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Biotechnological potential of bacillus salmalaya 139si: A novel strain for remediating water polluted with crude oil waste

Environmental contamination by petroleum hydrocarbons, mainly crude oil waste from refineries, is becoming prevalent worldwide. This study investigates the bioremediation of water contaminated with crude oil waste. Bacillus salamalaya 139SI, a bacterium isolated from a private farm soil in the Kuala...

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Main Authors: Ismail, S., Dadrasnia, A.
Format: Article
Published: Public Library of Science 2015
Subjects:
Q Science (General)
QH Natural history
Online Access:http://eprints.um.edu.my/14506/
http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0120931
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spelling my.um.eprints.145062015-12-30T04:07:33Z http://eprints.um.edu.my/14506/ Biotechnological potential of bacillus salmalaya 139si: A novel strain for remediating water polluted with crude oil waste Ismail, S. Dadrasnia, A. Q Science (General) QH Natural history Environmental contamination by petroleum hydrocarbons, mainly crude oil waste from refineries, is becoming prevalent worldwide. This study investigates the bioremediation of water contaminated with crude oil waste. Bacillus salamalaya 139SI, a bacterium isolated from a private farm soil in the Kuala Selangor in Malaysia, was found to be a potential degrader of crude oil waste. When a microbial population of 108 CFU ml-1 was used, the 139SI strain degraded 79% and 88% of the total petroleum hydrocarbons after 42 days of incubation in mineral salt media containing 2% and 1% of crude oil waste, respectively, under optimum conditions. In the uninoculated medium containing 1% crude oil waste, 6% was degraded. Relative to the control, the degradation was significantly greater when a bacteria count of 99 × 108 CFU ml-1 was added to the treatments polluted with 1% oil. Thus, this isolated strain is useful for enhancing the biotreatment of oil in wastewater. Public Library of Science 2015 Article PeerReviewed Ismail, S. and Dadrasnia, A. (2015) Biotechnological potential of bacillus salmalaya 139si: A novel strain for remediating water polluted with crude oil waste. PLoS ONE, 10 (4). e0120931. ISSN 1932-6203 http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0120931 DOI: 10.1371/journal.pone.0120931
institution Universiti Malaya
building UM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaya
content_source UM Research Repository
url_provider http://eprints.um.edu.my/
topic Q Science (General)
QH Natural history
spellingShingle Q Science (General)
QH Natural history
Ismail, S.
Dadrasnia, A.
Biotechnological potential of bacillus salmalaya 139si: A novel strain for remediating water polluted with crude oil waste
description Environmental contamination by petroleum hydrocarbons, mainly crude oil waste from refineries, is becoming prevalent worldwide. This study investigates the bioremediation of water contaminated with crude oil waste. Bacillus salamalaya 139SI, a bacterium isolated from a private farm soil in the Kuala Selangor in Malaysia, was found to be a potential degrader of crude oil waste. When a microbial population of 108 CFU ml-1 was used, the 139SI strain degraded 79% and 88% of the total petroleum hydrocarbons after 42 days of incubation in mineral salt media containing 2% and 1% of crude oil waste, respectively, under optimum conditions. In the uninoculated medium containing 1% crude oil waste, 6% was degraded. Relative to the control, the degradation was significantly greater when a bacteria count of 99 × 108 CFU ml-1 was added to the treatments polluted with 1% oil. Thus, this isolated strain is useful for enhancing the biotreatment of oil in wastewater.
format Article
author Ismail, S.
Dadrasnia, A.
author_facet Ismail, S.
Dadrasnia, A.
author_sort Ismail, S.
title Biotechnological potential of bacillus salmalaya 139si: A novel strain for remediating water polluted with crude oil waste
title_short Biotechnological potential of bacillus salmalaya 139si: A novel strain for remediating water polluted with crude oil waste
title_full Biotechnological potential of bacillus salmalaya 139si: A novel strain for remediating water polluted with crude oil waste
title_fullStr Biotechnological potential of bacillus salmalaya 139si: A novel strain for remediating water polluted with crude oil waste
title_full_unstemmed Biotechnological potential of bacillus salmalaya 139si: A novel strain for remediating water polluted with crude oil waste
title_sort biotechnological potential of bacillus salmalaya 139si: a novel strain for remediating water polluted with crude oil waste
publisher Public Library of Science
publishDate 2015
url http://eprints.um.edu.my/14506/
http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0120931
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score 13.211869

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