急性压力对狗肠道微生物群的影响
Krusha V Patel1, Alysia B G Hunt2, Juan Castillo-Fernandez2
1Waltham Petcare Science Institute, Freeby Lane, Waltham On the Wolds, Leicestershire, LE14 4RT, UK. Krusha.Patel@effem.com.
Scientific reports
|August 14, 2024
概括
重复的急性压力,如汽车旅行或分居,并没有显著改变殖民地狗的肠道微生物群或消化健康. 肠道微生物群没有预测狗的生理应激反应.
科学领域:
- 兽医医学 兽医医学 兽医医学
- 动物行为 动物行为
- 微生物组研究 微生物组研究
背景情况:
- 越来越多的证据将精神和情绪健康与肠道微生物群联系起来.
- 重复的急性压力对狗肠道微生物群的影响及其在压力反应中的预测作用仍然在很大程度上是未知的.
研究的目的:
- 研究常见的压力事件 (汽车旅行,分离) 对狗肠道微生物群和消化健康的影响.
- 为了确定肠道微生物群的组成是否预测狗的压力反应.
主要方法:
- 20只健康的成年殖民地狗在八周内三次暴露于汽车旅行或分离.
- 在压力事件发生之前和之后收集便样本,以分析质量,pH值,微生物群多样性和组成.
- 考虑了包括血清皮质醇在内的生理应激措施.
主要成果:
- 没有观察到便质量或pH值的显著变化,这表明维持了消化健康.
- 肠道微生物群的α或β多样性都没有受到压力因素的显著影响.
- 没有发现与压力相关的微生物特征,肠道功能成分保持不变.
- 肠道微生物群不受压力影响,也无法预测压力反应,即使在皮质醇水平增加的狗身上也是如此.
结论:
- 某些急性压力事件不会对本研究群体中的狗肠道微生物群产生有意义的影响.
- 肠道微生物群没有影响研究犬的生理应激反应.
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