相关实验视频
Updated: Jun 7, 2025
10:45
Histological Analyses of Acute Alcoholic Liver Injury in Zebrafish
Published on: May 25, 2017
14.3K
FGL-1/LAG-3轴与酒精相关性肝炎的疾病过程有关:初步报告
Lasse Pedersen1, Lotte L Eriksen1,2, Frederik H Brix1
1Department of Hepatology and Gastroenterology, Aarhus University Hospital, Aarhus, Denmark.
Journal of clinical and experimental hepatology
|November 18, 2024
概括
损坏的FGL-1/LAG-3轴可能会导致严重的酒精相关性肝炎 (AH) 和死亡率. 血FGL-1和T细胞的较低水平与AH患者的较差结果相关.
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
- 分子生物学分子生物学
背景情况:
- 酒精相关性肝炎 (AH) 由于肝脏再生和炎症受损而导致高死亡率.
- 纤维素样蛋白1 (FGL-1) 通过自身隐性信号传递促进肝细胞的增殖.
- FGL-1与淋巴细胞激活基因3 (LAG-3) 相互作用,这是一个抑制性T细胞受体,在AH中可能被破坏的途径.
研究的目的:
- 研究FGL-1和LAG-3在被诊断为AH的患者中的作用.
- 为了将FGL-1和LAG-3水平与AH疾病严重程度和患者预后相关联.
主要方法:
- 用RNA测序测量了32名AH患者的FGL-1和LAG-3肝脏基因表达.
- 血FGL-1,可溶性LAG-3 (sLAG-3) 和LAG-3+CD8+T细胞通过ELISA和流细胞计量得到量化.
- 与健康对照组 (HC) 和患有稳定的酒精性肝硬化症的患者进行了比较.
主要成果:
- 与HC相比,肝脏FGL-1mRNA在AH患者中升高,而血FGL-1保持不变.
- 肝脏LAG-3mRNA在AH下降,但血sLAG-3和LAG-3+CD8+T细胞频率与HC相似.
- 在诊断时血FGL-1和LAG-3+CD8+T细胞数量最低的预测更高的AH疾病严重程度和死亡率.
结论:
- 这些发现表明,受损的FGL-1/LAG-3信号轴在AH的发展和进展中可能发挥作用.
- 这个轴可能代表一个新的治疗目标来管理严重的AH.
更多相关视频
09:44Generation of a Rat Model of Acute Liver Failure by Combining 70% Partial Hepatectomy and Acetaminophen
Published on: November 27, 2019
9.9K
08:41Novel In Vivo Micro-Computed Tomography Imaging Techniques for Assessing the Progression of Non-Alcoholic Fatty Liver Disease
Published on: March 24, 2023
1.1K
相关概念视频
01:24Liver Regeneration
3.2K
The liver is an important organ in vertebrates that plays an essential role in metabolism. It is also responsible for storing and redistributing nutrients such as carbohydrates, fats, and vitamins in the body. Additionally, the liver releases bile salts which are critical for digesting food and eliminating toxic metabolites from the body.
Cells of Liver
The liver comprises four major types of cells— hepatocytes, stellate, Kupffer, and sinusoidal endothelial cells. The hepatocytes are...
Cells of Liver
The liver comprises four major types of cells— hepatocytes, stellate, Kupffer, and sinusoidal endothelial cells. The hepatocytes are...
3.2K
01:26Diseases of the Liver and Gallbladder
476
Liver and gallbladder diseases are a significant health concern, with prominent conditions including cirrhosis, hepatitis, non-alcoholic fatty liver disease (NAFLD), and gallstones. Jaundice is a common manifestation of liver and biliary disease.
Cirrhosis is characterized by the scarring of hepatic lobules in the liver, which are replaced by fibrous tissue, affecting the liver's normal functioning. NAFLD, on the other hand, is caused by an excessive build-up of fat in the liver, not...
Cirrhosis is characterized by the scarring of hepatic lobules in the liver, which are replaced by fibrous tissue, affecting the liver's normal functioning. NAFLD, on the other hand, is caused by an excessive build-up of fat in the liver, not...
476