MicroRNAs: a developing story

被引:255
作者
Pasquinelli, AE [1 ]
Hunter, S [1 ]
Bracht, J [1 ]
机构
[1] Univ Calif San Diego, Mol Biol Sect, Div Biol 0349, La Jolla, CA 92093 USA
关键词
D O I
10.1016/j.gde.2005.01.002
中图分类号
Q2 [细胞生物学];
学科分类号
071009 ; 090102 ;
摘要
Considering the intense genetic efforts applied to understanding development, it is surprising that a relatively large class of regulatory genes has newly surfaced. The first microRNA gene and its developmental role were described more than ten years ago, but only recently have we fully appreciated the broad and abundant presence of such genes. MicroRNAs are similar to 22 nucleotide RNAs that use antisense complementarity to inhibit expression of specific mRNAs. Recent studies of restricted expression patterns and functional roles have implicated specific microRNAs in complex genetic pathways regulating embryogenesis, hematopoiesis, neuronal differentiation and Hox-mediated development.
引用
收藏
页码:200 / 205
页数:6
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