Keyword search (4,163 papers available)

"Zhang W" Authored Publications:

Title Authors PubMed ID
1 Establishing work productivity loss norms: Absenteeism and presenteeism in a Canadian working population Zhang W; Qian H; L' Heureux J; Johns G; Koehoorn M; Woodcock S; 41469277
JMSB
2 Fe/GMP functional nanomaterial enhancing the denitrification efficiency by bi-signal regulation: Electron transfer and microbial community Hao Y; Guo T; Li H; Liu W; Chen Z; Zhang W; Wang X; Guo J; 39326537
ENCS
3 Nonsingleton Gaussian type-3 fuzzy system with fractional order NTSMC for path tracking of autonomous cars Taghavifar H; Mohammadzadeh A; Zhang W; Zhang C; 38160078
ENCS
4 How to present work productivity loss results from clinical trials for patients and caregivers? A mixed methods approach L' Heureux J; McTaggart-Cowan H; Johns G; Chen L; Steiner T; Tocher P; Sun H; Zhang W; 37276772
JMSB

 

Title:Fe/GMP functional nanomaterial enhancing the denitrification efficiency by bi-signal regulation: Electron transfer and microbial community
Authors:Hao YGuo TLi HLiu WChen ZZhang WWang XGuo J
Link:https://pubmed.ncbi.nlm.nih.gov/39326537/
DOI:10.1016/j.biortech.2024.131533
Publication:Bioresource technology
Keywords:Electron transferExogenous signaling moleculeMicrobial community regulationNitrate bioreductionRedox signalRepeater function
PMID:39326537 Category: Date Added:2024-09-27
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 School of Civil Engineering and Architecture, Taizhou University, Taizhou 318000, China.
3 Department of Building, Civil, and Environmental Engineering, Concordia University, 1455 de Maisonneuve Blvd. W. Montreal, Quebec, Canada.
4 School of Civil Engineering and Architecture, Taizhou University, Taizhou 318000, China. Electronic address: wangxiaoping624@163.com.
5 School of Civil Engineering and Architecture, Taizhou University, Taizhou 318000, China. Electronic address: jianbguo@163.com.

Description:

A novel functional nanomaterial composed of guanosine monophosphate (GMP) and Fe enhanced denitrification efficiency by regulating electron transfer and microbial community. Fe/GMP enhanced nitrate (NO3-) degradation rates by 3.00-fold in serum vial batch experiments, with a rate constant of 17.39 mg/(L·h) in sequencing batch reactor. Fe/GMP-mediated interface promoted the secretion of redox-active substances in the extracellular polymeric substances to enhance the extracellular electron transfer. Specifically, Fe/GMP regulated electron transfer and metabolism activity by dynamic conversion of Fe3+/Fe2+ redox signal. Additionally, enzyme activity assays verified the optimized electron distribution function of Fe/GMP and thus enhanced intracellular electron transfer. High-throughput sequencing confirmed Fe/GMP selectively enriched microorganisms (especially Thauera 50.70 %). The tetraethylammonium stress experiment demonstrated Fe/GMP as an exogenous signaling molecule to restore microbial communication for microbial community regulation. The study proposes a multifaceted synergistic mechanism based on the repeater function of Fe/GMP in denitrification and offers insights for practical applications.





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