Regulation of Apoptotic Effects by Erythrocarpine E, a Cytotoxic Limonoid from Chisocheton erythrocarpus in HSC-4 Human Oral Cancer Cells
2011

Effects of Erythrocarpine E on Human Oral Cancer Cells

publication Evidence: moderate

Author Information

Author(s): Nagoor Noor Hasima, Shah Jehan Muttiah Norliza, Soon Lim Chong, In Lionel L. A., Mohammad Khalit, Awang Khalijah

Primary Institution: University Malaya

Hypothesis

The study aims to determine the cytotoxic and apoptotic effects of erythrocarpine E on human oral squamous cell carcinoma.

Conclusion

Erythrocarpine E induces cytotoxicity and apoptosis in HSC-4 oral cancer cells, suggesting its potential as a cancer chemopreventive agent.

Supporting Evidence

  • CEB4 treated HSC-4 cells showed a cytotoxic effect and inhibited cell proliferation.
  • CEB4 induced apoptosis mediated cell death through the p53 signaling pathway.
  • CEB4 had minimal cytotoxic effects on normal cells, maintaining cell viability above 80%.
  • CEB4 treatment resulted in increased levels of pro-apoptotic protein Bax and decreased levels of anti-apoptotic protein Bcl-2.

Takeaway

This study found that a natural compound called erythrocarpine E can kill cancer cells in the mouth and might help in treating oral cancer.

Methodology

The study used MTT assays, annexin V-FITC staining, DNA fragmentation assays, and Western blotting to assess cytotoxicity and apoptosis.

Limitations

The study primarily focuses on in vitro results, and in vivo effects need further investigation.

Statistical Information

P-Value

4.0±1.9 µM

Statistical Significance

p≤0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0023661

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