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Expression of breast cancer resistance protein (BCRP) in normal human tissues and tumor samples
Author(s): 
Pages: 74-76
Year: Issue:  2
Journal: JIANGXI MEDICAL JOURNAL

Keyword:  多药耐药性(MDR)乳腺癌耐药蛋白(BCRP);
Abstract: 目的研究乳腺癌耐药蛋白BCRP在人体正常和肿瘤组织中的表达及其意义.方法采用半定量RT-PCR检测BCRP在人体正常组织和乳腺癌、胃癌组织中的表达水平.结果研究发现BCRP mRNA在胎盘和肝脏组织中表达较高,在结肠、小肠、胃、乳腺和肾脏组织中表达较低,在胰腺、脾脏、外周血白细胞和卵巢组织中检测不到.20例乳腺癌中有5例(25%)BCRP阳性表达,而20例胃癌中BCRP均未表达.结论乳腺癌耐药蛋白BCRP在人体的一些正常组织和乳腺癌中具有表达,其作用可能与该组织的外排功能有关.
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