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Microbially-accelerated consolidation of oil sands tailings. Pathway I: changes in porewater chemistry
Dispersed clay particles in mine tailings and soft sediments remain suspended for decades, hindering consolidation and challenging effective management of these aqueous slurries. Current geotechnicalExpand
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Microbially-accelerated consolidation of oil sands tailings. Pathway II: solid phase biogeochemistry
Consolidation of clay particles in aqueous tailings suspensions is a major obstacle to effective management of oil sands tailings ponds in northern Alberta, Canada. We have observed thatExpand
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Reversed‐Phase Liquid Chromatographic Method for Analysis of Endosulfan and Its Major Metabolites
Abstract A high performance liquid chromatographic (HPLC) method suitable for the analysis of endosulfan and its metabolites in water and soil is described. Endosulfan is a contact and stomachExpand
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Bacterial reduction of selenium in coal mine tailings pond sediment.
Sediment from a storage facility for coal tailings solids was assessed for its capacity to reduce selenium (Se) by native bacterial community. One Se(6+)-reducing bacterium Enterobacter hormaecheiExpand
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A modified sequential extraction method for arsenic fractionation in sediments.
A modified sequential extraction method was developed to characterize arsenic (As) associated with different solid constituents in surficial deposits (sediments), which are unconsolidated glacialExpand
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Inhibition of DNA topoisomerases by microbial inhibitors.
New inhibitors of DNA topoisomerase named 2280-DTI and 2890-DTI have been discovered in the culture filtrates of Micromonospora sp. strain No. 2280 and Streptomyces sp. strain No. 2890, respectively.Expand
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Macrostatin, a novel macromolecular inhibitor of topoisomerases produced by Streptomyces avermitilis no. C-127.
A novel inhibitor of topoisomerases designated as Macrostatin has been isolated from the culture filtrate of Streptomyces avermitilis strain No. C-127 and purified by successive chromatography onExpand
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Microbial metabolism alters pore water chemistry and increases consolidation of oil sands tailings.
Tailings produced during bitumen extraction from surface-mined oil sands ores (tar sands) comprise an aqueous suspension of clay particles that remain dispersed for decades in tailings ponds. SlowExpand
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A novel phospholipase C inhibitor, S-PLI produced by Streptomyces sp. strain no. A-6288.
S-PLI, an inhibitor of phospholipase C (PLC) produced by Streptomyces sp. strain No. 6288, was purified from the culture filtrate by salting-out with solid ammonium sulfate, column chromatography onExpand
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Purification and some properties of S-Hemolysin produced by Streptomyces sp. strain no. A-6288.
A new cytolytic toxin, designated as S-Hemolysin, was found in the culture filtrate of Streptomyces sp. strain No. A-6288, isolated from a soil sample. The molecular weight of S-Hemolysin wasExpand
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