Deciphering the Driving Mechanism and Regulatory Strategies of Antibiotic Resistance Genes Transmission in Lead-Contaminated Soil Microbial Communities by Multiple Remediation Methods

Pb-contaminated soil poses inherent risks for the spread of antibiotic resistance genes (ARGs). However, few reports have investigated the distribution of lead resistance genes (LRGs), particularly their role in ARGs dynamics during Pb-contaminated soil remediation. This study explored the mechanism...

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Main Authors: Yafei Wang, Hang Yu, Lingwei Meng, Yuhui Cao, Zhihao Dong, Yushan Huang, Yimin Zhu, Qiao Ma, Xiaonan Liu, Wei Li
Format: Article
Language:English
Published: MDPI AG 2024-11-01
Series:Applied Sciences
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Online Access:https://www.mdpi.com/2076-3417/14/21/10077
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author Yafei Wang
Hang Yu
Lingwei Meng
Yuhui Cao
Zhihao Dong
Yushan Huang
Yimin Zhu
Qiao Ma
Xiaonan Liu
Wei Li
author_facet Yafei Wang
Hang Yu
Lingwei Meng
Yuhui Cao
Zhihao Dong
Yushan Huang
Yimin Zhu
Qiao Ma
Xiaonan Liu
Wei Li
author_sort Yafei Wang
collection DOAJ
description Pb-contaminated soil poses inherent risks for the spread of antibiotic resistance genes (ARGs). However, few reports have investigated the distribution of lead resistance genes (LRGs), particularly their role in ARGs dynamics during Pb-contaminated soil remediation. This study explored the mechanisms driving ARGs variation under different remediation strategies. The results indicated that an increase in the total abundance of ARGs after applying montmorillonite (Imvite), the composite remediation agents of MgO and Ca(H<sub>2</sub>PO<sub>4</sub>)<sub>2</sub> (MgO-Ca(H<sub>2</sub>PO<sub>4</sub>)<sub>2</sub>), and the composite remediation agents of montmorillonite, MgO, and Ca(H<sub>2</sub>PO<sub>4</sub>)<sub>2</sub> (Imvite-MgO-Ca(H<sub>2</sub>PO<sub>4</sub>)<sub>2</sub>). Bioelectrochemical systems (BES) effectively reduced ARGs abundance, and when combined with Imvite-MgO-Ca(H<sub>2</sub>PO<sub>4</sub>)<sub>2</sub>, lowered the risk of ARGs proliferation linked to antibiotic deactivation. Changes in Pb concentration and pH reshaped microbial communities, impacting both LRGs and ARGs. To reduce the risk of ARGs proliferation and transmission during, various control strategies, such as modifying Pb stress, adjusting pH, and manipulating microbial community structure, have been proposed. The study provided theoretical foundation and practical strategies for controlling ARGs dissemination during the remediation of heavy metal-contaminated soil.
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spelling doaj-art-1b6edb78ddb045358329f105d75b838e2024-11-08T14:34:21ZengMDPI AGApplied Sciences2076-34172024-11-0114211007710.3390/app142110077Deciphering the Driving Mechanism and Regulatory Strategies of Antibiotic Resistance Genes Transmission in Lead-Contaminated Soil Microbial Communities by Multiple Remediation MethodsYafei Wang0Hang Yu1Lingwei Meng2Yuhui Cao3Zhihao Dong4Yushan Huang5Yimin Zhu6Qiao Ma7Xiaonan Liu8Wei Li9Collaborative Innovation Center for Vessel Pollution Monitoring and Control, College of Environmental Sciences and Engineering, Dalian Maritime University, Dalian 116026, ChinaCollaborative Innovation Center for Vessel Pollution Monitoring and Control, College of Environmental Sciences and Engineering, Dalian Maritime University, Dalian 116026, ChinaSchool of Civil Engineering and Architecture, Northeast Electric Power University, Jilin 132012, ChinaCollaborative Innovation Center for Vessel Pollution Monitoring and Control, College of Environmental Sciences and Engineering, Dalian Maritime University, Dalian 116026, ChinaCollaborative Innovation Center for Vessel Pollution Monitoring and Control, College of Environmental Sciences and Engineering, Dalian Maritime University, Dalian 116026, ChinaCollaborative Innovation Center for Vessel Pollution Monitoring and Control, College of Environmental Sciences and Engineering, Dalian Maritime University, Dalian 116026, ChinaCollaborative Innovation Center for Vessel Pollution Monitoring and Control, College of Environmental Sciences and Engineering, Dalian Maritime University, Dalian 116026, ChinaCollaborative Innovation Center for Vessel Pollution Monitoring and Control, College of Environmental Sciences and Engineering, Dalian Maritime University, Dalian 116026, ChinaCollaborative Innovation Center for Vessel Pollution Monitoring and Control, College of Environmental Sciences and Engineering, Dalian Maritime University, Dalian 116026, ChinaCollaborative Innovation Center for Vessel Pollution Monitoring and Control, College of Environmental Sciences and Engineering, Dalian Maritime University, Dalian 116026, ChinaPb-contaminated soil poses inherent risks for the spread of antibiotic resistance genes (ARGs). However, few reports have investigated the distribution of lead resistance genes (LRGs), particularly their role in ARGs dynamics during Pb-contaminated soil remediation. This study explored the mechanisms driving ARGs variation under different remediation strategies. The results indicated that an increase in the total abundance of ARGs after applying montmorillonite (Imvite), the composite remediation agents of MgO and Ca(H<sub>2</sub>PO<sub>4</sub>)<sub>2</sub> (MgO-Ca(H<sub>2</sub>PO<sub>4</sub>)<sub>2</sub>), and the composite remediation agents of montmorillonite, MgO, and Ca(H<sub>2</sub>PO<sub>4</sub>)<sub>2</sub> (Imvite-MgO-Ca(H<sub>2</sub>PO<sub>4</sub>)<sub>2</sub>). Bioelectrochemical systems (BES) effectively reduced ARGs abundance, and when combined with Imvite-MgO-Ca(H<sub>2</sub>PO<sub>4</sub>)<sub>2</sub>, lowered the risk of ARGs proliferation linked to antibiotic deactivation. Changes in Pb concentration and pH reshaped microbial communities, impacting both LRGs and ARGs. To reduce the risk of ARGs proliferation and transmission during, various control strategies, such as modifying Pb stress, adjusting pH, and manipulating microbial community structure, have been proposed. The study provided theoretical foundation and practical strategies for controlling ARGs dissemination during the remediation of heavy metal-contaminated soil.https://www.mdpi.com/2076-3417/14/21/10077bioelectrochemical systemlead-contaminated soilantibiotic resistance geneslead resistance genesmicrobial community
spellingShingle Yafei Wang
Hang Yu
Lingwei Meng
Yuhui Cao
Zhihao Dong
Yushan Huang
Yimin Zhu
Qiao Ma
Xiaonan Liu
Wei Li
Deciphering the Driving Mechanism and Regulatory Strategies of Antibiotic Resistance Genes Transmission in Lead-Contaminated Soil Microbial Communities by Multiple Remediation Methods
Applied Sciences
bioelectrochemical system
lead-contaminated soil
antibiotic resistance genes
lead resistance genes
microbial community
title Deciphering the Driving Mechanism and Regulatory Strategies of Antibiotic Resistance Genes Transmission in Lead-Contaminated Soil Microbial Communities by Multiple Remediation Methods
title_full Deciphering the Driving Mechanism and Regulatory Strategies of Antibiotic Resistance Genes Transmission in Lead-Contaminated Soil Microbial Communities by Multiple Remediation Methods
title_fullStr Deciphering the Driving Mechanism and Regulatory Strategies of Antibiotic Resistance Genes Transmission in Lead-Contaminated Soil Microbial Communities by Multiple Remediation Methods
title_full_unstemmed Deciphering the Driving Mechanism and Regulatory Strategies of Antibiotic Resistance Genes Transmission in Lead-Contaminated Soil Microbial Communities by Multiple Remediation Methods
title_short Deciphering the Driving Mechanism and Regulatory Strategies of Antibiotic Resistance Genes Transmission in Lead-Contaminated Soil Microbial Communities by Multiple Remediation Methods
title_sort deciphering the driving mechanism and regulatory strategies of antibiotic resistance genes transmission in lead contaminated soil microbial communities by multiple remediation methods
topic bioelectrochemical system
lead-contaminated soil
antibiotic resistance genes
lead resistance genes
microbial community
url https://www.mdpi.com/2076-3417/14/21/10077
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