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Updated: Jun 14, 2025
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Author Spotlight: Tracing the Ferroptotic Signatures and Cell Death Dynamics in Medulloblastoma for Advanced Therapeutics
Published on: March 15, 2024
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RNF216 inhibits ferroptosis in lung adenocarcinoma by promoting p53 ubiquitination
Jiasheng Wu1, Weiqiang Mo1, Haiqin Wang1
1Department of Pulmonary and Critical Care Medicine, The Second Affiliated Hospital of Jiaxing University, Jiaxing, China.
Human & Experimental Toxicology
|June 12, 2025
Summary
Ring Finger Protein 216 (RNF216) drives lung adenocarcinoma (LUAD) progression by inhibiting ferroptosis. Silencing RNF216 suppresses tumor growth and induces cell death, offering a potential therapeutic target for LUAD.
Area of Science:
- Oncology
- Molecular Biology
- Cancer Research
Background:
- Lung adenocarcinoma (LUAD) is a major cause of cancer mortality.
- Understanding LUAD progression mechanisms is crucial for developing effective treatments.
Purpose of the Study:
- To investigate the role of Ring Finger Protein 216 (RNF216) in LUAD progression.
- To explore RNF216's impact on ferroptosis and its underlying mechanisms.
Main Methods:
- Assessed RNF216 expression in LUAD tissues and cell lines.
- Conducted in vitro functional assays (viability, migration, invasion, ferroptosis).
- Performed mechanistic studies on p53 ubiquitination and stability; utilized in vivo xenograft models.
Main Results:
- RNF216 is overexpressed in LUAD.
- RNF216 silencing inhibited LUAD cell proliferation, migration, and invasion.
- RNF216 knockdown promoted ferroptosis by stabilizing p53 via reduced ubiquitination, confirmed in vivo.
Conclusions:
- RNF216 promotes LUAD progression by suppressing ferroptosis through p53 ubiquitination.
- Targeting RNF216 could be a novel therapeutic strategy to induce ferroptosis in LUAD.
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