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第一节 概述 一、 什么是基因诊断 所谓基因诊断,就是在基因水平上对疾病或人体的状态进行诊断,它包括产前诊断,是一种新的临床诊断方法。 是以 DNA 和 RNA 为诊断材料,利用分子生物学技术,通过检查基因的结构或表型来诊断疾病的方法和过程;其临床意义在于能检测 DNA 或 RNA 的结构变动与否,量的多少及表达情况等,以确定被检查者是否存在基因水平的异常变化,以此作为疾病确诊或进行基因治疗的依据。. 第十六章 基因诊断. 二、基因诊断的概念界定以下 6 个方面内容: (一)诊断水平 基因水平 - PowerPoint PPT Presentation
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