Abstract:
:Long non-coding RNAs (lncRNAs) had been proved to be pivotal regulators in carcinogenesis. On the basis of competitive endogenous RNAs (ceRNAs) system, lncRNAs significantly expanded their regulating networks. In our research, we aimed to figure out the exact role of lncRNA HNF1A-AS1 in the pathogenesis of hepatocellular carcinoma (HCC), in a ceRNA-dependent way. First, we revealed: HNF1A-AS1 was frequently overexpressed in HCC tissues and cell lines and its relative high expression was closely related to larger tumor size, multiple tumor lesions, poor differentiation and advanced TNM stage. Then we found: HNF1A-AS1 functioned as an oncogene in tumor growth and apoptosis through sponging tumor-suppressive hsa-miR-30b-5p (miR-30b) and de-repressing Bcl-2. Further experiments identified: HNF1A-AS1-miR-30b axis significantly promoted autophagy under starvation and ATG5 was first proved to be a target of miR-30b. In summary, we identified HNF1A-AS1-miR-30b axis as a key regulator in hepatocarcinogenesis, which may be promising biomarkers and therapeutic targets in the future.
journal_name
Biochem Biophys Res Communjournal_title
Biochemical and biophysical research communicationsauthors
Liu Z,Wei X,Zhang A,Li C,Bai J,Dong Jdoi
10.1016/j.bbrc.2016.04.054subject
Has Abstractpub_date
2016-05-13 00:00:00pages
1268-1275issue
4eissn
0006-291Xissn
1090-2104pii
S0006-291X(16)30549-6journal_volume
473pub_type
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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pub_type: 杂志文章
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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更新日期:2001-10-19 00:00:00
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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journal_title:Biochemical and biophysical research communications
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pub_type: 杂志文章
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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更新日期:2005-08-05 00:00:00
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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