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Updated: Jul 2, 2025

Method of Direct Segmental Intra-hepatic Delivery Using a Rat Liver Hilar Clamp Model
Published on: April 2, 2017
Ameliorative effect and mechanism of ursodeoxycholic acid on hydrogen peroxide-induced hepatocyte injury
Xueqin Wang1,2, Guangxi Liang2, Yang Zhou3
1Department of Thyroid Surgery, Affiliated Hospital of Southwest Medical University, Luzhou, 646000, Sichuan, China.
Abstract:
To assess the ameliorative effect of ursodeoxycholic acid (UDCA) on hydrogen peroxide (H2O2)-induced hepatocyte injury. In our in vivo experiments, we modelled hyperlipidemia in ApoE-/- mice subjected to a 3-month high-fat diet and found that HE staining of the liver showed severe liver injury and excessive H2O2 was detected in the serum. We modelled oxidative stress injury in L02 cells by H2O2 in vitro and analyzed the levels of reactive oxygen species (ROS), malondialdehyde (MDA), superoxide dismutase (SOD) and related genes. UDCA significantly improved the level of oxidative stress in H2O2-injured L02 cells (P < 0.05). In addition, UDCA improved the transcription levels of inflammation and oxidative stress-related genes (P < 0.05), showing anti-inflammatory and anti-oxidative stress effects. UDCA has a protective effect on H2O2-damaged L02 cells, which lays a theoretical foundation for its application development.
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