Triptolide prevents proliferation and migration of Esophageal Squamous Cell Cancer via MAPK/ERK signaling pathway

Ma Yanchun1, Wang Yi1, Wang Lu1

  • 1Department of Pathology, Shanxi Medical University, Taiyuan, Shanxi 030001, PR China; Shanxi Key Laboratory of Carcinogenesis and Translational Research of Esophageal Cancer, Shanxi Medical University, Taiyuan, Shanxi 030001, PR China; Key Laboratory of Cellular Physiology, Ministry of Education, Shanxi Medical University, Taiyuan, Shanxi 030001, PR China.

Insights

Triptolide effectively inhibits Esophageal Squamous Cell Cancer (ESCC) progression by inducing cell cycle arrest and apoptosis. This study suggests triptolide as a potential therapeutic candidate for ESCC treatment.

Area of Science:

  • Oncology
  • Pharmacology
  • Molecular Biology

Background:

  • Triptolide, derived from a traditional Chinese herb, exhibits anti-tumor properties.
  • The anti-cancer effects of triptolide on Esophageal Squamous Cell Cancer (ESCC) remain largely uninvestigated.

Purpose of the Study:

  • To elucidate the anti-cancer effects of triptolide on ESCC cells.
  • To investigate the molecular mechanisms underlying triptolide's action in ESCC.

Main Methods:

  • In vitro assays assessing cell proliferation, invasion, migration, and survivability.
  • Cell cycle analysis and apoptosis assays.
  • Western blotting to analyze key protein expressions and signaling pathways (p53, MAPK/ERK).
  • In vivo validation using a mouse xenograft model.

Main Results:

  • Triptolide significantly inhibited ESCC cell proliferation, invasion, migration, and survival.
  • Triptolide induced G1/S phase cell cycle arrest and apoptosis via cyclin D1-CDK4/6 and caspase activation.
  • Triptolide modulated apoptosis through the p53 pathway and metastasis via the MAPK/ERK pathway.
  • Inhibition of ESCC was confirmed in a mouse xenograft model.

Conclusions:

  • Triptolide demonstrates significant anti-cancer activity against ESCC in vitro and in vivo.
  • Triptolide exerts its effects by regulating cell cycle, apoptosis, and metastasis signaling pathways.
  • Triptolide shows promise as a potential therapeutic agent for Esophageal Squamous Cell Cancer.

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