Results 31 to 40 of about 487 (138)

Bioelectrochemically-assisted degradation of chloroform by a co-culture of Dehalobacter and Dehalobacterium

open access: yesEnvironmental Science and Ecotechnology, 2022
Using bioelectrochemical systems (BESs) to provide electrochemically generated hydrogen is a promising technology to provide electron donors for reductive dechlorination by organohalide-respiring bacteria.
David Fernández-Verdejo   +4 more
doaj   +1 more source

Ecogenomics of microbial communities in bioremediation of chlorinated contaminated sites

open access: yesFrontiers in Microbiology, 2012
Organohalide compounds such as chloroethenes, chloroethanes and polychlorinated benzenes are among the most significant pollutants in the world. These compounds are often found in contamination plumes with other pollutants such as solvents, pesticides ...
Farai eMaphosa   +5 more
doaj   +1 more source

Comparative Genomic Analysis Reveals Preserved Features in Organohalide-Respiring Sulfurospirillum Strains

open access: yesmSphere, 2022
Sulfurospirillum species strains are frequently detected in various pristine and contaminated environments and participate in carbon, sulfur, nitrogen, and halogen elements cycling. Recently we obtained the complete genome sequences of two newly isolated
Yi Yang   +4 more
doaj   +1 more source

Ecophysiology and environmental distribution of organohalide-respiring bacteria

open access: yes, 2016
Organohalide-respiring bacteria (OHRB) are able to breathe natural and anthropogenically produced organohalides persistent in a broad range of oxygen-depleted environments. Therefore, these microorganisms are of high interest for organohalide-contaminated site bioremediation and natural halogen and carbon cycle.
Atashgahi, Siavash   +2 more
openaire   +3 more sources

Integration of nanoscale zero-valent iron and functional anaerobic bacteria for groundwater remediation: A review

open access: yesEnvironment International, 2019
The technology of integrating nanoscale zero-valent iron (nZVI) and functional anaerobic bacteria has broad prospects for groundwater remediation. This review focuses on the interactions between nZVI and three kinds of functional anaerobic bacteria ...
Haoran Dong   +8 more
doaj   +1 more source

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

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  

Burning question: Rethinking organohalide degradation strategy for bioremediation applications. [PDF]

open access: yesMicrob Biotechnol
This review specifically focuses on the novel solution of organohalide bioremediation, proposing redox‐potential‐mediated hybrid bioprocesses tailored to the complexities of organohalide pollution. Abstract Organohalides are widespread pollutants that pose significant environmental hazards due to their high degree of halogenation and elevated redox ...
Lu Q, Liang Q, Wang S.
europepmc   +2 more sources

Reductive dechlorination of tetrachloroethene by a stepwise catalysis of different organohalide respiring bacteria and reductive dehalogenases [PDF]

open access: yesBiodegradation, 2011
The enrichment culture SL2 dechlorinating tetrachloroethene (PCE) to ethene with strong trichloroethene (TCE) accumulation prior to cis-1,2-dichloroethene (cis-DCE) formation was analyzed for the presence of organohalide respiring bacteria and reductive dehalogenase genes (rdhA).
Maillard, Julien   +6 more
openaire   +4 more sources

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