MARCH5 promotes hepatocellular carcinoma progression by inducing p53 ubiquitination degradation
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View abstract on PubMed
Summary
This summary is machine-generated.Human MARCH5, a mitochondria-localized E3 ubiquitin-protein ligase, is overexpressed in hepatocellular carcinoma (HCC). MARCH5 promotes HCC cell growth and metastasis by enhancing autophagy, suggesting it as a therapeutic target.
Area Of Science
- Mitochondrial biology
- Oncology
- Biochemistry
Background
- MARCH5 is a mitochondria-localized E3 ubiquitin-protein ligase crucial for mitochondrial dynamics.
- Mitochondrial dynamics imbalances are linked to cancer development.
- The role of MARCH5 in hepatocellular carcinoma (HCC) remains uncharacterized.
Purpose Of The Study
- To investigate the expression, function, and prognostic value of MARCH5 in HCC.
- To elucidate the mechanisms by which MARCH5 influences HCC progression.
Main Methods
- Assessed MARCH5 mRNA and protein expression in HCC cell lines and patient tissues.
- Conducted in vitro and in vivo assays to evaluate the effects of MARCH5 modulation on HCC cell behavior.
- Explored the underlying molecular mechanisms, including p53 ubiquitination and autophagy.
Main Results
- MARCH5 is significantly overexpressed in HCC and correlates with poor patient prognosis.
- MARCH5 overexpression promotes HCC cell proliferation, migration, and invasion.
- MARCH5 enhances autophagy by promoting p53 degradation, driving HCC malignancy.
Conclusions
- MARCH5 plays a critical oncogenic role in HCC.
- MARCH5 represents a potential therapeutic target for hepatocellular carcinoma treatment.
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