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MMP-10, MMP-7, TIMP-1 and TIMP-2 mRNA expression in esophageal cancer
Agnieszka Juchniewicz1, Oksana Kowalczuk1, Robert Milewski2
1Department of Clinical Molecular Biology, Medical University of Bialystok, Bialystok, Poland.
Introduction:
Tissue inhibitors of metalloproteinases (TIMP) and the matrix metalloproteinases (MMP) are involved in the spread of cancer.
Methods:
We have evaluated the matrix metalloproteinases' (MMP-10, MMP-7) and their inhibitors' (tissue inhibitors of metalloproteinases - TIMP-1, TIMP-2) mRNA expression in 61 esophageal cancer samples from patients who had undergone surgery, by using real-time quantitative RT-PCR, and correlated the results with the patient clinicopathologic features.
Results:
MMP-10, MMP-7, TIMP-1, TIMP-2 were overexpressed in 73%, 85%, 55% and 42% of esophageal cancer samples, respectively. The expression of MMP-10, TIMP-1, and TIMP-2 correlated with the tumor size. The MMP-7 overexpression was associated with the tumour stage (I, II vs III, p=0.05) and lymph node metastasis (N0 vs N1, p=0.037).
Conclusions:
We conclude that in the resected esophageal cancer an increased mRNA expression of MMP-7, MMP-10 and TIMP-1 correlated with clinicopathologic features. We suggest that these genes may play a role during progression of the disease.
Insights
Matrix metalloproteinases (MMP) and tissue inhibitors of metalloproteinases (TIMP) mRNA expression, including MMP-7, MMP-10, TIMP-1, and TIMP-2, were evaluated in esophageal cancer. Overexpression correlated with tumor size, stage, and lymph node metastasis.
Area of Science:
- Oncology
- Molecular Biology
- Biochemistry
Background:
- Tissue inhibitors of metalloproteinases (TIMP) and matrix metalloproteinases (MMP) are implicated in cancer progression.
- Understanding the role of specific MMPs and TIMPs in esophageal cancer is crucial for identifying potential therapeutic targets.
Purpose of the Study:
- To investigate the mRNA expression of MMP-7, MMP-10, TIMP-1, and TIMP-2 in esophageal cancer tissues.
- To correlate the expression levels of these genes with clinicopathologic features of the patients.
Main Methods:
- Real-time quantitative RT-PCR was employed to analyze mRNA expression in 61 esophageal cancer samples.
- Statistical analysis was performed to correlate gene expression with tumor size, stage, and lymph node metastasis.
Main Results:
- MMP-10, MMP-7, TIMP-1, and TIMP-2 were overexpressed in 73%, 85%, 55%, and 42% of samples, respectively.
- MMP-10, TIMP-1, and TIMP-2 expression correlated with tumor size.
- MMP-7 overexpression was associated with advanced tumor stage and lymph node metastasis.
Conclusions:
- Increased mRNA expression of MMP-7, MMP-10, and TIMP-1 is linked to clinicopathologic features in resected esophageal cancer.
- These genes may play a significant role in the progression of esophageal cancer.
