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蜂群中谷氨酸S转移酶基因的环境压力诱导的功能和表达动态

Yaohui Li¹, Linxuan Xie¹, Xiangyou Tang¹

¹College of Life Sciences, Chongqing Normal University, Chongqing, China; Key Laboratory of Pollinator Resources Conservation and Utilization of the Upper Yangtze River, Ministry of Agriculture and Rural Affairs, Chongqing, China; Chongqing Key Laboratory of Vector Control and Utilization, Chongqing, China.

Pesticide biochemistry and physiology

|September 7, 2025

概括

蜂类谷氨酸S转移酶 (GSTs) 对抗氧化剂防御至关重要. 这项研究确定了13个物种的146个GST基因,揭示了它们在保护蜜蜂免受农药和重金属等环境压力因素的各种作用.

科学领域:

动物学动物学
基因组学就是基因组学.
环境科学环境科学

背景情况:

蜜蜂是重要的授粉者,面临环境压力因素的威胁,导致氧化压力.
谷氨S转移酶 (GSTs) 对于生物体的抗氧化防御和排毒至关重要.
对蜜蜂GST基因家族及其应激反应的系统研究是有限的.

研究的目的:

在13种蜜蜂物种中进行细胞质GST基因的全基因组分析.
研究蜜蜂GSTs的酶活性和抗氧化反应.
了解GST在蜜蜂应激耐受性中的适应性作用,并为保护工作提供信息.

主要方法:

在13种蜜蜂物种中全基因组识别细胞质GST基因.
合成分析以评估基因保存.
在Apis mellifera的GST蛋白质上进行酶活性测定和应激反应实验.

主要成果:

确定了146个细胞质GST基因,其中Delta和Sigma作为主要的子类.
证明了Apis mellifera GSTs保存的基因结构和酶活性.
揭示了GST对过氧化,,温度,伊米达克洛普里德和菲普罗尼尔的多种抗氧化反应.

结论:

蜜蜂GST基因家族在应对各种环境压力因素方面表现出功能多样性.
这项研究为GSTs在蜜蜂应激反应中的适应性作用提供了分子洞察力.
这些发现为蜜蜂保护和与环境污染物相关的风险评估提供了基础.

关键词:

蜜蜂蜜蜂蜜蜂是一个环境压力环境压力谷氨酸S转移酶是一种S转移酶.杀虫剂是一种杀虫剂.

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