增殖细胞核抗原在皮肤鳞癌中的表达

被引:5
作者
王建力
陈莉
机构
[1] 南通医学院附属医院皮肤科!江苏
[2] 南通医学院附属医院病理解剖教研室!江苏
关键词
癌,鳞状细胞; 抗原,增殖细胞核;
D O I
暂无
中图分类号
R739.5 [皮肤肿瘤];
学科分类号
100214 ;
摘要
免疫组织化学ABC法检测50例鳞癌细胞核中增殖细胞核抗原(PCNA)的表达。在原位观察肿瘤细胞的增殖活性,探讨其与肿瘤分级、转移的关系。结果显示:PCNA阳性反应定位于细胞核内,在正常上皮中PCNA阳性细胞呈有规律分布;在肿瘤细胞中PCNA阳性呈异质性分布,提示癌细胞生长失调与DNA合成紊乱,同时也反映了癌细胞群体的增殖水平。鳞癌细胞核内PCNA表达与癌细胞分化和转移呈正相关(P<0.05)。在鳞癌间质中部分间质细胞与免疫反应细胞也呈PCNA阳性,提示癌细胞通过自分泌和旁分泌生长因子,可同时引起肿瘤本身和周围细胞的增殖。
引用
收藏
页码:86+88 / 86+88
页数:2
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