吴静,刘翔宇,胡小婕,凌婉婷.土壤-蔬菜系统中抗生素抗性基因的迁移与消减[J].农业环境科学学报,2025,44(3):605-616. |
土壤-蔬菜系统中抗生素抗性基因的迁移与消减 |
Migration and reduction of antibiotic resistance genes in soil-vegetable systems |
投稿时间:2024-12-26 |
DOI:10.11654/jaes.2024-1148 |
中文关键词: 抗生素抗性基因 抗性菌 水平基因转移 消减方法 土壤-蔬菜系统 |
英文关键词: antibiotic resistance genes resistant bacteria horizontal gene transfer reduction methods soil-vegetable systems |
基金项目:国家自然科学基金项目(42477026,42261144738) |
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中文摘要: |
抗生素抗性基因(Antibiotic resistance genes,ARGs)在土壤-蔬菜系统中传播会威胁生态环境和蔬菜质量安全,同时食用含有ARGs的蔬菜会进一步危害人体健康。本文重点综述了ARGs在土壤-蔬菜系统中的迁移过程及其机制,迁移过程涉及微生物菌群间的交互作用,解析了影响ARGs在土壤-蔬菜系统中传播和扩散的因素,包括抗生素的选择压力、非抗生素污染物、土壤类型、蔬菜种类等,系统总结了现有的土壤ARGs的消减方法,主要包括通过堆肥从源头消减ARGs输入、生物消减、物理化学消减(如添加土壤改良剂等)。最后,基于当下研究的不足,提出了ARGs在迁移机制、影响因素、消减方法3个方面的未来研究方向,以期为土壤-蔬菜系统中ARGs风险防控提供依据。 |
英文摘要: |
The spread of antibiotic resistance genes(ARGs)in the soil-vegetable systems threatens ecological environments and the safety of vegetable quality. Additionally, consuming vegetables containing ARGs can further endanger human health. This paper provides a comprehensive review of the migration processes and mechanisms of ARGs in soil-vegetable systems. The migration process involves interactions between microbial communities. The paper analyzes the factors influencing the spread and diffusion of ARGs in soil-vegetable systems, including antibiotic selective pressure, non-antibiotic pollutants, soil types, and vegetable varieties. It systematically summarizes the current methods for reducing ARGs in the soil, primarily including source reduction of ARGs input through composting, biological reduction, and physicochemical reduction(such as the addition of soil amendments). Finally, based on the current research gaps, the paper proposes future research directions regarding the migration mechanisms, influencing factors, and reduction methods of ARGs, aiming to provide a basis for risk prevention and control of ARGs in soil-vegetable systems. |
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