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水产养殖环境中抗生素抗性基因(ARGs)的研究及进展
  • 期刊名称:生态毒理学报, 4(6): 770-779.
  • 时间:0
  • 页码:770-779
  • 语言:中文
  • 分类:X978.1[环境科学与工程—安全科学] X171.5[环境科学与工程—环境科学]
  • 作者机构:[1]南开大学环境科学与工程学院,环境污染控制过程与基准教育部重点实验室,天津300071, [2]天津市城市生态环境修复与污染防治重点实验室,天津300071, [3]沈阳药科大学生命科学与生物制药学院,沈阳100016
  • 相关基金:国家自然科学基金(No.20777041;No.30870363); 天津市自然科学基金(No.08JCYBJC02700)
  • 相关项目:典型区域抗生素抗性基因的污染特征及环境行为研究
作者: 罗义|
中文摘要:

抗生素在现阶段的水产养殖中具有不可替代的作用,但长期滥用抗生素会诱导水生动物体内产生携带抗性基因(ARGs)的细菌株,尤其是多重耐药性菌株的产生将使得各种疾病的治疗更加棘手.抗性基因一旦被排泄到水产环境中不仅会对养殖区域和周围的环境造成潜在的基因污染,而且还会通过各种可移动遗传元件如质粒、转座子、整合子等的水平迁移作用进入其他致病菌和环境细菌中,对人类的健康安全构成潜在的威胁.论文对抗生素抗性基因在水产养殖业中的来源、污染现状、潜在的传播途径和相关的检测方法进行了综述,指出了开展水产养殖业中抗生素抗性基因污染研究的必要性,建议政府和有关部门尽快进行水产养殖业抗生素抗性基因的污染机理与控制对策研究.

英文摘要:

Antibiotics play a non -substitutable role in modern aquaculture. However, long term heavy use of antibiotics will contribute to the occurrence of resistant isolates that harbor antibiotics resistant genes (ARGs)in aquatic animals. Especially, the emergence of multidrug resistant isolates will make the treatment of various diseases tougher. If ARGs are released into the environment, they will not only cause a potential genetic pollution in the cultural area and its surroundings, but also will enter other pathogens and environmental bacteria via mobile genetic elements such as plasmids, transposons and integrons, which are dangerous to public health. The potential sources, current situation of pollution, exposure pathway and transport of ARGs as well as the related detection methods were discussed in this paper. The necessity of carrying out the research of ARGs in aquaculture and studies on pollution mechanism and control of ARGs in the aquaculture were also pointed out.

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