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在原发性前列腺癌中AGR2的临床影响:来自一项大型研究的结果
Moritz Wambach1, Matteo Montani2, Josefine Runz3
1Institute of Pathology, University Hospital Bonn, Bonn, Germany.
概括
前侧梯度-2 (AGR2) 在大多数前列腺癌中是上调调节的,但随着瘤等级的提高,其表达会下降. 这项研究发现AGR2不是前列腺癌存活率的独立预后标志物.
科学领域:
- 在瘤学瘤学.
- 分子生物学分子生物学
- 尿路病理学 尿路病理学
背景情况:
- 前侧梯度-2 (AGR2) 与各种固体瘤有关.
- 对于AGR2的前列腺癌表达数据与其预后价值相矛盾.
研究的目的:
- 评估大前列腺癌队列中的AGR2表达.
- 为了将AGR2表达与临床病理学数据和患者存活率相关联.
主要方法:
- 用免疫组织化学分析了1023个前列腺癌样本中的AGR2蛋白表达.
- 癌症组织中的AGR2水平与相邻的正常前列腺组织进行了比较.
- 对二分化AGR2表达水平进行了统计分析.
主要成果:
- 与正常组织相比,AGR2在93.5%的前列腺癌病例中过度表达.
- 较高的AGR2表达与较低的瘤等级相关 (ISUP).
- 在多变量分析中,AGR2表达与患者存活率呈反向关系,但缺乏独立的预后意义.
结论:
- 在大多数前列腺癌中,AGR2显著上调.
- 虽然AGR2表达随着瘤等级的增加而下降,但它不能作为前列腺癌的独立预后指标.
- 在前列腺癌中AGR2的诊断价值似乎有限.
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