Results 51 to 60 of about 3,166 (196)

Organohalide-respiring Desulfoluna species isolated from marine environments [PDF]

open access: yes, 2020
The online version of this article (https://doi.org/10.1038/s41396-019-0573-y) contains supplementary material, which is available to authorized usersThe genus Desulfoluna comprises two anaerobic sulfate-reducing strains, D.
Atashgahi, Siavash   +13 more
core   +1 more source

A multidisciplinary approach to evaluate the effectiveness of natural attenuation at a contaminated site [PDF]

open access: yes, 2021
This study evaluates the natural attenuation of chlorinated hydrocarbons as remediation action in a contaminated site downtown the city of Parma (Italy).
Emiliani R., Ghirardi M., Zanini A.
core   +1 more source

Presence of organohalide-respiring bacteria in and around a permeable reactive barrier at a trichloroethylene-contaminated Superfund site.

open access: yesEnvironmental Pollution, 2018
Trichloroethylene (TCE) is one of the most common groundwater contaminants in the United States; however clean-up efforts are a challenge due to its physical and chemical properties. TCE and several of its degradation products were detected in the groundwater of the Beaver Dam Road Landfill site (Beltsville, MD) at concentrations above accepted maximum
Gabriela T. Niño de Guzmán   +5 more
semanticscholar   +3 more sources

Microbial Community Changes in a Chlorinated Solvents Polluted Aquifer Over the Field Scale Treatment With Poly-3-Hydroxybutyrate as Amendment

open access: yesFrontiers in Microbiology, 2018
This study investigated the organohalide-respiring bacteria (OHRB) and the supporting microbial populations operating in a pilot scale plant employing poly-3-hydroxybutyrate (PHB), a biodegradable polymer produced by bacteria from waste streams, for the ...
Bruna Matturro   +4 more
doaj   +1 more source

Microbiology in sustainable remediation of contaminated sites [PDF]

open access: yesMicrobiology Australia, 2023
The release of chemicals that have negative human or environmental health impacts has been rife around the world for a century. Approaches to contaminated site remediation have evolved over this time to address environmental contamination.
Mike Manefield, Matthew Lee
doaj  

Experimental validation of in silico model-predicted isocitrate dehydrogenase and phosphomannose isomerase from Dehalococcoides mccartyi [PDF]

open access: yes, 2015
Gene sequences annotated as proteins of unknown or non-specific function and hypothetical proteins account for a large fraction of most genomes. In the strictly anaerobic and organohalide respiring Dehalococcoides mccartyi, this lack of annotation ...
Edwards, Elizabeth A.   +6 more
core   +2 more sources

Cobamide-mediated enzymatic reductive dehalogenation via long-range electron transfer

open access: yesNature Communications, 2017
Cobalamin-containing reductive dehalogenases from organohalide-respiring bacteria play a key role in the degradation of halogenated organic compounds. Here the authors proposed a catalytic mechanism for dehalogenation that relies on a long-range electron
Cindy Kunze   +6 more
doaj   +1 more source

Prospects for harnessing biocide resistance for bioremediation and detoxification [PDF]

open access: yes, 2018
Prokaryotes in natural environments respond rapidly to high concentrations of chemicals and physical stresses. Exposure to anthropogenic toxic substancessuch as oil, chlorinated solvents, or antibioticsfavors the evolution of resistant phenotypes, some ...
Atashgahi, Siavash   +5 more
core   +2 more sources

Preparation and characterization of site-specific dechlorinating microbial inocula capable of complete dechlorination enriched in anaerobic microcosms amended with clay mineral [PDF]

open access: yes, 2020
Short-chain halogenated aliphatic hydrocarbons (e.g. perchloroethene, trichloroethene) are among the most toxic environmental pollutants. Perchloroethene and trichloroethene can be dechlorinated to non-toxic ethene through reductive dechlorination by ...
Bódai, Viktória   +8 more
core   +1 more source

Dehalococcoides mccartyi strain CBDB1 takes up protons from the cytoplasm to reductively dehalogenate organohalides indicating a new modus of proton motive force generation

open access: yesFrontiers in Microbiology, 2023
Proton translocation across the cytoplasmic membrane is a vital process for all organisms. Dehalococcoides strains are strictly anaerobic organohalide respiring bacteria that lack quinones and cytochromes but express a large membrane-bound protein ...
Nadine Hellmold   +7 more
doaj   +1 more source

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