PUBLICATION

Isoliquiritigenin alleviates liver fibrosis through caveolin-1-mediated hepatic stellate cells ferroptosis in zebrafish and mice

Authors
Huang, S., Wang, Y., Xie, S., Lai, Y., Mo, C., Zeng, T., Kuang, S., Zhou, C., Zeng, Z., Chen, Y., Huang, S., Gao, L., Lv, Z.
ID
ZDB-PUB-220501-6
Date
2022
Source
Phytomedicine : international journal of phytotherapy and phytopharmacology   101: 154117 (Journal)
Registered Authors
Keywords
Cav-1, Ferroptosis, Hepatic stellate cells, Isoliquiritigenin, Liver fibrosis, ROS
MeSH Terms
  • Animals
  • Caveolin 1/metabolism
  • Chalcones
  • Ferroptosis*
  • Hepatic Stellate Cells*/metabolism
  • Humans
  • Liver/metabolism
  • Liver Cirrhosis/metabolism
  • Mice
  • Reactive Oxygen Species/metabolism
  • Signal Transduction
  • Zebrafish/metabolism
PubMed
35489326 Full text @ Phytomedicine
Abstract
Liver fibrosis is a major disease that threatens people's health around the world. However, there is a lack of effective treatment to completely reverse liver fibrosis. Liver transplantation is currently the only curative option for patients with advanced cirrhosis. Ferroptosis is a newly discovered type of cell death and plays an important role in the process of liver fibrosis, but the specific mechanism needs to be clarified.
To explore the regulatory mechanism of isoliquiritigenin (ISL) in the process of liver fibrosis and the relationship between Cav-1 and ferroptosis.
In this research, zebrafish, HSC-T6 cells, and mice were used as the research object. Different ROS probes to visually detect the content and distribution of ROS in live zebrafish and cells. Lentivirus and siRNA-mediated transfection techniques were used for the construction of Cav-1 overexpression and knockdown cell lines to verify the important role of Cav-1 in vitro.
Generally, we first elucidated that ISL relieved liver fibrosis by inducing hepatic stellate cells (HSCs) ferroptosis through repressing GPX4 expression and increasing the expression of TFR and DMT1, thus producing a large number of ROS, we also found that Cav-1 exerted its anti-hepatic fibrosis effect by promoting HSCs ferroptosis.
Our results have shown that Cav-1-mediated HSCs ferroptosis is necessary for ISL to play an anti-fibrotic effect in vitro and in vivo.
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