Oxidative phosphorylation related gene COA6 is a novel indicator for the prognosis and immune response in lung adenocarcinoma
These videos have been matched automatically. Contact us if they are not relevant.
These videos have been matched automatically. Contact us if they are not relevant.
View abstract on PubMed
Summary
This summary is machine-generated.Cytochrome C oxidase assembly factor 6 (COA6) is highly expressed in lung adenocarcinoma, correlating with poorer survival and reduced immune cell infiltration. COA6 may serve as a biomarker for predicting drug sensitivity and patient prognosis in LUAD.
Area Of Science
- Oncology
- Molecular Biology
- Immunology
Background
- Mitochondrial oxidative phosphorylation is a key target in cancer.
- Cytochrome C oxidase assembly factor 6 (COA6) is crucial for complex IV biogenesis.
- The clinical significance of COA6 in lung adenocarcinoma (LUAD) remains unclear.
Purpose Of The Study
- To investigate the clinical predictive value of COA6 in LUAD.
- To explore the correlation between COA6 expression and immune cell infiltration.
- To assess COA6's role in tumor mutational burden (TMB) and drug sensitivity.
Main Methods
- Analysis of COA6 expression in LUAD tissues and normal tissues.
- Correlation analysis between COA6 expression, overall survival (OS), tumor stage, TMB, and immune cell infiltration.
- Experimental validation of COA6 function via knockdown in LUAD cells.
- Assessment of COA6's association with gemcitabine and etoposide resistance.
Main Results
- COA6 expression is significantly higher in LUAD tissues than in normal tissues.
- Elevated COA6 levels correlate with reduced OS, advanced tumor stage, and decreased immune cell infiltration.
- COA6 expression shows a positive correlation with TMB.
- COA6 is associated with resistance to gemcitabine and etoposide; COA6 knockdown inhibits LUAD cell proliferation.
Conclusions
- COA6 expression is a significant prognostic factor in LUAD.
- COA6 correlates with reduced immune cell infiltration and increased TMB in LUAD.
- COA6 serves as a potential biomarker for drug sensitivity and prognosis in lung adenocarcinoma.
These videos have been matched automatically. Contact us if they are not relevant.
These videos have been matched automatically. Contact us if they are not relevant.
Related Concept Videos
Cancer cells accumulate genetic changes at an abnormally rapid rate due to the defects in the DNA repair mechanisms. From an evolutionary perspective, such genetic instability is advantageous for cancer development. Mutant cell lines accumulate a series of beneficial mutations that contribute to their progression into cancer.
Some of the advantages that cancer cells have on normal cells include - enhanced ability to divide without terminally differentiating, induce new blood vessel formation,...
Genes usually encode proteins necessary for the proper functioning of a healthy cell. Mutations can often cause changes to the gene expression pattern, thereby altering the phenotype.
When the function of certain critical genes, especially those involved in cell cycle regulation and cell growth signaling cascades, gets disrupted, it upsets the cell cycle progression. Such cells with unchecked cell cycles start proliferating uncontrollably and eventually develop into tumors.
Such genes that act...
Multicellular organisms contain a variety of structurally and functionally distinct cell types, but the DNA in all the cells originated from the same parent cells. The differences in the cells can be attributed to the differential gene expression. Liver cells, whose functions include detoxification of blood, production of bile to metabolize fats, and synthesis of proteins essential for metabolism, must express a specific set of genes to perform their functions. Gene expression also varies with...
Tumor progression is a phenomenon where the pre-formed tumor acquires successive mutations to become clinically more aggressive and malignant. In the 1950s, Foulds first described the stepwise progression of cancer cells through successive stages.
Colon cancer is one of the best-documented examples of tumor progression. Early mutation in the APC gene in colon cells causes a small growth on the colon wall called a polyp. With time, this polyp grows into a benign, pre-cancerous tumor. Further...