相关实验视频

Updated: Jun 27, 2026

Murine Colitis Modeling using Dextran Sulfate Sodium DSS

Murine Colitis Modeling using Dextran Sulfate Sodium DSS

Published on: January 19, 2010

Schistosoma mansoni溶性卵抗原及其关键蛋白质对硫酸诱导的炎症性肠病产生差异性影响第一轮评论 - 评论员的评论评论员的评论

Hsiang-Wei Fan¹, Ho Yin Pekkle Lam^1,2,3

¹Tzu Chi University, School of Medicine, Master Program in Biomedical Sciences, Hualien, Taiwan.

Memorias do Instituto Oswaldo Cruz

|March 4, 2026

概括

溶解卵抗原 (SEA) 和其成分SMP40在治疗炎症性肠病 (IBD) 中显示出前景. 然而,SM14使IBD恶化,突出显示在临床使用前需要进行个体抗原分析.

科学领域:

免疫学免疫学免疫学
胃肠病学胃肠病学
寄生虫学的寄生虫学

背景情况:

全球炎症性肠病 (IBD) 的患病率正在上升,这可能与卫生假说有关.
虫及其产品可以调节免疫力并减轻IBD.
之前的研究表明,肠道杆菌病可以通过恢复免疫平衡来缓解IBD.

研究的目的:

为了研究schistosoma可溶性卵抗原 (sea) 对IBD的免疫调节作用.
为了确定在IBD治疗中单个SEA组件的治疗潜力.
澄清特定重组卵抗原蛋白 (SM14,GST28,SMP40) 在IBD中的作用.

主要方法:

在BALB/c小鼠中使用德克斯硫酸 (DSS) 诱导的IBD模型.
使用原始SEA提取物和重组蛋白 (SM14,GST28,SMP40).
使用H&E,PAS,免疫组织化学,ELISA,西斑和qPCR评估结肠组织病理学和免疫反应.

主要成果:

SEA和SMP40缓解了DSS诱导的IBD症状.
SM14使IBD恶化并诱导结肠形;GST28没有显著的影响.
所有测试的蛋白质都以不同的方式调节了免疫反应,与疾病结果相关联.

结论:

SEA证明了IBD的治疗潜力.
个人抗原分析对于理解安全性和机制至关重要.
在临床应用SEA组件在IBD之前需要进一步的研究.

更多相关视频

Investigating Intestinal Inflammation in DSS-induced Model of IBD

Investigating Intestinal Inflammation in DSS-induced Model of IBD

Published on: February 1, 2012

Using Eggs from Schistosoma mansoni as an In vivo Model of Helminth-induced Lung Inflammation

Using Eggs from Schistosoma mansoni as an In vivo Model of Helminth-induced Lung Inflammation

Published on: June 5, 2012

相关概念视频

Giardiasis

Giardiasis

Giardiasis is a globally prevalent intestinal infection caused by the protozoan parasite Giardia duodenalis (also known as G. lamblia or G. intestinalis). This flagellated protozoan is the most frequently identified intestinal parasite in the United States and worldwide. Transmission primarily occurs via the fecal-oral route, with infection arising from ingestion of water or food contaminated with cysts. Individuals in low-resource settings, international travelers, outdoor enthusiasts, daycare...

Amebiasis

Amebiasis

Entamoeba histolytica, a protozoan parasite, is responsible for intestinal and extraintestinal amebiasis. Though a significant proportion of infections remain asymptomatic, approximately 50 million individuals annually are estimated to present with clinical disease, resulting in up to 100,000 deaths globally. The disease burden is disproportionately high in regions with lower socioeconomic status, such as parts of India, Africa, Mexico, and Latin America.Etiology and TransmissionThe infective...