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临床试验/NCT06485193
NCT06485193终止不适用

Det medfødte Immunforsvar og Det Enteriske Nervesystem Ved Crohns Sygdom

Aalborg University Hospital1 个研究点 分布在 1 个国家目标入组 12 人开始时间: 2023年9月4日最近更新:
适应症

试验速览

阶段
不适用
状态
终止
入组人数
12
试验地点
1
主要终点
MxA expression

研究概览

简要总结

The study aims to explore the relationships between inflammation, nerve changes, and the expression of interferon-stimulated proteins in inflamed and non-inflamed bowel areas from patients with Crohn's disease. Crohn's disease is a chronic inflammatory condition with complex causes and mechanisms that remain uncertain despite extensive research.

Methods and Procedures This exploratory study utilizes tissue samples from a clinical biobank at Aalborg University Hospital. The samples are paraffin-embedded blocks from which tissue sections are prepared for immunohistochemical and histological staining. The study focuses on assessing the expression of interferon-stimulated proteins through optimized immunohistochemical staining methods, ensuring reproducibility via automated machines. The protein expressions are then analyzed qualitatively and semi-quantitatively and compared with structural changes in the bowel tissues.

研究设计

研究类型
Observational
观察模型
Case Only
时间视角
Cross Sectional

入排标准

性别
All
接受健康志愿者

入选标准

  • Histological preparations (tissue samples) from patients with Crohn's disease who have undergone bowel resection at Aalborg University Hospital in the period from 2012 to 2023.

排除标准

  • If the tissue material does not include the ileocecal region.
  • If the pathology report does not indicate that there is tissue material from both inflamed and non-inflamed areas.
  • If the patient has registered a prohibition against research in the Tissue Utilization Registry.
  • The selection of cases starts with the most recent (by date) and stops when 25 suitable cases are found.

结局指标

主要结局

MxA expression

时间窗: June 1 2024

Immunohistochemical Mxa expression

次要结局

  • Enterovirus positivity(June 1 2024)

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Christian Thomsen

MD

Aalborg University Hospital

研究点 (1)

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