聚醇非单调调节胰岛素驱动的肠道微生物网络In Vivo
Huibin Zhang1, Xiaoyan Yan2, Yaqin Hou1
1State Key Laboratory of Food Science and Resources, School of Food Science & Technology, Nanchang University, 235 East Nanjing Road, Nanchang, Jiangxi 330047, China.
Journal of agricultural and food chemistry
|January 20, 2026
概括
饮食中的多,如酸和酸,微妙地重组肠道微生物网络. 它们的结构和剂量在高纤维饮食中极大地影响了微生物组功能和短链脂肪酸的产生.
科学领域:
- 微生物学 微生物学
- 营养科学 营养科学
- 代谢学 代谢学 代谢学
背景情况:
- 在影响肠道微生物群的饮食纤维和多之间的相互作用仍然不完全理解.
- 聚是植物衍生的化合物,具有多样化的生物活性,包括潜在的肠道微生物组的调节.
- 益生菌纤维的胰岛素显著影响肠道微生物群的组成和功能.
研究的目的:
- 为了研究聚醇结构 (酸与酸) 和剂量对肠道微生物群和代谢概况在高胰岛素饮食的背景下的影响.
- 阐明不同聚醇对微生物网络重组和短链脂肪酸 (SCFA) 生产的剂量反应关系.
- 为了确定多在高纤维条件下是否起到肠道微生物群的主要驱动因素或微妙调节者的作用.
主要方法:
- 将高剂量的胰岛素饮食与不同度的酸或酸补充到模型系统中.
- 使用先进的测序技术分析肠道微生物群组成和网络结构.
- 短链脂肪酸 (SCFA) 生产量化和多耐受性和安全性的评估.
主要成果:
- 所有的多治疗都被很好地容忍,没有表现出不良的健康影响.
- 聚醇引发了微生物网络的重大重组,但没有导致总体成分的大规模变化.
- 对于每个多,确定了不同的中心微生物物种:酸的Oscillospira和ferulic酸的Allobaculum.
- 观察到SCFA生产的非单调剂量反应关系,与多热性和抗菌作用的平衡有关.
结论:
- 在高纤维环境中,多作为肠道微生物群的微妙调节剂而不是主要驱动因素.
- 聚醇的结构和剂量是它们对微生物组功能和代谢产量的影响的关键决定因素.
- 观察到的微生物网络重组和改变的SCFA生产突出显示了多对肠道健康的细微影响.
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