Ticlopidine protects hepatic ischemia-reperfusion injury via suppressing ferroptosis
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View abstract on PubMed
Summary
This summary is machine-generated.Ticlopidine protects the liver from ischemia-reperfusion injury (IRI) by inhibiting ferroptosis, a cell death pathway. This drug reduces liver damage, iron accumulation, and inflammation, offering a potential new therapy for IRI.
Area Of Science
- Hepatology
- Cell Death Research
- Pharmacology
Background
- Hepatic ischemia-reperfusion injury (IRI) is a critical clinical problem causing liver damage.
- Ferroptosis, an iron-dependent cell death, significantly contributes to IRI pathogenesis.
- Platelet aggregation inhibitors are being explored for therapeutic benefits in IRI.
Purpose Of The Study
- To investigate the protective effects of Ticlopidine against hepatic IRI.
- To determine if Ticlopidine inhibits ferroptosis in the context of liver injury.
- To explore Ticlopidine's mechanism of action in mitigating IRI.
Main Methods
- Utilized a C57BL/6J mouse model of hepatic IRI.
- Administered prophylactic Ticlopidine treatment.
- Assessed liver damage markers (ALT, AST), histological changes (necrosis, fibrosis), iron accumulation (Prussian Blue), lipid peroxidation, ferroptosis markers (PTGS2), and inflammatory infiltration (Gr-1).
- Conducted in vitro studies using HUH7 and HT1080 cell lines to evaluate Ticlopidine's effect on induced ferroptosis.
Main Results
- Ticlopidine significantly reduced liver damage, necrosis, and fibrosis in IRI mice.
- Pretreatment with Ticlopidine decreased iron accumulation and downregulated markers of lipid peroxidation and ferroptosis.
- Ticlopidine inhibited ferroptosis in vitro and protected against mitochondrial damage.
Conclusions
- Ticlopidine demonstrates significant protective effects against hepatic IRI.
- Ticlopidine functions as a broad-spectrum ferroptosis inhibitor.
- Ticlopidine represents a promising therapeutic agent for preventing and treating liver IRI.
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