International Journal of Oral Biology

The Korean Academy of Oral Biology (대한구강생물학회)
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Anticancer Properties of Icariside II in Human Oral Squamous Cell Carcinoma Cells

  • Kim, In-Ryoung (Department of Oral Anatomy, School of Dentistry, Pusan National University) ;
  • Kim, Young-Seok (Department of Oral Anatomy, School of Dentistry, Pusan National University) ;
  • Yu, Su-Bin (Department of Oral Anatomy, School of Dentistry, Pusan National University) ;
  • Kang, Hae-Mi (Department of Oral Anatomy, School of Dentistry, Pusan National University) ;
  • Kwak, Hyun-Ho (Department of Oral Anatomy, School of Dentistry, Pusan National University) ;
  • Park, Bong-Soo (Department of Oral Anatomy, School of Dentistry, Pusan National University)
  • Received : 2016.02.03
  • Accepted : 2016.02.26
  • Published : 2016.03.31
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Abstract

OSCC is currently the most common malignancy of the head and neck, affecting tens of thousands of patients per year worldwide. Natural flavonoids from plants are potential sources for novel anti-cancer drugs. Icariin is the active ingredient of flavonol glycoside, which is derived from the medical plant Herba Epimedii. A metabolite of icariin, icariside II exhibits a variety of pharmacological actions, including anti-rheumatic, anti-depressant, cardiovascular protective, and immunomodulatory functions. However, the exact mechanism causing the apoptosis-inducing effect of icariside II in OSCC is still not fully understood. In the present study, we assessed the anti-cancer effect of icariside II in OSCC cell lines by measuring its effect on cell viability, cell proliferation, and mitochondria membrane potential (MMP). Icariside II treatment of OSCC cells resulted in a dose- and time-dependent decrease in cell viability. Hoechst staining indicated apoptosis in icariside II-treated HSC cells. Icariside II inhibited cell proliferation and induced apoptosis in HSC cells, with significant increases in all present parameters in HSC-4 cells. The results clearly suggested that icariside II induced apoptosis via activation of intrinsic pathways and caspase cascades in HSC-4 cell lines. The collective findings of the study suggested that Icariside II is a potential treatment for OSCC; in addition, the data could provide a basis for the development of a novel anti-cancer strategy.

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References

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