Objective to investigate the expression of MDM2 and P53 protein in osteosarcoma and its relation to the clinical-pathological parameters and prognosis of the tumor.

目的探讨骨肉瘤mdm2和P 53蛋白定位，表达水平，二者的相互关系及其对骨肉瘤转移及预后的影响。

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AIM: to study the expression of MDM2 and mutant-type P53 proteins in primary hepatocellular carcinoma (HCC).

目的：研究MDM2和突变型P 53蛋白表达与原发性肝细胞肝癌(HCC)发生的关系。

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Objective: to detect the expression of P16 and MDM2 in gastric tumors (including both benign and malignant ones), and explore their relationship in the cell apoptosis of gastric carcinoma.

目的：检测胃肿瘤及正常胃组织中P 16与MDM2的表达，探讨其在肿瘤凋亡中的相互关系。

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