Keyword search (4,163 papers available)

"Bioresour Technol" Category Publications:

Title Authors PubMed ID
1 Penicillium subrubescens adapts its enzyme production to the composition of plant biomass. Dilokpimol A, Peng M, Di Falco M, Chin A Woeng T, Hegi RMW, Granchi Z, Tsang A, Hildén KS, Mäkelä MR, de Vries RP 32408196
CSFG
2 Effect and ameliorative mechanisms of polyoxometalates on the denitrification under sulfonamide antibiotics stress. Guo H, Chen Z, Lu C, Guo J, Li H, Song Y, Han Y, Hou Y 32145698
ENCS
3 Effect of dissolved oxygen on simultaneous removal of ammonia, nitrate and phosphorus via biological aerated filter with sulfur and pyrite as composite fillers. Li Y, Guo J, Li H, Song Y, Chen Z, Lu C, Han Y, Hou Y 31704601
ENCS
4 Enhanced denitrification performance and biocatalysis mechanisms of polyoxometalates as environmentally-friendly inorganic redox mediators. Guo H, Chen Z, Guo J, Lu C, Song Y, Han Y, Li H, Hou Y 31344631
ENCS
5 Malbranchea cinnamomea: A thermophilic fungal source of catalytically efficient lignocellulolytic glycosyl hydrolases and metal dependent enzymes. Mahajan C, Basotra N, Singh S, Di Falco M, Tsang A, Chadha BS 26476165
CSFG
6 Evaluation of secretome of highly efficient lignocellulolytic Penicillium sp. Dal 5 isolated from rhizosphere of conifers. Rai R, Kaur B, Singh S, Di Falco M, Tsang A, Chadha BS 27341464
CSFG
7 Mycothermus thermophilus (Syn. Scytalidium thermophilum): Repertoire of a diverse array of efficient cellulases and hemicellulases in the secretome revealed Neha Basotra 27744242
CSFG
8 Identification of novel enzymes to enhance the ruminal digestion of barley straw Badhan A; Ribeiro GO; Jones DR; Wang Y; Abbott DW; Di Falco M; Tsang A; McAllister TA; 29621684
CSFG
9 Thermostable xylanases from thermophilic fungi and bacteria: Current perspective. Chadha BS, Kaur B, Basotra N, Tsang A, Pandey A 30679061
CSFG
10 Rapid of cultivation dissimilatory perchlorate reducing granular sludge and characterization of the granulation process. Yin P, Guo J, Xiao S, Chen Z, Song Y, Ren X 30640020
ENCS
11 A combined heterotrophic and sulfur-based autotrophic process to reduce high concentration perchlorate via anaerobic baffled reactors: Performance advantages of a step-feeding strategy. Li K, Guo J, Li H, Han Y, Chen Z, Song Y, Xing Y, Zhang C 30738356
ENCS

 

Title:Enhanced denitrification performance and biocatalysis mechanisms of polyoxometalates as environmentally-friendly inorganic redox mediators.
Authors:Guo HChen ZGuo JLu CSong YHan YLi HHou Y
Link:https://www.ncbi.nlm.nih.gov/pubmed/31344631?dopt=Abstract
DOI:10.1016/j.biortech.2019.121816
Publication:Bioresource technology
Keywords:DenitrificationElectron transferMicrobial communityPolyoxometalatesRedox mediators
PMID:31344631 Category:Bioresour Technol Date Added:2019-08-07
Dept Affiliation: ENCS
1 School of Environmental and Municipal Engineering, Tianjin Key Laboratory of Aquatic Science and Technology, Tianjin Chengjian University, Jinjing Road 26, Tianjin 300384, China.
2 Department of Building, Civil, and Environmental Engineering, Concordia University, 1455 de Maisonneuve Blvd. W, Montreal, Quebec, Canada.
3 School of Environmental and Municipal Engineering, Tianjin Key Laboratory of Aquatic Science and Technology, Tianjin Chengjian University, Jinjing Road 26, Tianjin 300384, China. Electronic address: jianbguo@163.com.
4 School of Environmental and Municipal Engineering, Tianjin Key Laboratory of Aquatic Science and Technology, Tianjin Chengjian University, Jinjing Road 26, Tianjin 300384, China. Electronic address: lucaicai2010@163.com.

Description:

Enhanced denitrification performance and biocatalysis mechanisms of polyoxometalates as environmentally-friendly inorganic redox mediators.

Bioresour Technol. 2019 Jul 16;291:121816

Authors: Guo H, Chen Z, Guo J, Lu C, Song Y, Han Y, Li H, Hou Y

Abstract

Polyoxometalates (POMs) used in chemical catalysis field were first explored their effect on the denitrification process. Experiments demonstrated that NO3--N reduction rate with 0.05?mM phosphomolybdic acid (PMo12) was approximately 3.93-fold higher than the PMo12-free system. Simultaneously, PMo12 also had positive effect on NO2--N reduction. Compared with the PMo12-free system, the solution resistance and oxidation-reduction potential were decreased, and the activation energy (Ea) was reduced by 51.84?kJ/mol. Besides, electron conductive substances in extracellular polymeric substances were stimulated by PMo12. NADH and riboflavin were enhanced to increase denitrification electron transport system activity. Higher microbial diversity and enrichment of Salmonella were observed in the PMo12-supplemented system. Based on the above analysis, the catalyzing mechanisms of PMo12 are proposed that PMo12 made it easier for electron transferring from electron donor to electron acceptor and shifted bacterial community structure. These findings may provide a promising strategy for nitrogen wastewater treatment.

PMID: 31344631 [PubMed - as supplied by publisher]





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