相关实验视频
Updated: Jul 27, 2025

Scaled-Up Preparation of an Intermediate of Upatinib, ACT051-3
Published on: April 7, 2023
延迟和有限的JAKinib托法西提尼布的管理减轻慢性DSS诱导的大肠炎
Rishav Seal1, Lara S U Schwab1, Cristina M Chiarolla1
1Institute of Pathology, Julius-Maximilians-University Würzburg, Würzburg, Germany.
在大肠炎模型中,两轮托法西提尼布治疗有效控制了炎症性肠病. 这种间歇性治疗减少了促炎性细胞因子,促进了愈合,超过了更长的治疗时间.
科学领域:
- 胃肠病学 胃肠病学
- 免疫学 免疫学 免疫学
- 药理学 药理学是指药理学的学科.
背景情况:
- 炎症性肠病 (IBD) 涉及失调的T细胞和促炎细胞因子.
- 性结肠炎模型对于研究IBD病原和治疗至关重要.
研究的目的:
- 评估托法西提尼布治疗的治疗潜力和最佳时间,在慢性大肠炎模型中使用阿佐西甲/德克斯硫酸 (AOM/DSS).
- 为了比较两个和三个周期的托法西提尼布药物的疗效.
主要方法:
- 在小鼠中使用了慢性AOM/DSS诱导的大肠炎模型.
- 在饮用水中间歇地使用托法西提尼布 (Janus 激酶抑制剂).
- 评估的T细胞细胞因子表达,血清细胞因子水平,调节性T细胞 (Treg) 频率以及临床/组织学结果.
主要成果:
- 托法西提尼布的两次循环足够,并且超过了三次循环.
- 降低了干扰素玛 (IFN-γ),互白素 (IL) -2,IL-6,IL-17和瘤坏死因子 (TNF) 的水平.
- 增加IL-10和IL-22水平,增强Treg频率,改善临床和组织学愈合,预防伪多和上皮质增生.
结论:
- 在IBD模型中,受时间限制的托法西替尼治疗可以治愈.
- 间歇性治疗允许抗炎和组织愈合的细胞因子活动.
- 治疗JAK抑制剂的最佳时间对于有效管理IBD至关重要.
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
10:21Mechanistic Insight into the Development of TNBS-Mediated Intestinal Fibrosis and Evaluating the Inhibitory Effects of Rapamycin
Published on: September 12, 2019
相关概念视频
Drugs for Treatment of Crohn's Disease in IBD Using Immunomodulatory Agents
Drugs for Treatment of Crohn's Disease in IBD Using Glucocorticoids
Inflammatory Bowel Disease IV: Pharmacological Management
Pharmacologic...
Drugs for Treatment of Ulcerative Colitis in IBD
Drugs for Treatment of Crohn's Disease in IBD Using Biologic Agents: Anti-TNF
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...