基因组印迹(genomic imprinting)又称遗传印迹(genetic imprinting),是不符合孟德尔遗传定律的特殊遗传现象,单等位基因表达亲本的遗传信息。
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目的研究遗传印迹是否与抽动障碍的遗传病因学有关。
Objective To investigate whether genomic imprinting is involved in the etiology of tic disorder.
结论抽动障碍的传递存在亲源特异性表达，抽动障碍病因学中可能存在遗传印迹机制。
Conclusion Parental specific expression exists in the transmission of tic disorder, which gives evidence that genomic imprinting may be involved in the genetic mechanism of tic disorder.
表遗传体系包括DNA甲基化、RNA干涉、基因组印迹和组蛋白密码等多方面。
The system of Epigenetics includes DNA methylation, RNA-interfering, genome imprinting and histone code and so on.
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