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Biological characterization and clinical significance of cuproptosis-related genes in lung adenocarcinoma.

Meilin Li¹, Yu Tan², Zhixin Li³

¹Xiangtan Medicine & Health Vocational College, Xiangtan, China.

BMC Pulmonary Medicine

|January 11, 2025

Summary

This study identifies CDKN2A and MTF1 as key genes in cuproptosis-related lung adenocarcinoma (LUAD). CDKN2A shows potential for early diagnosis and prognosis analysis in LUAD patients.

Keywords:

Bioinformatics Biological Characteristics Cuproptosis Immunohistochemistry LUAD

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Area of Science:

Oncology
Molecular Biology
Cell Death Mechanisms

Background:

Lung adenocarcinoma (LUAD) presents significant morbidity and mortality.
Cuproptosis is an emerging cell death pathway with potential implications in cancer.

Purpose of the Study:

To investigate the biological characteristics and clinical significance of cuproptosis-related genes in LUAD.
To elucidate the molecular mechanisms of LUAD occurrence and progression linked to cuproptosis.

Main Methods:

Utilized GEO and TCGA datasets to identify cuproptosis-related differential genes.
Analyzed data using R package, Cytoscape, TISDB, cBioPortal, STRING, CancerSEA, and Disgenet.
Validated findings through immunohistochemistry.

Main Results:

Identified CDKN2A and MTF1 as cuproptosis-associated LUAD differential genes.
Observed differential expression of CDKN2A and MTF1 in immune subtypes and correlation with LUAD functional states.
Found CDKN2A negatively correlates with LUAD survival prognosis.

Conclusions:

CDKN2A and MTF1 are associated with LUAD diagnosis.
CDKN2A demonstrates potential as a biomarker for early diagnosis and prognosis in LUAD.
Understanding cuproptosis-related genes offers insights into LUAD pathogenesis.