Survivin Inhibition Is Critical for Bcl-2 Inhibitor-Induced Apoptosis in Hepatocellular Carcinoma Cells
2011

Survivin Inhibition Enhances Apoptosis in Liver Cancer Cells

Sample size: 10 publication 10 minutes Evidence: moderate

Author Information

Author(s): Zhao Xiangxuan, Ogunwobi Olorunseun O., Liu Chen

Primary Institution: University of Florida

Hypothesis

The study aims to investigate the therapeutic effects of the Bcl-2 inhibitor ABT-263 on hepatocellular carcinoma (HCC) and the role of survivin inhibition in enhancing apoptosis.

Conclusion

The combination of ABT-263 and the survivin inhibitor YM-155 significantly induces apoptosis in HCC cells without harming normal human hepatocytes.

Supporting Evidence

  • ABT-263 alone did not induce apoptosis in HCC cells at low doses.
  • The combination of ABT-263 and YM-155 resulted in significant apoptosis in HCC cells.
  • Survivin inhibition through gene silencing enhanced ABT-263-induced apoptosis.

Takeaway

This study found that a special cancer drug works better when combined with another drug that stops a protein called survivin, which helps cancer cells survive.

Methodology

The study involved treating HCC cell lines with ABT-263 and YM-155, assessing apoptosis through Hoechst staining and Western blotting for caspase activation.

Potential Biases

Potential bias in the selection of cell lines and treatments used.

Limitations

The study primarily focuses on in vitro results, which may not fully translate to in vivo conditions.

Participant Demographics

Liver cancer tissues from more than 10 different patients were analyzed.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0021980

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication