通过宿主生理学,免疫功能和肠道微生物群对蜜蜂的阿巴麦丁纳米囊的影响
Dezheng Guo1, Ying Wang2, Zhongyu Li1
1College of Life Sciences, Shandong Agricultural University, Taian, Shandong 271018, People's Republic of China.
The Science of the total environment
|April 26, 2024
概括
阿巴麦丁纳米囊 (AbaNCs) 通过破坏肠道细菌和降低消化酶来伤害蜜蜂. 这项研究强调了纳米杀虫剂对重要授粉者的风险.
科学领域:
- 环境科学 环境科学
- 毒理学 毒理学 毒理学
- 昆虫学 昆虫学是一门学科.
背景情况:
- 杀虫剂在作物生产中广泛使用.
- 新兴的纳米杀虫剂对蜜蜂等授粉者构成潜在的风险.
- 阿巴麦丁纳米囊 (AbaNCs) 是一种新的杀虫剂配方.
研究的目的:
- 为了研究阿巴麦丁纳米囊 (AbaNCs) 对蜜蜂的影响.
- 评估AbaNCs对蜜蜂生理学,肠道微生物群和酶活性的影响.
- 了解在授粉者中暴露于纳米杀虫剂的风险.
主要方法:
- 蜜蜂接触到阿巴麦克纳米囊 (AbaNCs).蜜蜂接触到阿巴麦克纳米囊 (AbaNCs).
- 进行了基因表达分析 (CYP450,抗氧化剂,免疫基因).
- 测量了酶活性 (氧化物脱酶,消化酶).
- 进行了肠道微生物组测序.
主要成果:
- 在蜜蜂中,AbaNCs提高了蜜蜂的排毒,抗氧化和免疫基因的调节.
- 超氧化物脱酶 (SOD) 活性受到AbaNCs的影响.
- 包括脂酶在内的消化酶活性显著下降.
- 肠道微生物组被破坏,有益细菌 (Bifidobacterium, Lactobacillus) 的减少.
结论:
- 阿巴麦丁纳米囊 (AbaNCs) 对蜜蜂健康产生负面影响.
- 暴露于纳米杀虫剂可以破坏蜜蜂的基本生理过程和肠道微生物群.
- 这些发现强调了对新兴纳米农药的授粉者进行保护措施的必要性.
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