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http://localhost:8080/xmlui/handle/123456789/2296| Title: | Achromobacter denitrificans strain SP1 efficiently remediates di(2-ethylhexyl)phthalate |
| Authors: | Pradeep, S Sarath Josh, M K Binod, P Sudha Devi, R Balachandran, S Anderson, R C Benchamin, S |
| Keywords: | Achromobacterdenitrificans; SP1 Biodegradation Responsesurfacemethodology Blood storagebag ;DEHP PVC |
| Issue Date: | Jan-2015 |
| Publisher: | Elsevier |
| Citation: | Ecotoxicology and Environmental Safety 112:114-121,Feb,2015 |
| Abstract: | This studydescribeshow Achromobacterdenitrificans strainSP1,anovelisolatefromheavilyplastics- contaminated sewagesludgeefficiently consumedthehazardousplasticizer,di(2-ethylhexyl)phthalate (DEHP) ascarbonsourcesupplementedinasimplebasalsaltmedium(BSM).Responsesurfacemeth- odology wasemployedforthestatisticaloptimizationoftheprocessparameterssuchastemperature (32 °C), agitation(200rpm),DEHPconcentration(10mM),time(72h)andpH(8.0).Attheseoptimized conditions, experimentallyobservedDEHPdegradationwas63%,whilethepredictedvaluewas59.2%; and thecorrelationcoefficient betweenthemwas0.998, i.e., highlysignificant and fit tothepredicted model. EmployingGC–MS analysis,thedegradationpathwaywaspartiallydeducedwithintermediates such asmono(2-ethylhexyl)phthalateand2-ethylhexanol.Briefly,this first reportdescribes A.deni- trificans strainSP1asahighlyefficient bacteriumforcompletelyremediatingthehazardousDEHP (10mM)in96hinBSM(50%consumedin60h),whichoffersgreatpotentialsforefficiently cleaningthe DEHP-contaminatedenvironmentssuchassoil,sedimentsandwateruponitsdeployment |
| URI: | http://hdl.handle.net/123456789/2296 |
| Appears in Collections: | 2015 |
Files in This Item:
| File | Description | Size | Format | |
|---|---|---|---|---|
| pradeep-achromobacter.pdf Restricted Access | 2.58 MB | Adobe PDF | View/Open Request a copy |
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