患有非酒精性脂肪性肝病的肥胖患者的可溶性血CD163增加,并与此同时降低了CD163的肝脏表达
Maria Kløjgaard Skytthe1, Felix Boel Pedersen2, Charlotte Wilhelmina Wernberg3
1Department of Molecular Medicine, University of Southern Denmark, Odense, Denmark.
Gastro hep advances
|August 12, 2024
概括
在血中溶解的CD163 (sCD163) 预测肥胖患者的非酒精性脂肪肝炎 (NASH). 肝脏CD163表达减少与sCD163增加和更严重的非酒精性脂肪性肝病 (NAFLD) 相关联.
科学领域:
- 肝病学 肝病学是一种肝病学.
- 免疫学 免疫学 免疫学
- 代谢疾病 代谢疾病
背景情况:
- 巨细胞是非酒精性脂肪性肝病 (NAFLD) 发病和发展为非酒精性脂肪性肝炎 (NASH) 的关键参与者.
- 巨食者受体CD163及其溶性形式 (sCD163) 与肝炎和纤维化有关.
- 肥胖是NAFLD和NASH的主要风险因素,强调需要了解免疫细胞在这一群体中的作用.
研究的目的:
- 研究肝脏CD163表达和血sCD163水平与肥胖患者的NAFLD严重程度之间的关联.
- 评估sCD163作为NASH诊断的潜在的非侵入性生物标志物.
- 探索巨细胞标记物与肝病进展之间的关系.
主要方法:
- 分析了61名肥胖患者 (BMI ≥35) 的配对肝脏活检和血样本,这些患者患有不同程度的NAFLD.
- 使用免疫组织化学和质谱学量化肝脏CD163表达的量化.
- 通过ELISA和质谱法测量血sCD163水平.
- 使用已建立的评分系统 (Kleiner纤维化和NASH-CRN) 评估NAFLD阶段和活动.
主要成果:
- 在NASH患者中,血sCD163水平显著升高,与NAFLD严重程度有积极的相关性.
- sCD163 显示了对纳什的良好预测值 (AUC = 0.78).
- 肝脏CD163表达与NAFLD严重程度和纤维化阶段负相关,与血sCD163水平相反相关.
结论:
- 血sCD163增加是一个有前途的生物标志物,用于预测肥胖个体的NASH.
- 肝脏CD163表达的降低,以及sCD163的升高,与肥胖患者中NAFLD的存在和严重程度密切相关.
- 这些发现强调了巨细胞CD163在NAFLD病变发生过程中的复杂作用,并建议sCD163作为潜在的诊断工具.
关键词:
CD163 是一个CD163 CD163 是一个CD163免疫组织化学 免疫组织化学这是NAFLD.纳什·纳什 (Nash Nash) 是一个名为纳什的城市.蛋白质组学是指蛋白质组学.翻译服务 翻译服务更多相关视频
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