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Ets-1 expression in gastric cancer
Soichi Tsutsumi1, Hiroyuki Kuwano, Nikuo Nagashima
1Department of General Surgical Science (Surgery I), Gunma University, Graduate School of Medicine, Maebashi, Gunma, Japan. chuchumi@showa.gunma-u.ac.jp
Hepato-Gastroenterology
|April 9, 2005
Summary
Ets-1 protein expression in gastric cancer is linked to invasion and poorer survival. While not an independent predictor, it serves as a useful marker for patient outcomes.
Area of Science:
- Oncology
- Molecular Biology
Background:
- Ets-1 protein is a transcription factor involved in tumor invasion and neovascularization.
- Its role in gastric cancer progression requires further clinical investigation.
Purpose of the Study:
- To investigate the clinical significance of Ets-1 protein expression in gastric cancer patients.
Main Methods:
- Immunohistochemical staining was used to examine Ets-1 expression in 124 primary gastric cancer tissues.
- Automated immunodetection was employed for Ets-1 detection.
Main Results:
- Ets-1 was expressed in 51.6% of gastric cancers, not in normal epithelium.
- Ets-1 expression correlated with tumor invasion depth, metastasis, tumor stage, and lymphatic/venous invasion.
- Patients with Ets-1 expression showed poorer survival rates (p=0.017).
Conclusions:
- Ets-1 expression in gastric cancer is associated with histological prognostic indicators.
- Ets-1 expression is a potentially useful marker for predicting patient outcomes in gastric cancer.