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MicroRNA-1908-5p Inhibits Proliferation and Promotes Apoptosis by Targeting PP5 in NSCLC

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Specialty Pathology
Date 2020 Jan 15
PMID 31934036
Citations 2
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Abstract

MicroRNA-1908 is involved in the occurrence and development of various tumors. However, the mechanism of microRNA-1908-5p in the pathogenesis of non-small cell lung cancer (NSCLC) is not thoroughly studied. Protein phosphatase 5 catalytic subunit (PP5), a member of the protein phosphatase catalytic subunit family, may be a target of the microRNA-1908-5p. In order to further explore the mechanism of microRNA-1908-5p, real-time PCR was used to detect the expression of microRNA-1908-5p in non-small cell lung cancer tissues, and analyze the relationship between the expression of microRNA-1908-5p and clinical characteristics of lung cancer patients. The target of microRNA-1908-5p was predicted by bioinformatics and verified by Dual-luciferase assay. The effects of microRNA-1908-5p on the proliferation and apoptosis of lung cancer cells were examined at the cellular level. Nude mice tumorigenesis experiment was used to study the effect of microRNA-1908-5p on cancer cells. Western blot was used to detect the expression of related proteins. The results showed that the expression of microRNA-1908-5p in lung cancer tissues was significantly lower than that in adjacent tissues. The expression of microRNA-1908-5p in the non-metastatic lung cancer tissues was significantly higher than that in the metastatic lung cancer tissues, and the expression of microRNA-1908-5p was closely related to the survival rate of patients. Bioinformatics analysis combined with double luciferase assay showed that PP5 was a significant target of microRNA-1908-5p. Our results suggest that microRNA-1908-5p can regulate the pathogenesis of NSCLC by inhibiting PP5.

Citing Articles

miR-1908 Dysregulation in Human Cancers.

Shen J, Wu Y, Ruan W, Zhu F, Duan S Front Oncol. 2022; 12:857743.

PMID: 35463352 PMC: 9021824. DOI: 10.3389/fonc.2022.857743.


miR1908-5p regulates energy homeostasis in hepatocyte models.

Soubeyrand S, Lau P, Beehler K, McShane K, McPherson R Sci Rep. 2021; 11(1):23748.

PMID: 34887471 PMC: 8660805. DOI: 10.1038/s41598-021-03156-4.

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