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乳腺肿瘤组织中GATA3的表达及临床意义

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目的:探讨乳腺肿瘤组织中转录因子GATA3的表达及其与临床病理特征的相关性。方法应用免疫组化EnVision两步法检测132例乳腺恶性肿瘤组织、29例乳腺良性肿瘤组织及35例乳腺癌旁组织中GATA3蛋白的表达,并将GATA3的表达与临床病理特征进行对比分析。结果(1)GATA3在正常人乳腺腺腔细胞中表达,乳腺癌组织中GATA3的阳性率为77%;(2)乳腺弥漫性大B细胞淋巴瘤和梭形细胞恶性肿瘤中GATA3不表达;(3) GATA3在三阴型乳腺癌中的阳性率低于其他分子类型乳腺癌(χ2=29.354,P<0.001)。结论 GATA3表达与乳腺肿瘤的病理类型和病理分级相关,可作为乳腺癌鉴别诊断和预后的标志物。
Expression of GATA3 in breast tumor and its clinical significance
Purpose To investigate the expression of GATA3 in breast tumors and its clinical significance. Methods Immunohisto-chemistry EnVision method was used to detect the expression of GATA3 protein in 132 cases of breast malignant tumor tissue, 29 cases of breast benign tumor tissue, 35 cases of breast carcinoma adjacent tissue. Besides, the GATA3 expression level was compared with several clinicopathological parameters. Result (1) All the breast normal tissues expressed GATA3, while 77% of the breast cancer tissue were found to be GATA3 positive. (2) GATA3 did not expressed in diffuse large B cell lymphoma and spindle cell malignant tumor of breast. (3) In the triple negative breast cancer, the expression of GATA3 was lower than that of any other subtypes of breast carcinoma (χ2 =29. 354, P<0. 001). Conclusion The positive expression of GATA3 is correlated to classification and grade in breast tumor. Detection of the expression of this biological maker may provide a valuable marker for the differential diagnosis and prog-nostic of breast carcinoma.

breast neoplasmGATA3immunohistochemistrypathlogical diagnosis

程凯、周晓蝶、余波、王海、周晓军、石群立

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南京军区南京总医院病理科,南京 210002

乳腺肿瘤 GATA3 免疫组织化学 病理诊断

南京军区南京总医院院管课题

2012045

2015

临床与实验病理学杂志
安徽医科大学,中华医学会安徽分会

临床与实验病理学杂志

CSTPCDCSCD北大核心
影响因子:0.776
ISSN:1001-7399
年,卷(期):2015.(7)
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