Survivin在胰腺癌中的表达及其与胰腺癌增殖活性的关系
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王宇令

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The expression of survivin gene and the relationship with proliferative activity in pancreatic adenocarcinoma〖STBZ〗
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    目的:探讨Survivin在胰腺癌中的表达及其与胰腺癌增殖活性的关系。 方法:用RTPCR法检测62例胰腺癌、12例慢性胰腺炎和10例正常胰腺组织中SurvivinmRNA的表达;用免疫组织化学法检测胰腺癌中增殖细胞核抗原(PCNA)的表达,并观察两者的关系。 结果:SurvivinmRNA在胰腺癌中表达率为74.2%,在慢性胰腺炎及正常胰腺组织中不表达,前者与后两者差异有显著性 (P<0.01);与胰腺癌的分化程度、临床分期及淋巴结转移无明显关系(P>0.05)。Survivin的表达与胰腺癌增殖活性有关;Survivin阳性肿瘤具有较高的增殖活性,其PCNA指数为(46.4±15.2)%,明显高于Survivin表达阴性肿瘤者(28.4±14.8)%(P<0.01)。结论:Survivin基因在胰腺癌中过表达,并与胰腺癌的高增殖有关。提示该基因对胰腺癌的发生和发展起重要作用。Survivin基因有望成为胰腺癌诊断和治疗的新靶点。

    Abstract:

    Objective;To study the expression of Survivin and the relationship with proliferative activity in pancreatic carcinoma (PC). Methods;The expression of SurvivinmRNA was investigated by reverse transcriptasepolymerase chain reaction (RTPCR) in 62 cases of PC samples, 12 cases of chronic pancreatitis(CP) samples, and 10 cases of normal pancreatic tissue samples. Meanwhile,the expression of proliferative cell nuclear antigen(PCNA) was detected by immunohistochemical assay. Results;The expressionof Survivin gene was detected in a significantly greater proportion in PC (74.2%) than CP (0/12) and normal pancreatic tissue(0/10) (P<0.05). There was no relationship between Survivin gene expression and histological differentiation, clinical stage, or lymph nodes metastasis of PC. Furthermore, Survivinpositive PC had higher PCNALI than that of survivin negative PC (P<0.01). Conclusions;The expression of Survivin gene is increased in PC and related to higher proliferation potential of PC, and that Suggested that survivin may play an important role in the pathogenesis and progression of PC. Survivin may be identified as a new potential diagnostic/therapeutic target of PC.

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王宇令,刘源,张建勋,葛春林. Survivin在胰腺癌中的表达及其与胰腺癌增殖活性的关系[J].中国普通外科杂志,2005,14(11):5-819.
DOI:10.7659/j. issn.1005-6947.2005.11.005

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  • 在线发布日期: 2005-11-25