摘要
<正>MicroRNAs(miRNAs)是一类内生性的、进化上高度保守的单链成熟非编码RNA,长度约21~25个核苷酸,广泛存在植物、动物及微生物中~[1-2],参与生物体的胚胎形成、个体生长发育、机体免疫、疾病防御以及繁殖和糖脂类代谢等生命过程~[3-8]。目前,基于生物信息学预测,miRNAs约占整个基因组的2%~3%~[9]。自Lee等~[10]利用定位克隆法从秀丽隐杆线虫(Caenorhabditis elegans)中克隆到
引文
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