Down-regulation of microRNA-144-3p and its clinical value in non-small cell lung cancer: a comprehensive analysis based on microarray, miRNA-sequencing, and quantitative real-time PCR data

Autor: Yu-Ji Chen, Yi-Nan Guo, Ke Shi, Hui-Mei Huang, Shu-Ping Huang, Wen-Qing Xu, Zu-Yun Li, Kang-Lai Wei, Ting-Qing Gan, Gang Chen
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: Respiratory Research, Vol 20, Iss 1, Pp 1-18 (2019)
Druh dokumentu: article
ISSN: 1465-993X
DOI: 10.1186/s12931-019-0994-1
Popis: Abstract Background Previous studies have shown that miR-144-3p might be a potential biomarker in non-small cell lung cancer (NSCLC). Nevertheless, the comprehensive mechanism behind the effects of miR-144-3p on the origin, differentiation, and apoptosis of NSCLC, as well as the relationship between miR-144-3p and clinical parameters, has been rarely reported. Methods We investigated the correlations between miR-144-3p expression and clinical characteristics through data collected from Gene Expression Omnibus (GEO) microarrays, the relevant literature, The Cancer Genome Atlas (TCGA), and real-time quantitative real-time PCR (RT-qPCR) analyses to determine the clinical role of miR-144-3p in NSCLC. Furthermore, we investigated the biological function of miR-144-3p by Gene Ontology (GO), Kyoto Encyclopedia of Genes and Genomes (KEGG) analyses. Protein-protein interaction (PPI) network was created to identify the hub genes. Results From the comprehensive meta-analysis, the combined SMD of miR-144-3p was − 0.95 with 95% CI of (− 1.37, − 0.52), indicating that less miR-144-3p was expressed in the NSCLC tissue than in the normal tissue. MiR-144-3p expression was significantly correlated with stage, lymph node metastasis and vascular invasion (all P
Databáze: Directory of Open Access Journals
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