Abstract:
:Recently, RNAs interacting with proteins have been implicated in playing an important role in the occurrence and progression of oesophageal squamous cell carcinoma (ESCC). In this study, we found that NELFA mRNA interacts with Rad17 through a novel noncoding mode in the nucleus and that the aberrant expression of USF2 contributed to the upregulation of Rad17 and NELFA. Subsequent experiments demonstrated that the deletion of NELFA mRNA significantly decreased ESCC proliferation and colony formation in vitro. Moreover, NELFA mRNA knockdown inhibited DNA damage repair and promoted apoptosis. Mechanistic studies indicated that NELFA mRNA regulated the interaction between Rad17 and RFC2-5, which had a major impact on the phosphorylation of CHK1, CHK2 and BRCA1. NELFA mRNA expression was consistently elevated in ESCC patients and closely related to decreased overall survival. Taken together, our results confirmed the critical role of the noncoding function of NELFA mRNA in ESCC tumorigenesis and indicated that NELFA mRNA can be regarded as a therapeutic target and an independent prognostic indicator in ESCC patients.
journal_name
Mol Oncoljournal_title
Molecular oncologyauthors
Xu J,Wang G,Gong W,Guo S,Li D,Zhan Qdoi
10.1002/1878-0261.12619subject
Has Abstractpub_date
2020-03-01 00:00:00pages
611-624issue
3eissn
1574-7891issn
1878-0261journal_volume
14pub_type
杂志文章abstract::Resistance to HER2-targeted therapies remains a major obstacle in the treatment of HER2-overexpressing breast cancer. Understanding the molecular pathways that contribute to the development of drug resistance is needed to improve the clinical utility of novel agents, and to predict the success of targeted personalized...
journal_title:Molecular oncology
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pub_type: 杂志文章
doi:10.1016/j.molonc.2008.02.002
更新日期:2008-06-01 00:00:00
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journal_title:Molecular oncology
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更新日期:2019-09-01 00:00:00
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journal_title:Molecular oncology
pub_type: 杂志文章
doi:10.1016/j.molonc.2011.08.002
更新日期:2011-12-01 00:00:00
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pub_type: 杂志文章
doi:10.1002/1878-0261.12138
更新日期:2017-12-01 00:00:00
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pub_type: 杂志文章
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更新日期:2015-08-01 00:00:00
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