李佳蓉,姜怀志

• 1:吉林农业大学动物科学技术学院

摘要(Abstract)：

表观遗传学(Epigenetics)是指DNA序列没有变化,而基因表达或表型却发生了可遗传并潜在可逆的改变,对动物的生长发育、疾病抗性、繁殖等性状的表达起到了重要的调控作用。由于表观遗传学起到了解释传统遗传学对性状变异无法解释的作用,因此,近20年来,其在家养动物育种领域的研究速度极为迅速。文中综述和分析了表观遗传学在猪、牛、羊和鸡等传统家养动物育种领域的研究现状及相关技术的发展趋势,将对全面了解家养动物经济性状及优异性状形成的分子机制,拓展改善经济性状的育种手段提供理论依据。

关键词(KeyWords)： 表观遗传学;遗传育种;DNA甲基化;家养动物

Abstract:

Keywords:

基金项目(Foundation): 吉林省科技发展计划项目(20160204018NY)

作者(Author): 李佳蓉,姜怀志

DOI: 10.13326/j.jea.2018.0071

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