寒冷环境下鱼类逆转座子大规模扩增的表观遗传调控机制研究

来源 :中国科协第264次青年科学家论坛暨中国科协水产动物育种与生物技术青年科学家论坛 | 被引量 : 0次 | 上传用户:dflhe88
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  适应性进化是生物学领域的热点之一,而生活在寒冷环境的极地鱼类一直是研究寒冷适应性进化的理想生物模型。我们利用比较基因组学和转录组学研究首次揭示南极鱼基因组在极端寒冷环境下发生大规模扩增,其中逆转座子(LINE 1)基因家族的扩增最为显著,高达300倍。
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