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为探讨甲状腺肿瘤中p２１ｒａｓ、ＰＣＮＡ的表达及意义，我们用免疫组化方法对８８例甲状腺肿瘤标本进行了研究，以期对甲状腺肿瘤的诊断及预后提供参考。１ 资料与方法１１ 一般资料 选取山东医科大学附属医院病理科１９８８～１９９６年间经手术切除的甲状腺肿瘤标本，从
To investigate the expression and significance of p21ras and PCNA in thyroid tumors, we used immunohistochemistry to study 88 cases of thyroid tumors in order to provide reference for the diagnosis and prognosis of thyroid tumors. 1 Materials and Methods 11 General Information Select surgically resected thyroid tumor specimens from Department of Pathology, Affiliated Hospital of Shandong Medical University from 1988 to 1996.