circRNA_0001006 predicts prognosis and regulates cellular processes of triple-negative breast cancer via miR-424-5p

Autor: Jiaqi Liu, Linna Kong, Wenqing Bian, Xiaona Lin, Feifei Wei, Jun Chu
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Cell Division, Vol 18, Iss 1, Pp 1-9 (2023)
Druh dokumentu: article
ISSN: 1747-1028
DOI: 10.1186/s13008-023-00089-4
Popis: Abstract Background circular RNAs (circRNAs) have been considered novel biomarker candidates for human cancers, such as triple-negative breast cancer (TNBC). circ_0001006 was identified as a differentially expressed circRNA in metastatic breast cancer, but its significance and function in TNBC were unclear. The significance of circ_0001006 in TNBC was assessed and exploring its potential molecular mechanism to provide a therapeutic target for TNBC. Results circ_0001006 showed significant upregulation in TNBC and close association with patients’ histological grade, Ki67 level, and TNM stage. Upregulated circ_0001006 could predict a worse prognosis and high risk of TNBC patients. In TNBC cells, silencing circ_0001006 suppressed cell proliferation, migration, and invasion. In mechanism, circ_0001006 could negatively regulate miR-424-5p, which mediated the inhibition of cellular processes by circ_0001006 knockdown. Conclusions Upregulated circ_0001006 in TNBC served as a poor prognosis predictor and tumor promoter via negatively regulating miR-424-5p.
Databáze: Directory of Open Access Journals
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