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在小鼠模型中,FGF20调节肠道微生物群,以减轻德克斯硫酸引起的性结肠炎

Zhongqian Jin¹, Zhaoyang Liu², Jiaxuan Pan²

¹The Third Affiliated Hospital of Wenzhou Medical University, Wenzhou, Zhejiang, China; School of Pharmacy, Wenzhou Medical University, Wenzhou, Zhejiang, China.

International immunopharmacology

|September 1, 2024

概括

纤维细胞生长因子20 (FGF20) 通过改善肠道微生物群平衡来缓解性结肠炎 (UC) 症状. FGF20疗法对治疗这种炎症性肠道疾病 (IBD) 是有前途的.

科学领域:

胃肠病学胃肠病学
免疫学免疫学免疫学
微生物学微生物学

背景情况:

性结肠炎 (UC) 是一种主要的炎症性肠病 (IBD),治疗选择有限.
确切的UC病原体和潜在的治疗点背后的机制仍在调查中.
纤维细胞生长因子20 (FGF20) 正在成为UC的潜在因素,但其作用尚未完全理解.

研究的目的:

研究FGF20在硫酸 (DSS) 诱导的性结肠炎 (UC) 的小鼠模型中的作用.
探索FGF20在缓解UC症状及其潜在机制方面的治疗潜力,包括对肠道微生物群的影响.

主要方法:

使用DSS管理建立了UC的小鼠模型.
在血清和结肠组织中评估FGF20表达水平.
使用了FGF20淘汰和由腺相关病毒 (AAV) 介导的FGF20过度表达.
评估了组织学变化,炎症标志物和紧接和粘蛋白蛋白的表达.
分析了肠道微生物群的组成,并进行了微生物群枯竭和移植实验.

主要成果:

由DSS诱导的UC小鼠表现出减少的FGF20表达.
过度表达FGF20显著改善了UC症状,包括减少炎症,改善组织完整性和恢复杯状细胞密度.
FGF20治疗逆转了DSS诱导的肠道失生症,促进有益的细菌并减少有害的细菌.
FGF20的治疗效果取决于肠道微生物群的存在,这是抗生素治疗和便微生物群移植所证明的.

结论:

在实验性性结肠炎中,FGF20起着保护作用.
通过调节肠道微生物群,FGF20在UC中至少部分发挥治疗效益.
FGF20代表了UC的潜在治疗剂,其有效性与肠道微生物相互作用有关.

关键词:

德克斯特兰硫酸盐和纤维细胞生长因子 20 我们的肠道微生物群.性结肠炎是一种

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