植物精油对林山本土母肠道菌群和生长性能的影响
Chenghao Chen1, Jintao Qin2, Guizhen Li1
1Guangxi Laboratory of Forestry, Guangxi Zhuang Autonomous Region Forestry Research Institute, Nanning 530002, PR China.
Poultry science
|July 13, 2025
概括
摄入西红和肉油的食补充剂改变了本地的肠道微生物群. 这种转变增加了自由氨基酸和氨酸单酸 (IMP),提高了肉的质量.
科学领域:
- 动物科学动物科学
- 微生物学 微生物学
- 营养生物化学 营养生物化学
背景情况:
- 肠道微生物群对宿主健康和肉质量起着至关重要的作用.
- 了解天然料添加剂对家禽的影响对于可持续农业至关重要.
研究的目的:
- 为了研究菜和肉油补充剂对林山本土的肠道微生物群的影响.
- 探索微生物组变化与肉质量特征之间的关系.
主要方法:
- 饮食补充剂中含有西红和肉油三个月.
- 使用测序技术分析肠道微生物组合的分析.
- 测量关键的肉类质量指标,包括脂肪酸,自由氨基酸和氨酸单酸 (IMP).
- 微生物丰富度和肉质量参数之间的相关性分析.
主要成果:
- 补充剂显著改变了关键细菌类的相对丰富性:减少了Firmicutes,增加了Bacteroidota和Proteobacteria.
- 观察到脂肪酸含量下降,自由氨基酸和IMP的增加.
- 在IMP含量和蛋白质细菌丰富度之间存在显著的正相关性.
- Rikenellaceae_RC9_intestine_group的丰度与IMP有很强的相关性,这表明它在影响的特征方面的作用.
结论:
- 花和肉油补充剂有效调节本土母的肠道微生物组合.
- 这些微生物转移与改善的肉质特征,特别是增加的IMP水平有关.
- 瑞肯氏菌群 (Rikenellaceae_RC9_intestine_group) 成为增强特征的潜在关键微生物指标.
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