the Hg cleanup strategy at East Fork Poplar Creek (EFPC), located in Oak Ridge, TN, the deployme...
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Article
Open AccessEvaluation of engineered sorbents for the sorption of mercury from contaminated bank soils: a column study
As a global environmental pollutant, mercury (Hg) threatens our water resources and presents a substantial risk to human health. The rate and extent of immobilization of Hg2+ (hereafter, Hg) on engineered sorbent...
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Article
Open AccessInteraction of Soil Microbes with Organoclays and their Impact on the Immobilization of Hg under Aerobic Conditions
Immobilization of mercury (Hg) leaching from bank soils of East Fork Poplar Creek (EFPC) is considered part of remediation strategies to mitigate the amount of Hg entering the creek. Different approaches are c...
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Article
Open AccessAssessing Microbial Communities Related to Mercury Transformations in Contaminated Streambank Soils
In nature, the bioaccumulative potent neurotoxin methylmercury (MeHg) is produced from inorganic mercury (Hg) predominantly by anaerobic microorganisms. Hg-contaminated soils are a potential source of MeHg due...
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Article
Open AccessStructure determination of the HgcAB complex using metagenome sequence data: insights into microbial mercury methylation
Bacteria and archaea possessing the hgcAB gene pair methylate inorganic mercury (Hg) to form highly toxic methylmercury. HgcA consists of a corrinoid binding domain and a transmembrane domain, and HgcB is a diclu...
