Competing endogenous RNAs (ceRNAs): new entrants to the intricacies of gene regulation

被引:335
作者
Kartha, Reena V. [1 ]
Subramanian, Subbaya [2 ,3 ]
机构
[1] Univ Minnesota, Ctr Orphan Drug Res, Dept Expt & Clin Pharmacol, Minneapolis, MN 55455 USA
[2] Univ Minnesota, Dept Surg, Div Basic & Translational Res Inst, Minneapolis, MN 55455 USA
[3] Univ Minnesota, Mason Canc Ctr, Minneapolis, MN 55455 USA
关键词
LONG NONCODING RNAS; CIRCULAR RNAS; HEPATOCELLULAR-CARCINOMA; MESSENGER-RNAS; EMERGING ROLES; MICRORNA; CELL; TRANSCRIPTION; CANCER; PTEN;
D O I
10.3389/fgene.2014.00008
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
The discovery of microRNAs (miRNAs) has led to a paradigm shift in our basic understanding of gene regulation. Competing endogenous RNAs (ceRNAs) are the recent entrants adding to the complexities of miRNA mediated gene regulation. ceRNAs are RNAs that share miRNA recognition elements (MREs) thereby regulating each other. It is apparent that miRNAs act as rheostats that fine-tune gene expression and maintain the functional balance of various gene networks. Thus MREs in coding and non-coding transcripts have evolved to become the crosstalk hubs of gene interactions, affecting the expression levels and activities of different ceRNAs. Decoding the crosstalk between MREs mediated by ceRNAs is critical to delineate the intricacies in gene regulation, and we have just begun to unravel this complexity.
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页数:9
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