Co-culture of hepatoma cells with hepatocytic precursor (stem-like) cells inhibits tumor cell growth and invasion by downregulating Akt/NF-κB expression

  • Authors:
    • Cheng‑Jun Sui
    • Miao Xu
    • Wei‑Qing Li
    • Jia‑Mei Yang
    • Hong‑Zhu Yan
    • Hui‑Min Liu
    • Chun‑Yan Xia
    • Hong‑Yu Yu
  • View Affiliations

  • Published online on: September 13, 2016     https://doi.org/10.3892/ol.2016.5128
  • Pages: 4054-4060
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Abstract

Hepatocytic stem cells (HSCs) have inhibitory effects on hepatocarcinoma cells. The present study investigated the effects of HSC activity in hepatocarcinoma cells in vitro. A Transwell co‑culture system of hepatocytic precursor (stem‑like) WB‑F344 cells and hepatoma CBRH‑7919 cells was used to assess HSC activity in metastasized hepatoma cells in vitro. Nude mouse xenografts were used to assess HSC activity in vivo. Co‑culture of hepatoma CBRH‑7919 cells with WB‑F344 cells suppressed the growth and colony formation, tumor cell migration and invasion capacity of CBRH‑7919 cells. The nude mouse xenograft assay demonstrated that the xenograft size of CBRH‑7919 cells following co‑culture with WB‑F344 cells was significantly smaller compared with that of control cells. Furthermore, the expression levels of the epithelial markers E‑cadherin and β‑catenin were downregulated, while the mesenchymal markers α‑SMA and vimentin were upregulated. Co‑culture of CBRH‑7919 cells with WB‑F344 cells downregulated NF‑κB and phospho‑Akt expression. In conclusion, hepatocytic precursor (stem‑like) WB‑F344 cells inhibited the growth, colony formation and invasion capacity of metastasized hepatoma CBRH‑7919 cells in vitro and in vivo by downregulating Akt/NF‑κB signaling.
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November-2016
Volume 12 Issue 5

Print ISSN: 1792-1074
Online ISSN:1792-1082

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Spandidos Publications style
Sui CJ, Xu M, Li WQ, Yang JM, Yan HZ, Liu HM, Xia CY and Yu HY: Co-culture of hepatoma cells with hepatocytic precursor (stem-like) cells inhibits tumor cell growth and invasion by downregulating Akt/NF-κB expression. Oncol Lett 12: 4054-4060, 2016
APA
Sui, C., Xu, M., Li, W., Yang, J., Yan, H., Liu, H. ... Yu, H. (2016). Co-culture of hepatoma cells with hepatocytic precursor (stem-like) cells inhibits tumor cell growth and invasion by downregulating Akt/NF-κB expression. Oncology Letters, 12, 4054-4060. https://doi.org/10.3892/ol.2016.5128
MLA
Sui, C., Xu, M., Li, W., Yang, J., Yan, H., Liu, H., Xia, C., Yu, H."Co-culture of hepatoma cells with hepatocytic precursor (stem-like) cells inhibits tumor cell growth and invasion by downregulating Akt/NF-κB expression". Oncology Letters 12.5 (2016): 4054-4060.
Chicago
Sui, C., Xu, M., Li, W., Yang, J., Yan, H., Liu, H., Xia, C., Yu, H."Co-culture of hepatoma cells with hepatocytic precursor (stem-like) cells inhibits tumor cell growth and invasion by downregulating Akt/NF-κB expression". Oncology Letters 12, no. 5 (2016): 4054-4060. https://doi.org/10.3892/ol.2016.5128