Degradation of tetracycline antibiotics by Arthrobacter nicotianae OTC-16.

Antibiotic resistant genes Biodegradation Degradation pathway Oxytetracycline Soil

Journal

Journal of hazardous materials
ISSN: 1873-3336
Titre abrégé: J Hazard Mater
Pays: Netherlands
ID NLM: 9422688

Informations de publication

Date de publication:
05 02 2021
Historique:
received: 21 03 2020
revised: 04 08 2020
accepted: 12 09 2020
entrez: 3 12 2020
pubmed: 4 12 2020
medline: 15 5 2021
Statut: ppublish

Résumé

Microbial degradation is an important option for combating antibiotic pollution. Arthrobacter nicotianae OTC-16 was isolated as a novel tetracycline-degrading bacterium, which could degrade oxytetracycline/tetracycline (OTC/TET). Toxicity assessment indicated that this bacterium effectively converted OTC into byproducts with less toxicity to bacterial and algal indicators. Six degradation products of OTC were tentatively identified, and a potential biotransformation pathway was proposed that includes decarbonylation, reduction, and dehydration. Bioaugmentation of TC removal with this bacterium was further studied in various matrices. In aqueous media, strain OTC-16 accelerated OTC removal over a temperature range of 20-35 ℃, pH range of 6.0-9.0, and OTC concentration range of 25-150 mg L

Identifiants

pubmed: 33265032
pii: S0304-3894(20)31986-5
doi: 10.1016/j.jhazmat.2020.123996
pii:
doi:

Substances chimiques

Anti-Bacterial Agents 0
Manure 0
Tetracycline F8VB5M810T
Oxytetracycline X20I9EN955

Types de publication

Journal Article Research Support, Non-U.S. Gov't

Langues

eng

Sous-ensembles de citation

IM

Pagination

123996

Informations de copyright

Copyright © 2020 Elsevier B.V. All rights reserved.

Auteurs

Yanke Shi (Y)

College of Forest and Biotechnology, Zhejiang A & F University, Hangzhou 311300, China; The Institute of Environment, Resources, Soil and Fertilizers, Zhejiang Academy of Agricultural Sciences, Hangzhou 310021, China. Electronic address: 15957137659@163.com.

Hui Lin (H)

The Institute of Environment, Resources, Soil and Fertilizers, Zhejiang Academy of Agricultural Sciences, Hangzhou 310021, China. Electronic address: linhui@zaas.ac.cn.

Junwei Ma (J)

The Institute of Environment, Resources, Soil and Fertilizers, Zhejiang Academy of Agricultural Sciences, Hangzhou 310021, China. Electronic address: majw@zaas.ac.cn.

Rongrong Zhu (R)

College of Forest and Biotechnology, Zhejiang A & F University, Hangzhou 311300, China; The Institute of Environment, Resources, Soil and Fertilizers, Zhejiang Academy of Agricultural Sciences, Hangzhou 310021, China. Electronic address: 734632819@qq.com.

Wanchun Sun (W)

The Institute of Environment, Resources, Soil and Fertilizers, Zhejiang Academy of Agricultural Sciences, Hangzhou 310021, China. Electronic address: sunwc@zaas.ac.cn.

Xiaoyan Lin (X)

China National Rice Research Institute, Hangzhou 310006, China. Electronic address: fzhlxy@126.com.

Jin Zhang (J)

The Institute of Environment, Resources, Soil and Fertilizers, Zhejiang Academy of Agricultural Sciences, Hangzhou 310021, China. Electronic address: ppzj91@163.com.

Huabao Zheng (H)

College of Environmental and Resource Sciences, State Key Laboratory of Subtropical Silviculture, Zhejiang A & F University, Hangzhou 311300, China. Electronic address: zhenghuabao@zafu.edu.cn.

Xin Zhang (X)

College of Forest and Biotechnology, Zhejiang A & F University, Hangzhou 311300, China. Electronic address: zhangxins@126.com.

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Classifications MeSH