Open Access

miR‑135a‑5p inhibits tumor invasion by targeting ANGPT2 in gallbladder cancer

  • Authors:
    • Haiyan Diao
    • Xing Xu
    • Bin Zhao
    • Guanghua Yang
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  • Published online on: May 25, 2021     https://doi.org/10.3892/mmr.2021.12167
  • Article Number: 528
  • Copyright: © Diao et al. This is an open access article distributed under the terms of Creative Commons Attribution License.

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Abstract

Gallbladder cancer (GBC) is the most aggressive cancer type in the biliary tract, and our previous studies observed that microRNA (miR)‑135a‑5p expression was downregulated in GBC tissues. However, few studies have focused on the mechanism of action of the miR‑135a‑5p target genes in GBC. The present study aimed to investigate the regulatory role of miR‑135a‑5p signaling in GBC. The present study found that miR‑135a‑5p expression was downregulated in GBC tissue, as detected by immunohistochemistry and reverse transcription‑quantitative PCR. In addition, overexpression of miR‑135a‑5p significantly inhibited the proliferation and migration of GBC‑SD cells. Using a luciferase activity assay, it was identified that angiopoietin‑2 (ANGPT2) was a potential target gene of miR‑135a‑5p in GBC. Knockdown of ANGPT2 expression significantly inhibited the proliferation and invasion of GBC‑SD cells. In conclusion, the present results suggested that miR‑135a‑5p affected GBC cell proliferation and invasion by targeting ANGPT2. Moreover, miR‑135a‑5p may be a potential biomarker for GBC progression and a potential target for GBC therapeutic intervention.
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July-2021
Volume 24 Issue 1

Print ISSN: 1791-2997
Online ISSN:1791-3004

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Spandidos Publications style
Diao H, Xu X, Zhao B and Yang G: miR‑135a‑5p inhibits tumor invasion by targeting ANGPT2 in gallbladder cancer. Mol Med Rep 24: 528, 2021
APA
Diao, H., Xu, X., Zhao, B., & Yang, G. (2021). miR‑135a‑5p inhibits tumor invasion by targeting ANGPT2 in gallbladder cancer. Molecular Medicine Reports, 24, 528. https://doi.org/10.3892/mmr.2021.12167
MLA
Diao, H., Xu, X., Zhao, B., Yang, G."miR‑135a‑5p inhibits tumor invasion by targeting ANGPT2 in gallbladder cancer". Molecular Medicine Reports 24.1 (2021): 528.
Chicago
Diao, H., Xu, X., Zhao, B., Yang, G."miR‑135a‑5p inhibits tumor invasion by targeting ANGPT2 in gallbladder cancer". Molecular Medicine Reports 24, no. 1 (2021): 528. https://doi.org/10.3892/mmr.2021.12167