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虫对不同土壤植物系统中抗生素耐药性基因的影响

Yuan Zhang¹, Wencheng He², Xincheng Shi²

¹College of Environmental Science and Engineering, Suzhou University of Science and Technology, Suzhou, 215009, China. yuanzhang_1001@mail.usts.edu.cn.

Environmental science and pollution research international

|April 29, 2024

概括

虫通过减少抗生素耐药性基因 (ARG) 和改变各种植物相关环境中的细菌群体,影响土壤健康. 这些由细菌社区转移驱动的变化,为管理环境风险提供了洞察力.

科学领域:

环境科学环境科学
微生物学微生物学
土壤生态学土壤生态学

背景情况:

虫对土壤生态系统有很大的影响.
了解它们对抗生素耐药性基因 (ARG) 和不同土壤区的细菌群落的影响至关重要.

研究的目的:

为了研究虫如何影响ARG的丰富性和细菌社区结构在五个不同的环境:非树枝球土壤,树枝球土壤,植物圈,根内植物,和虫肠.
确定细菌群体结构和土虫影响下的ARG水平之间的关系.

主要方法:

实时定量PCR (qPCR) 用于量化ARG (四环素,硫胺,醇).
高通量16S rRNA测序分析了细菌社区结构.
冗余分析 (RDA) 评估了细菌群落对ARG的影响.

主要成果:

虫降低了非树叶球土壤,根内植物 (土壤-卷心菜系统) 和树叶球土壤 (土壤-菜系统) 中的ARG的绝对丰度.
虫活动改变了细菌社区结构,特别是蛋白质细菌和蓝藻细菌,在植物圈和根内植物中.
细菌社区的转移被确定为ARG变化的主要驱动因素.

结论:

虫可以减轻土壤植物系统中ARG的传播.
细菌群落中虫诱导的变化,如菌的增加,与特定的ARG (例如,sul3) 有关.
这项研究为控制ARG扩散和减少农业环境中的环境风险的战略提供了基础.

关键词:

绝对的丰富是绝对的丰富抗生素耐药性基因是抗生素耐药性的基因.细菌社区的细菌社区虫是地球上的虫.根内植物根内植物土壤植物系统土壤植物系统

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