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L1TD1 - a prognostic marker for colon cancer
Deepankar Chakroborty1,2, Maheswara Reddy Emani1, Riku Klén1
1Turku Bioscience Centre, University of Turku and Åbo Akademi University, Turku, Finland.
BMC Cancer
|July 25, 2019
Summary
Increased expression of LINE-1 type transposase domain containing 1 (L1TD1) is a positive prognostic marker for colon cancer, associated with longer disease-free survival.
Area of Science:
- Oncology
- Molecular Biology
- Genetics
Background:
- Prognostic markers aid in evaluating patient survival and treatment options for specific cancers.
- Identifying novel biomarkers is crucial for personalized cancer care.
Purpose of the Study:
- To investigate the prognostic value of LINE-1 type transposase domain containing 1 (L1TD1) in colon cancer.
- To determine the association between L1TD1 expression and patient survival outcomes.
Main Methods:
- Analysis of gene expression data from 1052 colon cancer patients across three independent datasets.
- Survival analysis stratified by L1TD1 expression levels.
- Correlation analysis of L1TD1 interactome in colon cancer.
Main Results:
- LINE-1 type transposase domain containing 1 (L1TD1) emerged as a novel positive prognostic marker for colon cancer.
- Higher L1TD1 expression correlated with significantly longer disease-free survival in all analyzed datasets.
- Contrasting findings with medulloblastoma studies, where L1TD1 was associated with poor prognosis and co-expressed with interactors.
Conclusions:
- Elevated L1TD1 expression serves as a predictive biomarker for improved disease-free survival in colon cancer patients.
- The distinct role of L1TD1 in colon cancer compared to medulloblastoma highlights cancer-type-specific biomarker functions.
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