纳米对膜微生物群落和中代谢学的影响,这些受到Ochratoxin A的挑战
Manxin Fang1,2, Wei Hu1,2, Ben Liu1,2
1College of Life Science and Resources and Environment, Yichun University, Yichun, China.
Frontiers in veterinary science
|September 21, 2023
概括
纳米 (Nano-Se) 补充剂在中减轻了Ochratoxin A (OTA) 的负面影响. 它改善了肠道微生物群,降低了毒性,并影响了代谢途径,表明其作为料添加剂的潜力.
科学领域:
- 动物科学动物科学
- 微生物学 微生物学
- 毒理学 毒理学 毒理学
背景情况:
- 毒素A (OTA) 是一种影响动物健康的流行菌根毒素.
- 纳米 (Nano-Se) 提供了增强的生物可用性和有益的特性.
- 关于OTA和Nano-Se对肠道微生物群和新陈代谢的综合作用尚未得到充分研究.
研究的目的:
- 为了研究奥克拉托辛A (OTA) 对肠道微生物群和代谢学的影响.
- 评估纳米 (Nano-Se) 对OTA诱导的毒性对的保护作用.
- 分析Nano-Se补充剂如何调节暴露于OTA的的肠道微生物组和代谢概况.
主要方法:
- 80只被分为四个组:对照组,纳米组,OTA和OTA-Se.
- 用16S rRNA测序和LC-MS分析了肠道微生物群和代谢组.
- 被用OTA (50μg/kg) 和/或Nano-Se (1 mg/kg) 治疗了21天.
主要成果:
- 暴露于OTA显著降低了体重和平均每日增益.
- 纳米-Se补充剂减轻了OTA诱导的脊髓和肝脏的病理损伤.
- 16S rRNA测序表明Nano-Se通过促进有益细菌恢复了肠道微生物群平衡.
- 在Nano-Se预处理后,代谢分析显示了白内障代谢物中的显著变化.
结论:
- 纳米 (Nano-Se) 有效地抵消了中的Ochratoxin A (OTA) 毒性.
- 纳米-Se补充剂积极调节肠道微生物群和相关的代谢途径.
- 这些发现支持Nano-Se作为功能性料添加剂的潜力,以减轻菌毒素的影响.
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