Degradation of azo dye by bacterium, Alishewanella sp. CBL-2 isolated from industrial effluent and its potential use in decontamination of wastewater

In the present study, Alishewanella sp. CBL-2 was characterized on the basis of biochemical and 16S rRNA sequencing. The bacterium was found to decolorize 83% Sumifex Tourqi blue within a period of 6 days at 37 °C and pH 7. The predominant form of the enzyme was found to be extracellular (78%) as co...

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Main Authors: Mehvish Ajaz, Amina Elahi, Abdul Rehman
Format: Article
Language:English
Published: IWA Publishing 2018-12-01
Series:Journal of Water Reuse and Desalination
Subjects:
Online Access:http://jwrd.iwaponline.com/content/8/4/507
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author Mehvish Ajaz
Amina Elahi
Abdul Rehman
author_facet Mehvish Ajaz
Amina Elahi
Abdul Rehman
author_sort Mehvish Ajaz
collection DOAJ
description In the present study, Alishewanella sp. CBL-2 was characterized on the basis of biochemical and 16S rRNA sequencing. The bacterium was found to decolorize 83% Sumifex Tourqi blue within a period of 6 days at 37 °C and pH 7. The predominant form of the enzyme was found to be extracellular (78%) as compared to intracellular (16%). The breakdown of azo bond was confirmed through thin layer chromatography (TLC) analysis as new bands and peaks were observed in chromatograms of extracted metabolites of decolorized samples. Growth of beneficial microbial fauna in the presence of bacterial decolorized wastewater indicates that this wastewater is safe for the survival of microorganisms. High bioremediation potential makes Alishewanella sp. CBL-2 an impending foundation for green chemistry to remove azo dyes from industrial wastewater.
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spelling doaj.art-b0de596204a847859a56c534ce14ef402022-12-21T17:50:29ZengIWA PublishingJournal of Water Reuse and Desalination2220-13192408-93702018-12-018450751510.2166/wrd.2018.065065Degradation of azo dye by bacterium, Alishewanella sp. CBL-2 isolated from industrial effluent and its potential use in decontamination of wastewaterMehvish Ajaz0Amina Elahi1Abdul Rehman2 Department of Microbiology and Molecular Genetics, University of the Punjab, New Campus, Lahore 54590, Pakistan Department of Microbiology and Molecular Genetics, University of the Punjab, New Campus, Lahore 54590, Pakistan Department of Microbiology and Molecular Genetics, University of the Punjab, New Campus, Lahore 54590, Pakistan In the present study, Alishewanella sp. CBL-2 was characterized on the basis of biochemical and 16S rRNA sequencing. The bacterium was found to decolorize 83% Sumifex Tourqi blue within a period of 6 days at 37 °C and pH 7. The predominant form of the enzyme was found to be extracellular (78%) as compared to intracellular (16%). The breakdown of azo bond was confirmed through thin layer chromatography (TLC) analysis as new bands and peaks were observed in chromatograms of extracted metabolites of decolorized samples. Growth of beneficial microbial fauna in the presence of bacterial decolorized wastewater indicates that this wastewater is safe for the survival of microorganisms. High bioremediation potential makes Alishewanella sp. CBL-2 an impending foundation for green chemistry to remove azo dyes from industrial wastewater.http://jwrd.iwaponline.com/content/8/4/507Alishewanella sp. CBL-2azo dyedecolorizationTLC
spellingShingle Mehvish Ajaz
Amina Elahi
Abdul Rehman
Degradation of azo dye by bacterium, Alishewanella sp. CBL-2 isolated from industrial effluent and its potential use in decontamination of wastewater
Journal of Water Reuse and Desalination
Alishewanella sp. CBL-2
azo dye
decolorization
TLC
title Degradation of azo dye by bacterium, Alishewanella sp. CBL-2 isolated from industrial effluent and its potential use in decontamination of wastewater
title_full Degradation of azo dye by bacterium, Alishewanella sp. CBL-2 isolated from industrial effluent and its potential use in decontamination of wastewater
title_fullStr Degradation of azo dye by bacterium, Alishewanella sp. CBL-2 isolated from industrial effluent and its potential use in decontamination of wastewater
title_full_unstemmed Degradation of azo dye by bacterium, Alishewanella sp. CBL-2 isolated from industrial effluent and its potential use in decontamination of wastewater
title_short Degradation of azo dye by bacterium, Alishewanella sp. CBL-2 isolated from industrial effluent and its potential use in decontamination of wastewater
title_sort degradation of azo dye by bacterium alishewanella sp cbl 2 isolated from industrial effluent and its potential use in decontamination of wastewater
topic Alishewanella sp. CBL-2
azo dye
decolorization
TLC
url http://jwrd.iwaponline.com/content/8/4/507
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