C-erbB-2过度表达对乳腺癌术后化疗选择的影响

被引:6
作者
唐发宝
夏勇
机构
[1] 南昌市第三医院乳腺疾病研究所药学研究室
关键词
过度表达; CMF; 化疗方案; 乳腺癌患者; C-erbB-2;
D O I
暂无
中图分类号
R737.9 [乳腺肿瘤];
学科分类号
100214 ;
摘要
<正>C-erbB-2为人类原癌基因,也称HER-2/neu,位于第17对染色体长臂21位(17q21),编码1255个具有跨膜酪氨酸激酶活性的生长因子受体,是表皮生长因子受体家族成员之一,分子量约为185 kD,因此又被称为p185。C-erbB-2在正常组织中不表达或微量表达,人类肿瘤组织如乳腺癌、卵巢癌、子宫内膜癌、输卵管癌、宫颈癌、前列腺癌、胃癌、唾液腺癌、舌癌、头颈部鳞癌、非小细胞性肺癌,C-erbB-2过度表达的约30%。临床评估C-erbB-2表达状态,主要通过免疫组化法(IHC)和原位荧光原位杂交法(FISH),IHC检测为C-erbB-2(+++)或IHC检测为C-erbB-2(++)/FISH检测为(+)者,确定为C-erbB-2过度表达。C-erbB-2是乳腺癌重要的分子生物学标记,其表达过度与否不仅在乳腺癌发生、发展、转移和预后中起重要作用,对乳腺癌的化疗也具有十分重要的临床参考价值。
引用
收藏
页码:901 / 902
页数:2
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