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胰岛素通过引起透性腹在小鼠型中加剧疾病的严重程度
Takashi Hosono1,2, Keigo Saito1, Yu Arima1
1Department of Applied Life Sciences, Nihon University Graduate School of Bioresource Sciences, Kanagawa, Japan.
Bioscience, biotechnology, and biochemistry
|September 4, 2025
概括
胰岛素是一种食物纤维,可通过增加透压力加剧性结肠炎,导致更严重的肠道炎症. 然而,将胰岛素与多碳酸结合使用可以减少这些负面影响.
科学领域:
- 胃肠病学
- 营养科学
- 炎症性肠病研究
背景情况:
- 胰岛素是一种常见的可溶性食物纤维, 促进肠道健康.
- 胰岛素对性结肠炎 (UC) 进展的影响尚不清楚.
- 饮食因素可以影响UC等炎症性肠道疾病的严重程度.
研究的目的:
- 调查胰岛素补充剂对小鼠中德克斯硫酸盐 (DSS) 引起的大肠炎的影响.
- 探索因素可能影响大肠炎的潜在机制,重点是透压力.
- 评估结合胰岛素和多碳酸治疗大肠炎的治疗潜力.
主要方法:
- 在BALB/c小鼠的食中含有10%的胰岛素或纤维素.
- 在饮用水中使用2%的德克斯硫酸盐 (DSS) 诱导结肠炎.
- 通过使用聚乙烯糖醇 (PEG) 诱导了透性腹;一些小鼠接受了与多碳酸的胰岛素.
主要成果:
- 与细胞质对照组相比,胰岛素补充导致了较高的疾病活性指数和上皮损伤增加.
- 在患有PEG诱导的透性腹的小鼠中观察到类似的病理发现.
- 同时使用多碳酸和胰岛素改善了临床症状并减少了组织损伤.
结论:
- 胰岛素可能会加剧性结肠炎,可能通过增加光透压.
- 治疗透性腹可能是与某些食纤维相关的结肠炎的治疗策略.
- 在大肠炎模型中,多碳酸可以抵消胰岛素的负面影响.
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