Pan-cancer analysis of the prognostic and immunological role of nucleophosmin/nucleoplasmin 3 (NPM3) and its potential significance in lung adenocarcinoma

Autor: Qianhui Wei, Jing Zhou, Xinyue Wang, Zhaona Li, Xiuqiong Chen, Kaidi Chen, Richeng Jiang
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Cancer Pathogenesis and Therapy, Vol 1, Iss 4, Pp 238-252 (2023)
Druh dokumentu: article
ISSN: 2949-7132
DOI: 10.1016/j.cpt.2023.06.004
Popis: Background: Nucleophosmin/nucleoplasmin 3 (NPM3), a member of the NPM protein family, is widely expressed in various human tissues. Although previous studies identified elevated NPM3 expression in several cancers, a systematic pan-cancer analysis remains lacking. In this study, we conducted a comprehensive analysis of NPM3 to determine its role in tumorigenesis and tumor development. Methods: Using data from The Cancer Genome Atlas (TCGA) and various bioinformatics analysis tools, we conducted a pan-cancer analysis of NPM3. Additionally, we collected gene expression and clinical data from 890 patients with lung adenocarcinoma (LUAD) from TCGA and the Gene Expression Omnibus database. We performed Cox regression analyses to explore the independent prognostic value of NPM3 expression in LUAD and plotted a nomogram to predict patient survival. We also used real-time quantitative polymerase chain reaction (RT-qPCR) to examine the expression levels of NPM3 in seven pairs of LUAD and paraneoplastic tissue samples. Results: NPM3 expression was significantly increased in 20 types of cancer and was associated with poor prognosis in five types (P
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