Small nucleolar RNA 42 promotes the growth of hepatocellular carcinoma through the p53 signaling pathway

Abstract Recent studies show that small nucleolar RNAs (snoRNAs) play an important role in tumorigenesis. SNORA42 is a potential therapeutic target and prognostic biomarker for various cancers, and the aim of the present study was to investigate the function and clinical relevance of SNORA42 in hepa...

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Autores principales: Ganggang Wang, Jinghua Li, Ye Yao, Yingyi Liu, Peng Xia, Hao Zhang, Maohui Yin, Zhixiang Qin, Weijie Ma, Yufeng Yuan
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Publicado: Nature Publishing Group 2021
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Acceso en línea:https://doaj.org/article/228af5d1430445a3a27dc6f6d37b6018
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spelling oai:doaj.org-article:228af5d1430445a3a27dc6f6d37b60182021-11-14T12:12:29ZSmall nucleolar RNA 42 promotes the growth of hepatocellular carcinoma through the p53 signaling pathway10.1038/s41420-021-00740-52058-7716https://doaj.org/article/228af5d1430445a3a27dc6f6d37b60182021-11-01T00:00:00Zhttps://doi.org/10.1038/s41420-021-00740-5https://doaj.org/toc/2058-7716Abstract Recent studies show that small nucleolar RNAs (snoRNAs) play an important role in tumorigenesis. SNORA42 is a potential therapeutic target and prognostic biomarker for various cancers, and the aim of the present study was to investigate the function and clinical relevance of SNORA42 in hepatocellular carcinoma (HCC). We detected the expression levels of SNORA42 in HCC and normal liver tissue samples, as well as in tumor and hepatocyte-derived cell lines. SNORA42 was significantly upregulated in the HCC tissues and cells compared to the adjacent liver tissues and normal hepatocytes. Furthermore, overexpression of SNORA42 correlated with poor prognosis in the HCC patients. Knocking down SNORA42 in HCC cell lines decreased their proliferation, migration and invasion in vitro, and inhibited tumor growth and metastasis in vivo. In contrast, ectopic expression of SNORA42 promoted HCC cell proliferation and inhibited apoptosis. Mechanistically, SNORA42 exerted its oncogenic effects by targeting the p53 signaling pathway and cell cycle transition. In conclusion, SNORA42 acted as an oncogene in HCC and was a potential prognostic biomarker and therapeutic target.Ganggang WangJinghua LiYe YaoYingyi LiuPeng XiaHao ZhangMaohui YinZhixiang QinWeijie MaYufeng YuanNature Publishing GrouparticleNeoplasms. Tumors. Oncology. Including cancer and carcinogensRC254-282CytologyQH573-671ENCell Death Discovery, Vol 7, Iss 1, Pp 1-8 (2021)
institution DOAJ
collection DOAJ
language EN
topic Neoplasms. Tumors. Oncology. Including cancer and carcinogens
RC254-282
Cytology
QH573-671
spellingShingle Neoplasms. Tumors. Oncology. Including cancer and carcinogens
RC254-282
Cytology
QH573-671
Ganggang Wang
Jinghua Li
Ye Yao
Yingyi Liu
Peng Xia
Hao Zhang
Maohui Yin
Zhixiang Qin
Weijie Ma
Yufeng Yuan
Small nucleolar RNA 42 promotes the growth of hepatocellular carcinoma through the p53 signaling pathway
description Abstract Recent studies show that small nucleolar RNAs (snoRNAs) play an important role in tumorigenesis. SNORA42 is a potential therapeutic target and prognostic biomarker for various cancers, and the aim of the present study was to investigate the function and clinical relevance of SNORA42 in hepatocellular carcinoma (HCC). We detected the expression levels of SNORA42 in HCC and normal liver tissue samples, as well as in tumor and hepatocyte-derived cell lines. SNORA42 was significantly upregulated in the HCC tissues and cells compared to the adjacent liver tissues and normal hepatocytes. Furthermore, overexpression of SNORA42 correlated with poor prognosis in the HCC patients. Knocking down SNORA42 in HCC cell lines decreased their proliferation, migration and invasion in vitro, and inhibited tumor growth and metastasis in vivo. In contrast, ectopic expression of SNORA42 promoted HCC cell proliferation and inhibited apoptosis. Mechanistically, SNORA42 exerted its oncogenic effects by targeting the p53 signaling pathway and cell cycle transition. In conclusion, SNORA42 acted as an oncogene in HCC and was a potential prognostic biomarker and therapeutic target.
format article
author Ganggang Wang
Jinghua Li
Ye Yao
Yingyi Liu
Peng Xia
Hao Zhang
Maohui Yin
Zhixiang Qin
Weijie Ma
Yufeng Yuan
author_facet Ganggang Wang
Jinghua Li
Ye Yao
Yingyi Liu
Peng Xia
Hao Zhang
Maohui Yin
Zhixiang Qin
Weijie Ma
Yufeng Yuan
author_sort Ganggang Wang
title Small nucleolar RNA 42 promotes the growth of hepatocellular carcinoma through the p53 signaling pathway
title_short Small nucleolar RNA 42 promotes the growth of hepatocellular carcinoma through the p53 signaling pathway
title_full Small nucleolar RNA 42 promotes the growth of hepatocellular carcinoma through the p53 signaling pathway
title_fullStr Small nucleolar RNA 42 promotes the growth of hepatocellular carcinoma through the p53 signaling pathway
title_full_unstemmed Small nucleolar RNA 42 promotes the growth of hepatocellular carcinoma through the p53 signaling pathway
title_sort small nucleolar rna 42 promotes the growth of hepatocellular carcinoma through the p53 signaling pathway
publisher Nature Publishing Group
publishDate 2021
url https://doaj.org/article/228af5d1430445a3a27dc6f6d37b6018
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