Journal of Capital Medical University ›› 2009, Vol. 30 ›› Issue (3): 282-284.doi: 10.3785/j.issn.1006-7795.2009.03.005

• 肿瘤学 • Previous Articles     Next Articles

Expression of Lung-resistance Protein, Epidermal Growth Factor Receptor and HER-2 in Breast Infiltrating Duct Cancer and Its Clinical Significance

LIN Fang-cai1, LI Qiu-yang2, SUN Xin1, Wu Fang2, CHEN Hui-li2, SU Chun-xiang2   

  1. 1. Department of General Surgery, Beijing Dianli Hospital; Department of Oncology, Capital Medical University;2. Department of Pathology, Beijing Dianli Hospital
  • Received:2009-03-18 Revised:1900-01-01 Online:2009-06-21 Published:2009-06-21

Abstract: Objective To investigate expression of lung-resistance protein(LRP), epidermal growth factor receptor(EGRR) and HER-2 in breast infiltrating duct carcinoma, and evaluate its clinical significance. Methods Expression of LRP, EGFR, HER-2, and vascular endothelial growth factor(VEGF) in breast cancer tissues from 76 patients were detected by using immunohistochemical techique. Results 1) The positive rate of LRP, EGFR, HER-2, and VEGF were 35.53%, 15.79% and 25%, respectively. There was no significant correlation among these factors in expression. 2) The expression of LRP was negatively correlated with the grade of tumor. 3) The expression of LRP, EGFR, HER-2 and VEGF was not correlated with lymph node metastasis. Conclusion Expression of LRP may play an important role in the malignant progression of the breast cancer, and could be used to judge the grade of breast cancer.

Key words: breast cancer, immunohistochemistry, lung-resistance protein, epidermal growth factor receptor, HER-2

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