这就提出了一个问题：究竟检测多少个基因才足以对患病风险作出有意义的估计。
This raises the question of how many genes a test needs to look at to yield a meaningful estimate of risk.
本文通过实验方法研究设计和临床应用，探讨肿瘤多药耐药基因（MDR-1）的异常表达检测方法及其临床意义。
Through experimental method design and clinical application, this paper investigated the detecting method and clinical significance of multi-drug resistance gene (MDR-1) expression.
目的检测MUC1基因在不同类型乳腺癌组织中的表达水平，探讨其在乳腺癌诊断、转移和预后评价中的意义。
Objective To detect the expressed level of Mucin gene (MUC1) in variety classes breast cancer, and approach this sense for the diagnosis of breast cancer, the metastasis and the prognostic evaluation.
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