Results 51 to 60 of about 1,650 (161)

Organohalide Respiring Bacteria and Reductive Dehalogenases: Key Tools in Organohalide Bioremediation

open access: yesFrontiers in Microbiology, 2016
Organohalides are recalcitrant pollutants that have been responsible for substantial contamination of soils and groundwater. Organohalide-respiring bacteria (ORB) provide a potential solution to remediate contaminated sites, through their ability to use ...
Bat-Erdene eJugder   +7 more
doaj   +1 more source

Design and evaluation of 16S rRNA sequence based oligonucleotide probes for the detection and quantification of Comamonas testosteroni in mixed microbial communities [PDF]

open access: yes, 2006
Background The β-proteobacterial species Comamonas testosteroni is capable of biotransformation and also biodegradation of a range of chemical compounds and thus potentially useful in chemical manufacturing and bioremediation.
Bathe, Stephan, Hausner, Martina
core   +2 more sources

Tetrachloroethene respiration in Sulfurospirillum species is regulated by a two‐component system as unraveled by comparative genomics, transcriptomics, and regulator binding studies

open access: yesMicrobiologyOpen, Volume 9, Issue 12, December 2020., 2020
Organohalide‐respiring bacteria need to sense halogenated hydrocarbons in the environment to induce the production of the enzymatic machinery required for their utilization. Identification and characterization of biological sensors for organohalides, such as the two‐component system described here, could guide synthetic approaches for monitoring ...
Jens Esken   +7 more
wiley   +1 more source

Growth- and substrate-dependent transcription of formate dehydrogenase and hydrogenase coding genes in Syntrophobacter fumaroxidans and Methanospirillum hungatei [PDF]

open access: yes, 2011
Transcription of genes coding for formate dehydrogenases (fdh genes) and hydrogenases (hyd genes) in Syntrophobacter fumaroxidans and Methanospirillum hungatei was studied following growth under different conditions.
Cheng, X.   +3 more
core   +6 more sources

Coexistence of two distinct Sulfurospirillum populations respiring tetrachloroethene - genomic and kinetic considerations [PDF]

open access: yes, 2018
Two anaerobic bacterial consortia, each harboring a distinct Sulfurospirillum population, were derived from a 10 year old consortium, SL2, previously characterized for the stepwise dechlorination of tetrachloroethene (PCE) to cis-dichloroethene (cis-DCE)
Burion, Mélissa   +7 more
core   +1 more source

Microbial degradation of halogenated aromatics: molecular mechanisms and enzymatic reactions

open access: yesMicrobial Biotechnology, Volume 13, Issue 1, Page 67-86, January 2020., 2020
This minireview discusses the molecular mechanisms of the enzymatic reactions for degrading halogenated aromatics which naturally occur in various microorganisms. An in‐depth understanding of how microbes employ various enzymes in biodegradation can lead to the development of new biotechnologies via enzyme/cell/metabolic engineering or synthetic ...
Panu Pimviriyakul   +3 more
wiley   +1 more source

The restricted metabolism of the obligate organohalide respiring bacterium Dehalobacter restrictus: lessons from tiered functional genomics [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2013
Dehalobacter restrictus strain PER-K23 is an obligate organohalide respiring bacterium, which displays extremely narrow metabolic capabilities. It grows only via coupling energy conservation to anaerobic respiration of tetra- and trichloroethene with hydrogen as sole electron donor. Dehalobacter restrictus
Aamani Rupakula   +5 more
semanticscholar   +3 more sources

Dichloromethane Fermentation by a Dehalobacter sp. in an Enrichment Culture Derived from Pristine River Sediment [PDF]

open access: yesApplied and Environmental Microbiology, 2012
ABSTRACT Dichloromethane (DCM) as the sole substrate supported growth of a Dehalobacter sp. in an enrichment culture derived from noncontaminated river sediment. DCM was not reductively dechlorinated, and acetate was produced, indicating DCM fermentation and further suggesting Dehalobacter
Shandra D, Justicia-Leon   +3 more
openaire   +2 more sources

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

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