Open Access

Honokiol induces apoptosis and suppresses migration and invasion of ovarian carcinoma cells via AMPK/mTOR signaling pathway

  • Authors:
    • Jin Sun Lee
    • Ji Young Sul
    • Jun Beom Park
    • Myung Sun Lee
    • Eun Young Cha
    • Young Bok Ko
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  • Published online on: March 5, 2019     https://doi.org/10.3892/ijmm.2019.4122
  • Pages: 1969-1978
  • Copyright: © Lee et al. This is an open access article distributed under the terms of Creative Commons Attribution License.

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Abstract

Honokiol, a natural biphenolic compound, exerts anticancer effects through a variety of mechanisms on multiple types of cancer with relatively low toxicity. Adenosine 5'‑phosphate‑activated protein kinase (AMPK), an essential regulator of cellular homeostasis, may control cancer progression. The present study aimed to investigate whether the anticancer activities of honokiol in ovarian cancer cells were mediated through the activation of AMPK. Honokiol decreased cell viability of 2 ovarian cancer cell lines, with an half‑maximal inhibitory concentration value of 48.71±11.31 µM for SKOV3 cells and 46.42±5.37 µM for Caov‑3 cells. Honokiol induced apoptosis via activation of caspase‑3, caspase‑7 and caspase‑9, and cleavage of poly‑(adenosine 5'‑diphosphate‑ribose) polymerase. Apoptosis induced by honokiol was weakened by compound C, an AMPK inhibitor, suggesting that honokiol‑induced apoptosis was dependent on the AMPK/mechanistic target of rapamycin signaling pathway. Additionally, honokiol inhibited the migration and invasion of ovarian cancer cells. The combined treatment of honokiol with compound C reversed the activities of honokiol in wound healing and Matrigel invasion assays. These results indicated that honokiol may have therapeutic potential in ovarian cancer by targeting AMPK activation.
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May-2019
Volume 43 Issue 5

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

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Spandidos Publications style
Lee JS, Sul JY, Park JB, Lee MS, Cha EY and Ko YB: Honokiol induces apoptosis and suppresses migration and invasion of ovarian carcinoma cells via AMPK/mTOR signaling pathway. Int J Mol Med 43: 1969-1978, 2019.
APA
Lee, J.S., Sul, J.Y., Park, J.B., Lee, M.S., Cha, E.Y., & Ko, Y.B. (2019). Honokiol induces apoptosis and suppresses migration and invasion of ovarian carcinoma cells via AMPK/mTOR signaling pathway. International Journal of Molecular Medicine, 43, 1969-1978. https://doi.org/10.3892/ijmm.2019.4122
MLA
Lee, J. S., Sul, J. Y., Park, J. B., Lee, M. S., Cha, E. Y., Ko, Y. B."Honokiol induces apoptosis and suppresses migration and invasion of ovarian carcinoma cells via AMPK/mTOR signaling pathway". International Journal of Molecular Medicine 43.5 (2019): 1969-1978.
Chicago
Lee, J. S., Sul, J. Y., Park, J. B., Lee, M. S., Cha, E. Y., Ko, Y. B."Honokiol induces apoptosis and suppresses migration and invasion of ovarian carcinoma cells via AMPK/mTOR signaling pathway". International Journal of Molecular Medicine 43, no. 5 (2019): 1969-1978. https://doi.org/10.3892/ijmm.2019.4122