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恶性黑色素瘤细胞角蛋白的表达
引用本文:苏红英,张白凌,陈余朋,高凌云,高美钦. 恶性黑色素瘤细胞角蛋白的表达[J]. 福建医科大学学报, 2006, 40(6): 553-555
作者姓名:苏红英  张白凌  陈余朋  高凌云  高美钦
作者单位:1. 福建医科大学,病理学系,肿瘤研究所,福州,350004
2. 福建医科大学,附属口腔医院病理科,福州,350002
3. 福建医科大学,附属第一医院病理科,福州,350005
摘    要:目的 对细胞角蛋白(CK)在恶性黑色素瘤的表达情况及其鉴别诊断意义进行研究. 方法 应用免疫组织化学方法检测38例恶性黑色素瘤中CK及S-100蛋白、HMB45、Vimentin表达情况. 结果 CK在恶性黑色素瘤的阳性表达率为32%(12/38),其中原发性恶性黑色素瘤阳性表达率23%(6/26),转移性恶性黑色素瘤阳性表达率50%(6/12);S-100蛋白、HMB45和Vimentin在恶性黑色素瘤阳性表达率分别为87%,76%和97%. 结论 CK在原发性和转移性恶性黑色素瘤有不同程度的表达,CK阳性不能作为诊断癌、排除恶性黑色素瘤的依据.

关 键 词:黑色素瘤  角蛋白  免疫组织化学
文章编号:1672-4194(2006)06-0553-03
修稿时间:2006-04-27

Expression of Cytokeratin in Malignant Melanomas
Su Hongying,Zhang Bailing,Chen Yupeng,Gao Lingyun,Gao Meiqin. Expression of Cytokeratin in Malignant Melanomas[J]. Journal of Fujian Medical University, 2006, 40(6): 553-555
Authors:Su Hongying  Zhang Bailing  Chen Yupeng  Gao Lingyun  Gao Meiqin
Abstract:Objective To detect the expression and differential diagnosis significance of cytokeratin(CK) in malignant melanomas.Methods To detect the expressions of CK,S-100 protein,HMB45 and vimentin among 38 cases of malignant melanoma using the immunohistochemical method.Results The positive expression rate of CK in malignant melanomas was 32%(12/38).Among them the positive expression rate of CK was 23%(6/26) in melanomas and it was 50%(6/12) in metastatic melanomas.The positive expression rate of S-100 protein,HMB45,and vimentin in malignant melanomas was 87%,76% and 97% respectively.Conclusion There are different degrees of positive expressions of CK in both the primary and the metastatic melanomas.The CK positive expression in melanoma alone is not sufficient to justify a diagnosis of melanomas or its deny.
Keywords:melanoma  keratin  immunohistochemistry
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