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Open AccessJournal ArticleDOI

Natural sphalerite nanoparticles can accelerate horizontal transfer of plasmid-mediated antibiotic-resistance genes.

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TLDR
The present work studied the effects of natural sphalerite nanoparticles on the horizontal transfer of ARGs from Escherichia coli DH5α (CTX) to E. coli C600 (Sm) (recipient), and their underlying mechanisms, offering new mechanistic understanding of risks of bacterial resistance resulting from NS.
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This article is published in Environment International.The article was published on 2020-03-01 and is currently open access. It has received 67 citations till now. The article focuses on the topics: Escherichia coli & Plasmid.

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Journal ArticleDOI

Effects of emerging pollutants on the occurrence and transfer of antibiotic resistance genes: A review

TL;DR: A comprehensive review of the effects and intrinsic mechanisms of EPs, including microplastics, engineered nanomaterials, disinfection byproducts, pharmaceuticals, and personal care products, on the occurrence and dissemination of ARGs is presented in this paper.
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Pollution profiles of antibiotic resistance genes associated with airborne opportunistic pathogens from typical area, Pearl River Estuary and their exposure risk to human

TL;DR: The presence of opportunistic pathogens and diversity of ARGs strengthens the call to consider the bioaerosol in air quality monitoring and risk assessment in the future.
Journal ArticleDOI

Impact factors of the accumulation, migration and spread of antibiotic resistance in the environment

TL;DR: The sensitive factors affecting the distribution and spread of antibiotic resistance through three aspects are revealed: the influencing factors of horizontal gene transfer, the host bacteria of resistance genes and the migration of antibiotics resistance between environmental media.
Journal ArticleDOI

Bacterial response mechanism during biofilm growth on different metal material substrates: EPS characteristics, oxidative stress and molecular regulatory network analysis

TL;DR: Bacteria proliferated when they grew on stainless steel (SS) and titanium sheet (Ti), quickly developing into bacterial biofilms, and almost all tested metal transporter-related genes were upregulated by 2-11 folds on Cu, which were higher than on other substrates.
References
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Journal ArticleDOI

Oxidative stress in bacteria and protein damage by reactive oxygen species.

TL;DR: This paper reviews major key points in the generation of reactive oxygen species in bacteria, defense mechanisms and genetic responses to oxidative stress, with special attention to oxidative damage to proteins.
Journal ArticleDOI

Oxidative stress responses in Escherichia coli and Salmonella typhimurium.

TL;DR: The products of Oxy-R- and SoxRS-regulated genes, such as catalases and superoxide dismutases, are involved in the prevention of oxidative damage, whereas others play a role in the repair of oxidativeDamage.
Journal ArticleDOI

SOS response promotes horizontal dissemination of antibiotic resistance genes

TL;DR: The ‘SOS response’ to DNA damage alleviates this repression, increasing the expression of genes necessary for SXT transfer and hence the frequency of transfer, and presents a mechanism by which therapeutic agents can promote the spread of antibiotic resistance genes.
Journal ArticleDOI

The interplay of microbially mediated and abiotic reactions in the biogeochemical Fe cycle

TL;DR: The major microbially mediated and abiotic reactions in the biogeochemical Fe cycle are discussed and an integrated overview of biotic and chemically mediated redox transformations is provided.
Book

Horizontal Gene Exchange in Environmental Microbiota

TL;DR: A brief account of the occurrence and diversity of MGEs in natural ecosystems and of the environmental factors that may affect MGE-mediated HGT is given.
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