Isolation and characterization of a halophilic Modicisalibacter sp. strain Wilcox from produced water

Abstract We report the isolation a halophilic bacterium that degrades both aromatic and aliphatic hydrocarbons as the sole sources of carbon at high salinity from produced water. Phylogenetic analysis of 16S rRNA-gene sequences shows the isolate is a close relative of Modicisalibacter tunisiensis is...

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Autores principales: William S. Marsh, Brenden W. Heise, Mark J. Krzmarzick, Robert W. Murdoch, Babu Z. Fathepure
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Publicado: Nature Portfolio 2021
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spelling oai:doaj.org-article:4e59ee327fc447fa8455983ed4185ab82021-12-02T16:36:12ZIsolation and characterization of a halophilic Modicisalibacter sp. strain Wilcox from produced water10.1038/s41598-021-86196-02045-2322https://doaj.org/article/4e59ee327fc447fa8455983ed4185ab82021-03-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-86196-0https://doaj.org/toc/2045-2322Abstract We report the isolation a halophilic bacterium that degrades both aromatic and aliphatic hydrocarbons as the sole sources of carbon at high salinity from produced water. Phylogenetic analysis of 16S rRNA-gene sequences shows the isolate is a close relative of Modicisalibacter tunisiensis isolated from an oil-field water in Tunisia. We designate our isolate as Modicisalibacter sp. strain Wilcox. Genome analysis of strain Wilcox revealed the presence of a repertoire of genes involved in the metabolism of aliphatic and aromatic hydrocarbons. Laboratory culture studies corroborated the predicted hydrocarbon degradation potential. The strain degraded benzene, toluene, ethylbenzene, and xylenes at salinities ranging from 0.016 to 4.0 M NaCl, with optimal degradation at 1 M NaCl. Also, the strain degraded phenol, benzoate, biphenyl and phenylacetate as the sole sources of carbon at 2.5 M NaCl. Among aliphatic compounds, the strain degraded n-decane and n-hexadecane as the sole sources of carbon at 2.5 M NaCl. Genome analysis also predicted the presence of many heavy metal resistance genes including genes for metal efflux pumps, transport proteins, and enzymatic detoxification. Overall, due to its ability to degrade many hydrocarbons and withstand high salt and heavy metals, strain Wilcox may prove useful for remediation of produced waters.William S. MarshBrenden W. HeiseMark J. KrzmarzickRobert W. MurdochBabu Z. FathepureNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-14 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
William S. Marsh
Brenden W. Heise
Mark J. Krzmarzick
Robert W. Murdoch
Babu Z. Fathepure
Isolation and characterization of a halophilic Modicisalibacter sp. strain Wilcox from produced water
description Abstract We report the isolation a halophilic bacterium that degrades both aromatic and aliphatic hydrocarbons as the sole sources of carbon at high salinity from produced water. Phylogenetic analysis of 16S rRNA-gene sequences shows the isolate is a close relative of Modicisalibacter tunisiensis isolated from an oil-field water in Tunisia. We designate our isolate as Modicisalibacter sp. strain Wilcox. Genome analysis of strain Wilcox revealed the presence of a repertoire of genes involved in the metabolism of aliphatic and aromatic hydrocarbons. Laboratory culture studies corroborated the predicted hydrocarbon degradation potential. The strain degraded benzene, toluene, ethylbenzene, and xylenes at salinities ranging from 0.016 to 4.0 M NaCl, with optimal degradation at 1 M NaCl. Also, the strain degraded phenol, benzoate, biphenyl and phenylacetate as the sole sources of carbon at 2.5 M NaCl. Among aliphatic compounds, the strain degraded n-decane and n-hexadecane as the sole sources of carbon at 2.5 M NaCl. Genome analysis also predicted the presence of many heavy metal resistance genes including genes for metal efflux pumps, transport proteins, and enzymatic detoxification. Overall, due to its ability to degrade many hydrocarbons and withstand high salt and heavy metals, strain Wilcox may prove useful for remediation of produced waters.
format article
author William S. Marsh
Brenden W. Heise
Mark J. Krzmarzick
Robert W. Murdoch
Babu Z. Fathepure
author_facet William S. Marsh
Brenden W. Heise
Mark J. Krzmarzick
Robert W. Murdoch
Babu Z. Fathepure
author_sort William S. Marsh
title Isolation and characterization of a halophilic Modicisalibacter sp. strain Wilcox from produced water
title_short Isolation and characterization of a halophilic Modicisalibacter sp. strain Wilcox from produced water
title_full Isolation and characterization of a halophilic Modicisalibacter sp. strain Wilcox from produced water
title_fullStr Isolation and characterization of a halophilic Modicisalibacter sp. strain Wilcox from produced water
title_full_unstemmed Isolation and characterization of a halophilic Modicisalibacter sp. strain Wilcox from produced water
title_sort isolation and characterization of a halophilic modicisalibacter sp. strain wilcox from produced water
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/4e59ee327fc447fa8455983ed4185ab8
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