在性结肠炎小鼠模型中,胰岛素样生长因子-1和胰岛素样生长因子结合蛋白3的表达和致病性
Weihua Wang1, Xuemei Sun2, Aina Wang3
1Department of Gastroenterology, The Affiliated Hospital of Qingdao University, Shandong, China.
Heliyon
|August 21, 2024
概括
胰岛素样生长因子-1和胰岛素样生长因子结合蛋白3可以通过抑制表皮细胞转化为介质酶细胞的转变来预防性结肠炎. 这些因素对诊断和治疗有希望.
科学领域:
- 胃肠道学和分子生物学
背景情况:
- 皮质到介质细胞的过渡 (EMT) 涉及到性结肠炎的发病.
- 胰岛素样生长因子-1 (IGF-1) 和其结合蛋白3 (IGFBP-3) 可能调节EMT.
研究的目的:
- 为了研究IGF-1和IGFBP-3表达在诱导性性结肠炎的小鼠结肠组织的改变.
- 探索IGF-1,IGFBP-3和EMT标志物在性结肠炎中的关系.
主要方法:
- 性结肠炎的动物模型.
- 评估疾病活性指数和组织学分类.
- 使用西方涂抹和RT-qPCR量化蛋白质和mRNA表达.
- 免疫组织化学分析用于组织化学得分.
- 使用皮尔森相关和SPSS软件进行统计分析.
主要成果:
- 在大肠炎期间,IGF-1,IGFBP-3和EMT上皮质标记物的表达减少.
- 结肠炎期间非炎症因素的表达增加,治疗后放大.
- 在EMT诱导因子和介酶体标志物中观察到相反的趋势.
- 在分子变化和EMT之间发现了相关性.
结论:
- 通过抑制EMT,IGF-1和IGFBP-3可能会在性结肠炎中发挥保护作用.
- 这些因素有可能成为临床诊断和性结肠炎治疗标的生物标志物.
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