LDH-5 Overexpression in Lung Cancer Linked to Poor Prognosis
Author Information
Author(s): Koukourakis M I, Giatromanolaki A, Sivridis E, Bougioukas G, Didilis V, Gatter K C, Harris A L
Primary Institution: Democritus University of Thrace
Hypothesis
Is LDH-5 overexpression in non-small-cell lung cancer associated with tumor hypoxia and poor prognosis?
Conclusion
LDH-5 overexpression is linked to tumor hypoxia and is associated with poor prognosis in non-small-cell lung cancer patients.
Supporting Evidence
- High LDH-5 expression was associated with poor overall survival.
- LDH-5 expression correlated with hypoxia-inducible factors.
- Patients with high LDH-5 levels had a median follow-up of 57 months.
Takeaway
This study found that high levels of a protein called LDH-5 in lung cancer tissues can mean the cancer is more aggressive and harder to treat.
Methodology
The study analyzed archival biopsy samples from 76 squamous cell lung carcinomas and 36 lung adenocarcinomas, assessing LDH-5 expression through immunohistochemistry.
Potential Biases
Potential bias due to the selection of tissue samples from tumor periphery and the influence of adjacent normal lung tissue.
Limitations
The study's findings may be influenced by the specific conditions around the tumor and the small sample size of certain groups.
Participant Demographics
87 male and 25 female patients, ages ranging from 35 to 74 years (median 63).
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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