摘要
目的:探讨环氧化酶2(COX2)和血管内皮细胞生长因子(VEGF)在前列腺癌中的表达及临床意义。方法:采用免疫组化SP法检测40例前列腺癌和10例良性前列腺增生(BPH)组织中COX2和VEGF的表达。结果:前列腺癌组织中COX2和VEGF的阳性表达均明显高于BPH(P<0.01);COX2和VEGF在前列腺癌中的表达水平与其病理分级和临床分期均呈正相关(P均<0.05);前列腺癌中COX2表达水平和VEGF的表达水平相关(χ2=4.768,P=0.01)。结论:COX2可能诱导VEGF的表达而促进前列腺癌肿瘤血管的生成和侵袭转移。COX2和VEGF是检测前列腺癌的较好分子标志物,可望用于前列腺癌的辅助诊断和预后判断。
Objective: To evaluate expressions of cyclooxygenase-2 (COX-2) and vascular endothelial growth factor(VEGF) in primary prostate cancer and its clinical significance. Methods: Expressions of COX-2 and VEGF were detected by immunohistochemical assay in tissues of 40 prostate cancer and 10 benign prostatic hyperplasia samples. Results: COX-2 and VEGF levels in prostate cancer were much higher than those in BPH. The degrees of cancer malignancy and invasion positively correlated with the expressions of COX-2 and VEGF. COX-2 level positively correlated with VEGF level. Conclusion: The abnormal expression of COX-2 plays an important role in the development of primary prostate cancer. COX-2 and VEGF are good molecular markers of prostate cancer which are hopeful to be used for the assitant diagnosis and the prediction of prognosis of prostate cancer. Natl J Androl,2006,12 (3) :207- 210
出处
《中华男科学杂志》
CAS
CSCD
2006年第3期207-210,共4页
National Journal of Andrology
基金
教育部"留学回国人员科研启动基金"教外司留[2000]367号
关键词
前列腺肿瘤
环氧化酶2
血管内皮细胞生长因子
免疫组化
prostatic neoplasms
cyclooxygenase-2
vascular endothelial growth factor
immunohistochemistry-