Comprehensive analysis of coexpressed long noncoding RNAs and genes in breast cancer

2018 ◽  
Vol 45 (2) ◽  
pp. 428-437 ◽  
Author(s):  
Ying Dong ◽  
Ting Zhang ◽  
Xining Li ◽  
Feng Yu ◽  
Yue Guo
2021 ◽  
Vol 22 (16) ◽  
pp. 8427
Author(s):  
Beata Smolarz ◽  
Anna Zadrożna-Nowak ◽  
Hanna Romanowicz

Long noncoding RNAs (lncRNAs) are the largest groups of ribonucleic acids, but, despite the increasing amount of literature data, the least understood. Given the involvement of lncRNA in basic cellular processes, especially in the regulation of transcription, the role of these noncoding molecules seems to be of great importance for the proper functioning of the organism. Studies have shown a relationship between disturbed lncRNA expression and the pathogenesis of many diseases, including cancer. The present article presents a detailed review of the latest reports and data regarding the importance of lncRNA in the development of cancers, including breast carcinoma.


2021 ◽  
Vol 7 (1) ◽  
Author(s):  
Dongwen Rong ◽  
Qian Dong ◽  
Huajun Qu ◽  
Xinna Deng ◽  
Fei Gao ◽  
...  

AbstractIncreasing evidence demonstrates that long noncoding RNAs (lncRNAs) play critical roles in human breast cancer (BC) tumorigenesis. However, the mechanisms by which lncRNA and N6-methyladenosine (m6A) regulate BC tumorigenesis are still unclear. In the present research, LINC00958 was markedly overexpressed in BC tissue and cells, and LINC00958 upregulation promoted the tumor progression of BC cells. Mechanistically, m6A methyltransferase-like 3 (METTL3) gave rise to the upregulation of LINC00958 by promoting its RNA transcript stability. Moreover, LINC00958 acted as a competitive endogenous RNA for miR-378a-3p to promote YY1. Overall, these data provide novel insight into how m6A-mediated LINC00958 regulates BC tumorigenesis.


2017 ◽  
Vol 5 (1) ◽  
pp. 23-34 ◽  
Author(s):  
Andrew J. Warburton ◽  
David N. Boone

Cancers ◽  
2020 ◽  
Vol 12 (6) ◽  
pp. 1424 ◽  
Author(s):  
Toshihiko Takeiwa ◽  
Kazuhiro Ikeda ◽  
Yuichi Mitobe ◽  
Kuniko Horie-Inoue ◽  
Satoshi Inoue

Long noncoding RNAs (lncRNAs) are defined as RNAs longer than 200 nucleotides that do not encode proteins. Recent studies have demonstrated that numerous lncRNAs are expressed in humans and play key roles in the development of various types of cancers. Intriguingly, some lncRNAs have been demonstrated to be involved in endocrine therapy resistance for breast cancer through their own mechanisms, suggesting that lncRNAs could be promising new biomarkers and therapeutic targets of breast cancer. Here, we summarize the functions and mechanisms of lncRNAs related to the endocrine therapy resistance of breast cancer.


2020 ◽  
Vol 235 (6) ◽  
pp. 5059-5071 ◽  
Author(s):  
Maryam Abolghasemi ◽  
Sadra S. Tehrani ◽  
Tooba Yousefi ◽  
Ansar Karimian ◽  
Ata Mahmoodpoor ◽  
...  

2013 ◽  
Author(s):  
Hui Jia ◽  
Leonard Lipovich ◽  
Donghong Ju ◽  
Mary A. Kosir

2020 ◽  
Vol 2020 ◽  
pp. 1-15 ◽  
Author(s):  
Xiao-Xiao Li ◽  
Li-Juan Wang ◽  
Jie Hou ◽  
Hong-Yang Liu ◽  
Rui Wang ◽  
...  

Breast cancer is the most common cancer observed in adult females, worldwide. Due to the heterogeneity and varied molecular subtypes of breast cancer, the molecular mechanisms underlying carcinogenesis in different subtypes of breast cancer are distinct. Recently, long noncoding RNAs (lncRNAs) have been shown to be oncogenic or play important roles in cancer suppression and are used as biomarkers for diagnosis and therapy. In this study, we identified 134 lncRNAs and 6,414 coding genes were differentially expressed in triple-negative (TN), human epidermal growth factor receptor 2- (HER2-) positive, luminal A-positive, and luminal B-positive breast cancer. Of these, 37 lncRNAs were found to be dysregulated in all four subtypes of breast cancers. Subtypes of breast cancer special modules and lncRNA-mRNA interaction networks were constructed through weighted gene coexpression network analysis (WGCNA). Survival analysis of another public datasets was used to verify the identified lncRNAs exhibiting potential indicative roles in TN prognosis. Results from heat map analysis of the identified lncRNAs revealed that five blocks were significantly displayed. High expressions of lncRNAs, including LINC00911, CSMD2-AS1, LINC01192, SNHG19, DSCAM-AS1, PCAT4, ACVR28-AS1, and CNTFR-AS1, and low expressions of THAP9-AS1, MALAT1, TUG1, CAHM, FAM2011, NNT-AS1, COX10-AS1, and RPARP-AS1 were associated with low survival possibility in TN breast cancers. This study provides novel lncRNAs as potential biomarkers for the therapeutic and prognostic classification of different breast cancer subtypes.


2015 ◽  
Vol 15 (3) ◽  
pp. 222-226 ◽  
Author(s):  
Guangxue Wang ◽  
Cuicui Liu ◽  
Shengqiong Deng ◽  
Qian Zhao ◽  
Tieyan Li ◽  
...  

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