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Butein suppresses cervical cancer growth through the PI3K/AKT/mTOR pathway

Xue Bai1, Yaxin Ma2, Guobin Zhang1

  • 1No. 202 Hospital of PLA, Heping, Shenyang, Liaoning 110112, P.R. China.

Oncology Reports
|May 13, 2015
PubMed

Insights

Butein, a plant flavonoid, effectively inhibits cervical cancer cell growth, migration, and invasion. This compound also reduces tumor growth in mice, suggesting its potential as a novel therapeutic agent for cervical cancer.

Area of Science:

  • Oncology
  • Pharmacology
  • Biochemistry

Background:

  • Cervical cancer is a significant global health concern, ranking as the second most common cancer in women.
  • Butein, a flavonoid from plants, demonstrates anti-cancer properties by inducing apoptosis and inhibiting cancer cell migration and invasion.

Purpose of the Study:

  • To investigate the anti-cancer effects of butein on human cervical cancer cells (HeLa).
  • To elucidate the molecular mechanisms underlying butein's action.
  • To evaluate butein's efficacy in inhibiting cervical cancer tumor growth in vivo.

Main Methods:

  • In vitro studies using HeLa cells to assess cell viability, colony formation, apoptosis, cell cycle, and caspase activity.
  • In vivo studies using a human cervical cancer xenograft nude mouse model.
  • Analysis of reactive oxygen species (ROS) generation and key signaling pathway proteins (PI3K/AKT/mTOR).

Main Results:

  • Butein significantly inhibited HeLa cell viability, colony formation, migration, and invasion in a dose-dependent manner.
  • Butein induced G2/M cell cycle arrest and apoptosis, enhancing caspase-3, -8, and -9 activities.
  • Butein suppressed tumor growth in the xenograft model, increased ROS production, and reduced PI3K/AKT/mTOR phosphorylation.

Conclusions:

  • Butein exhibits potent anti-cancer effects against human cervical cancer cells in vitro and in vivo.
  • Butein's mechanism involves inducing apoptosis, cell cycle arrest, and modulating the PI3K/AKT/mTOR pathway.
  • Butein represents a promising therapeutic candidate for cervical cancer treatment.

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