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Quantitative study on expression of Cyclin D1 and CDK4 in ameloblastoma
Author(s): YANG Wei, LIU Jinzhong, CHEN Liming, TANG Zuo, XIONG Guifa, HU Jinsong, LI Jinsong
Pages: 325-
327
Year: 2003
Issue:
6
Journal: JOURNAL OF CLINICAL STOMATOLOGY
Keyword: 成釉细胞瘤; Cyclin D1; CDK4; 免疫组化; 原位杂交;
Abstract: 目的检测成釉细胞瘤中Cyclin D1和CDK4的表达,探讨其在成釉细胞瘤中的作用及意义.方法选取52例成釉细胞瘤,其中良性35例,恶性17例,另取10例正常口腔黏膜作对照研究.应用免疫组化SP方法和原位杂交技术检测52例成釉细胞瘤和10例对照的正常口腔黏膜Cyclin D1蛋白及其mRNA和CDK4蛋白的表达.结果良性和恶性成釉细胞中Cyclin D1蛋白及其mRNA的表达均显著高于对照的口腔黏膜(p<0/01).CDK4的表达在良性、恶性和对照的口腔黏膜各组之间均具有显著性差异(p<0.01).复发组CDK4的阳性细胞率(76.26±20.36)显著高于未复发组(65.45±17.41) (p<0.01).在性别、年龄、发病部位、瘤体大小等方面Cyclin D1和CDK4表达均无显著性差异(p>0.05).Cyclin D1蛋白及其mRNA的表达呈显著的正相关关系(p<0.01).结论 Cyclin D1和CDK4参与成釉细胞瘤的发生和发展,CDK4可作为判断预后的参考指标.
Citations
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