Correlation of TRAIL expression with prognosis of bladder transitional cell carcinoma

JOURNAL OF SHANDONG UNIVERSITY(HEALTH SCIENCES)(2009)

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Abstract
目的 检测膀胱移行细胞癌(BTCC)和正常膀胱组织中肿瘤坏死因子相关凋亡诱导配体(TRAIL)的表达,探讨TRAIL表达与BTCC预后的关系.方法 免疫组化Elivision法检测76例BTCC和15例正常膀胱组织病理标本中TRAIL的表达;结合临床病理学资料分析其之间的相关性.结果 76例BTCC病理标本中有45例(59.21%)TRAIL阴性表达,G2、G3组的TRAIL阴性表达率(68.63%)明显高于G1组(40.00%, P<0.05);肿瘤多发组中TRAIL阴性表达率(75.86%)明显高于单发组(48.94%, P<0.05).log-rank test分析TRAIL表达阴性组与阳性组间无复发生存率有统计学意义(P<0.05),TRAIL阴性表达组的无复发生存时间(33.65月)明显低于阳性表达组(46.49月).结论 TRAIL在BTCC中表达下调,且与BTCC数目、分级、复发相关,可作为判断BTCC预后的参考指标.
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Key words
Tumor Regression,Cancer Cell Metabolism,Cancer Metabolism,Tumor Targeting
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