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应用流式细胞术对29例甲腺癌细胞的p53蛋白表达进行定量研究。结果表明,乳头状癌、滤泡性癌和髓样癌的p53蛋白表达阳性率分别为100%、81.3%和85.7%;且p53蛋白表达量(FI值)相互之间及高分化组与低分化组之间无明显差异(P>0.05)。笔者认为p53蛋白的阳性表达是甲状腺癌的一种常见现象;其表达量与甲状腺癌的组织学类型和分化程度无关。
Flow cytometry was used to quantitatively study the expression of p53 protein in 29 cases of thymic cancer cells. The results showed that the positive rates of p53 protein expression in papillary, follicular, and medullary carcinomas were 100%, 81.3%, and 85.7%, respectively; and the expression of p53 protein (FI value) was mutually high and high. There was no significant difference between the differentiation group and the poorly differentiated group (P>0.05). I believe that the positive expression of p53 protein is a common phenomenon of thyroid cancer; its expression has nothing to do with the histological type and differentiation of thyroid cancer.