肠细菌集群的鉴定及其对肠代谢物及其对年轻山羊生长表现的影响
Dangdang Wang1,2, Guangfu Tang1,2, Yannan Wang1,2
1College of Animal Science and Technology, Northwest A&F University, Yangling, 712100, Shaanxi, China.
Animal nutrition (Zhongguo xu mu shou yi xue hui)
|September 29, 2023
概括
在山羊中发现了两种不同的菌集群,P集群和R集群. 与P集群山羊相比,R集群山羊表现出增长的增强和改进的新鲜发酵.
科学领域:
- 鲁门微生物组研究
- 动物科学动物科学
- 微生物生态学 微生物生态学
背景情况:
- 肠型将肠道微生物群群与宿主健康联系起来.
- 菌菌群及其对反动物的影响在很大程度上仍未被探索.
- 了解这些关系对于反动物生产至关重要.
研究的目的:
- 为了研究年轻山羊的肠细菌集群.
- 分析这些集群之间的关系,乳头发酵和生长性能.
- 识别与不同集群相关的特定细菌属.
主要方法:
- 对99只以统一饮食的年轻山羊的小肠微生物组合的分析.
- 识别和表征不同的细菌群 (P群和R群).
- 细菌集群,乳头发酵代谢物和生长参数之间的相关性分析.
主要成果:
- 确定了两个:P (以Prevotella为主) 和R (以Ruminococcus为主).
- R集群山羊的生长率更高,酸,酸,氨基酸和不和脂肪酸.
- P集群山羊具有较高的酸盐,酸盐:酸盐比率和和脂肪酸;P和R集群细菌之间的显著负相关性.
结论:
- 乳毛细菌集群显著影响乳毛发酵和年轻山羊的生长性能.
- R-集群与改善的生长和有利的发酵概况有关.
- 调节早期的反动物微生物组可能会提高反动物的生长性能.
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