Understanding azo dye anaerobic bio-decolorization with artificial redox mediator supplement: Considering the methane production

Understanding azo dye anaerobic bio-decolorization with artificial redox mediator supplement:... Bioresource Technology 249 (2018) 799–808 Contents lists available at ScienceDirect Bioresource Technology journal homepage: www.elsevier.com/locate/biortech Understanding azo dye anaerobic bio-decolorization with artificial redox mediator supplement: Considering the methane production a a,b, a a a Ruobin Dai , Xiaoguang Chen , Xinyi Xiang , Yu Wang , Fengbo Wang College of Environmental Science and Engineering, Donghua University, Shanghai 201620, China State Environmental Protection Engineering Center for Pollution Treatment and Control in Textile Industry, Shanghai 201620, China GR APHICAL A BSTRACT ARTICLE I NFO ABSTRACT Keywords: Artificial redox mediators (ARM) have been proven to accelerate the azo dye anaerobic bio-reduction (ADAB) Electron shuttle but the mechanisms involved are still unclear. Previous studies do seldom focus on the production of methane Inhibitory effect during the ADAB, particularly if supplemented with ARM. Our studies revealed that the supplement of ARM Competition could significantly accelerate the decolorization rate, recover the inhibited methanogenesis and decrease ex- Microbial community tracellular polymeric substance secretion in an ADAB system. Supplement of an ARM only enhanced the pre- High-throughput sequencing existing metabolic pathway of the ADAB system. Significant differences in metabolic pathway and microbial Optimization community were found between traditional methanogenic system and ADAB system by high-throughput se- quencing http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Bioresource Technology Elsevier

Understanding azo dye anaerobic bio-decolorization with artificial redox mediator supplement: Considering the methane production

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Publisher
Elsevier
Copyright
Copyright © 2017 Elsevier Ltd
ISSN
0960-8524
D.O.I.
10.1016/j.biortech.2017.10.072
Publisher site
See Article on Publisher Site

Abstract

Bioresource Technology 249 (2018) 799–808 Contents lists available at ScienceDirect Bioresource Technology journal homepage: www.elsevier.com/locate/biortech Understanding azo dye anaerobic bio-decolorization with artificial redox mediator supplement: Considering the methane production a a,b, a a a Ruobin Dai , Xiaoguang Chen , Xinyi Xiang , Yu Wang , Fengbo Wang College of Environmental Science and Engineering, Donghua University, Shanghai 201620, China State Environmental Protection Engineering Center for Pollution Treatment and Control in Textile Industry, Shanghai 201620, China GR APHICAL A BSTRACT ARTICLE I NFO ABSTRACT Keywords: Artificial redox mediators (ARM) have been proven to accelerate the azo dye anaerobic bio-reduction (ADAB) Electron shuttle but the mechanisms involved are still unclear. Previous studies do seldom focus on the production of methane Inhibitory effect during the ADAB, particularly if supplemented with ARM. Our studies revealed that the supplement of ARM Competition could significantly accelerate the decolorization rate, recover the inhibited methanogenesis and decrease ex- Microbial community tracellular polymeric substance secretion in an ADAB system. Supplement of an ARM only enhanced the pre- High-throughput sequencing existing metabolic pathway of the ADAB system. Significant differences in metabolic pathway and microbial Optimization community were found between traditional methanogenic system and ADAB system by high-throughput se- quencing

Journal

Bioresource TechnologyElsevier

Published: Feb 1, 2018

References

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