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作 者:常保东[1] 曹林升[2] 张力[1] 葛永超[1] 邱晓辉[1] 郑涛[1] 郭全喜[1]
机构地区:[1]郑州市第三人民医院泌尿外科,450000 [2]福建医科大学第一附属医院泌尿外科 福建医科大学第一附属医院泌尿外科 福建医科大学第一附属医院泌尿外科
出 处:《肿瘤研究与临床》2011年第6期368-371,共4页Cancer Research and Clinic
基 金:郑州市医学科技攻关项目(200813-18)
摘 要:目的探讨环氧合酶-2(COX-2)、血管内皮生长因子(VEGF)表达与透明细胞性肾细胞癌(CCRCC)患者预后的关系。方法应用免疫组织化学EnVision法检测80例CCRCC患者肿瘤组织和20例输尿管癌或肾盂癌患者正常肾组织中COX一2、VEGF的表达情况,结合临床病理参数分析二者与CCRCC患者预后的关系。结果COX-2在CCRCC组织中的阳性表达率为65.00%(52/80),显著高于正常肾组织中的10.00%(2/20)(x^2=7.760,P=0.021);VEGF在CCRCC中的阳性表达率为61.25%(49/80),高于正常肾组织中的20.00%(4/20)(X^2=8.870,P=0.012)。COX-2的表达和CCRCCTNM分期(X^2=8.200,P=0.005)、组织学分级(X^2=13.860,P=0.000)以及淋巴结转移(X^2=6.050,P=0.001)有相关性,而与年龄(X^2=0.560,P=0.663)和肿瘤大小(x^2=0.700,P=0.528)无相关性;CCRCC组织中COX-2和VEGF的表达呈正相关(r=0.485,P〈0.01)。COX-2、VEGF的表达和CCRCC患者预后相关(分别为X^2=18.280,P=0.038;X^2=6.420,P=0.042)。结论COX-2和VEGF在CCRCC组织中的表达与肿瘤的发生、发展及预后密切相关,可以作为CCRCC患者的预后指标。Objective To investigate the expression of eyelooxgenase 2 (COX-2) and vascular endothelial growth factor (VEGF) in clear cell renal cell carcinoma (CCRCC) and their correlation with Prognosis. Methods EnVision immunohistochemistry was used to determine the expression of COX-2 and VEGF in 80 CCRCC tissues and 20 normal kidney tissues .The relationship between the above marks and prognosis were analyzed. Results The positive rates of COX-2 [65.00 % (52/80) vs 10.00 % (2/20), A; = 7.760, P = 0.021] and VEGF [61.25 % (49/20) vs 20.00 (4/80),)(2 = 8.870, P = 0.012] were much higher in CCRCC than those in normal kidney. The expression of COX-2 was correlated with TNM stage (X^2 = 8.200, P =0.005), histological grade (X^2 = 13.860, P= 0.000) and lymph node metastasis (X^2=6.050, P=0.001) in CCRCC, but not with age (X^2= 0.560, P = 0.663) and diameter of tumor (X^2 = 0.700, P=0.528). Both COX-2 expression and VEGF expression were associated significantly with prognosis in CCRCC (X^2=18.280, P=0.038; X^2= 6.420, P=0.042, respectively). There was a positive correlation between COX-2 and VEGF in CCRCC (r =0.485, P 〈 0.01). Conclusion COX-2 is related to prognosis in CCRCC and can be used as prognostic indicators in patients.
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