MicroRNA‑383‑5p inhibits the proliferation and promotes the apoptosis of gastric cancer cells by targeting cancerous inhibitor of PP2A

  • Authors:
    • Xinxin Li
    • Jinpeng Yuan
    • Qiangjian Cao
    • Aosi Xie
    • Juntian Chen
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  • Published online on: May 12, 2020     https://doi.org/10.3892/ijmm.2020.4603
  • Pages: 397-405
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Abstract

The aberrant expression of microRNA (miRNAor miR)‑383‑5p has been found in numerous types of cancer. However, the function of miR‑383‑5p in gastric cancer (GC) remains elusive and requires further investigation. In the present study, the level of miR‑383‑5p and cancerous inhibitor of PP2A (CIP2A) in GC cell lines was determined by reverse transcription‑quantitative PCR analysis. GC cell proliferation, apoptosis and cell cycle distribution were determined by the MTT assay and flow cytometry, respectively. The mRNA target of miR‑383‑5p was identified by dual luciferase activity assay. It was observed that the expression of miR‑383‑5p was lower and that of CIP2A was higher in GC cells compared with the GES‑1 normal human gastric epithelial cell line. Transfectoin with miR‑383‑5p mimic significantly inhibited GC cell proliferation, while it promoted cell apoptosis and G0/G1 arrest by targeting CIP2A. Taken together, the findings of the present study demonstrate that miR‑383‑5p inhibits GC cell proliferation and promotes apoptosis and G0/G1 arrest by targeting CIP2A, indicating that targeting miR‑383‑5p may hold promise as a future therapeutic strategy for patients with GC.
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July-2020
Volume 46 Issue 1

Print ISSN: 1107-3756
Online ISSN:1791-244X

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Spandidos Publications style
Li X, Yuan J, Cao Q, Xie A and Chen J: MicroRNA‑383‑5p inhibits the proliferation and promotes the apoptosis of gastric cancer cells by targeting cancerous inhibitor of PP2A. Int J Mol Med 46: 397-405, 2020
APA
Li, X., Yuan, J., Cao, Q., Xie, A., & Chen, J. (2020). MicroRNA‑383‑5p inhibits the proliferation and promotes the apoptosis of gastric cancer cells by targeting cancerous inhibitor of PP2A. International Journal of Molecular Medicine, 46, 397-405. https://doi.org/10.3892/ijmm.2020.4603
MLA
Li, X., Yuan, J., Cao, Q., Xie, A., Chen, J."MicroRNA‑383‑5p inhibits the proliferation and promotes the apoptosis of gastric cancer cells by targeting cancerous inhibitor of PP2A". International Journal of Molecular Medicine 46.1 (2020): 397-405.
Chicago
Li, X., Yuan, J., Cao, Q., Xie, A., Chen, J."MicroRNA‑383‑5p inhibits the proliferation and promotes the apoptosis of gastric cancer cells by targeting cancerous inhibitor of PP2A". International Journal of Molecular Medicine 46, no. 1 (2020): 397-405. https://doi.org/10.3892/ijmm.2020.4603