西耀芳通过调节肠道微生物群和IL-10RA/NF-κB介导的巨细胞两极化来减轻性结肠炎
Zhao Shang1, Li Zhou2, Yue Liu3
12nd Abdominal Surgery Department, Jiangxi Cancer Hospital, The Second Affiliated Hospital of Nanchang Medical College, Nanchang, Jiangxi, 330029, PR China; Jiangxi Province Key Laboratory of Drug Target Discovery and Validation, School of Pharmacy, Jiangxi Medical College, Nanchang University, Nanchang 330006, PR China; Department of Pharmacy, People's Hospital of Jiaxiang, Jiaxiang County, Jining City, 272400, Shandong Province, China.
xie Yaofang (TXYF) 通过调节肠道微生物群和免疫反应来缓解性结肠炎 (UC). 这种传统的中国草药配方增强了IL-10RA信号传递,加强了上皮屏障,并证明了其作为UC多目标治疗的潜力.
科学领域:
- 免疫学 免疫学 免疫学
- 微生物学 微生物学
- 药理学 药理学是指药理学的学科.
背景情况:
- 传统的中国草药配方Tongxie Yaofang (TXYF) 在治疗胃肠道疾病方面表现有前途.
- 在性结肠炎 (UC) 中TXYF的确切机制需要阐明.
- 这项研究调查了免疫微生物群交叉作为TXYF在UC的保护作用的关键机制.
研究的目的:
- 在DSS诱导的大肠炎小鼠模型中阐明TXYF的治疗机制.
- 确定关键的调节途径和由TXYF调节的免疫-上皮相互作用.
- 为了验证肠道微生物群在调解TXYF治疗效果中的作用.
主要方法:
- 利用DSS诱导的大肠炎小鼠模型来评估TXYF的疗效.
- 进行了16S rRNA测序,用于肠道微生物群的概况和转录组学,用于途径识别.
- 用于体内/体外测定,共同培养系统和便微生物群移植 (FMT) 来检查免疫调节和屏障功能.
主要成果:
- TXYF治疗改善了结肠炎症状,改善了结肠组织学,并减少了促炎性细胞因子.
- TXYF重塑了肠道微生物群,丰富了有益的SCFA生产细菌.
- 确定IL-10RA/NF-κB作为一种新的调节轴,TXYF增强IL-10RA表达并抑制NF-κB激活,通过依赖IL-10RA的信号传递促进M2巨细胞极化并加强上皮屏障功能.
结论:
- 这项研究确定IL-10RA/NF-κB是UC中TXYF的关键免疫调节途径.
- 发现了依赖IL-10RA的免疫上皮沟通,这对TXYF的疗效至关重要.
- 验证了肠道微生物群在通过FMT调解TXYF的治疗益处方面的功能性作用,突出了TXYF作为UC多目标草药疗法的潜力.
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