基于酸果糖的pH值和肠道菌群双刺激纳米颗粒与柏柏林用于IBD的向治疗
Hongyu Li1, Wenna Yang2, Xiongzhi Wu3
1Tianjin Key Laboratory for Modern Drug Delivery & High-Efficiency, School of Pharmaceutical Science and Technology, Tianjin University, Tianjin 300193, China; Institute of Special Animal and Plant Sciences, Chinese Academy of Agricultural Sciences, Changchun 130112, China.
这项研究开发了果糖纳米颗粒,用于为性结肠炎治疗提供柏柏林. 这些纳米颗粒有效地减少了炎症,并恢复了小鼠的肠道微生物组平衡.
科学领域:
- 胃肠道学和微生物学
- 纳米技术在药物输送中的应用
- 药理学 药理学是指药理学的学科.
背景情况:
- 炎症性肠病 (IBD),包括性结肠炎 (UC),以肠道微生物失衡和炎症为特征.
- 混合的果糖因其可由结肠微生物发酵而具有作为结肠药物递送材料的潜力.
- 需要有针对性的输送系统来提高UC的治疗疗效.
研究的目的:
- 构建一种混合的基于果糖的纳米粒子,用于双重向的柏柏林输送.
- 在性结肠炎的小鼠模型中评估贝贝林载荷纳米粒子 (BBRNPs) 的疗效.
- 研究BBRNP对肠道炎症,微生物平衡和关键分子通路的影响.
主要方法:
- 基于果糖的混合纳米颗粒的开发,封装柏柏林.
- 在小鼠中诱导大肠炎使用硫酸 (DSS).
- 向DSS诱导的大肠炎小鼠注射BBRNP和治疗效果的评估.
- 分析炎症标记物,紧结蛋白,NF-κB/STAT-3通路激活,以及肠道微生物组合.
主要成果:
- 在小鼠中,BBRNP显著改善了DSS诱导的大肠炎.
- 用BBRNP治疗抑制了NF-κB/STAT-3通路的激活.
- BBRNP 增加了紧结蛋白的表达,增强了肠道屏障功能.
- 这些纳米颗粒有效调节了肠道微生物群,恢复了有害和有益细菌之间的平衡.
结论:
- 在性结肠炎治疗中,混合的基于果糖的纳米颗粒提供了一个有希望的策略,用于针对性地输送柏柏林.
- 在体内,BBRNP显示出显著的抗炎作用和微生物组调节能力.
- 这种方法扩大了分支果用于治疗肠道疾病的制药应用.
更多相关视频
08:58Analyzing Beneficial Effects of Nutritional Supplements on Intestinal Epithelial Barrier Functions During Experimental Colitis
Published on: January 5, 2017
05:41Therapeutic Evaluation of Fecal Microbiota Transplantation in an Interleukin 10-Deficient Mouse Model
Published on: April 6, 2022
相关概念视频
Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy
Diagnostic studies
A colonoscopy is the definitive screening test, distinguishing ulcerative colitis from other colon diseases with similar symptoms. During a colonoscopy test, inflamed mucosa with exudate ulcerations can be observed, and biopsies are taken to determine the histologic characteristics of the...
Drugs for Treatment of Constipation-Predominant IBS
Drugs for Treatment of Diarrhea-Predominant IBS
Two specific drugs used in the treatment are alosetron (Lotronex) and eluxadoline (Viberzi). Alosetron, a 5-HT3 antagonist, works by slowing the movement of stools in the gut, reducing bowel...
Inflammatory Bowel Disease IV: Pharmacological Management
Pharmacologic...
Drugs for Treatment of Ulcerative Colitis in IBD
Irritable Bowel Syndrome III: Medical and Nursing Management
