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第四章 单基因遗传病 PowerPoint PPT Presentation


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第四章 单基因遗传病. 本章介绍 色盲患者辨不清红绿颜色,白化病患者没有黑色素产生,多指患者具有不正常的手型。引起这些不同症状的不同疾病具有相同的性质,它们都属于单基因遗传病。致病基因的性质和存在位置,决定了单基因遗传病的几种不同的遗传方式。根据系谱特点,运用系谱分析,可以推定某种单基因遗传病的遗传方式,计算后代的发病风险,从而预防单基因病患者的出生。. 第一节 系谱和系谱分析. 第二节 常染色体遗传病. 第三节 性连锁遗传病. 第四节 两种单基因病的自由组合与连锁互换. 第五节 单基因遗传病再发风险的估计. 第六节 影响单基因遗传病分析的几个问题.

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第四章 单基因遗传病

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