Anti-Her-2/neu antibody induces apoptosis in Her-2/neu overexpressing breast cancer cells independently from p53 status
2001

Anti-Her-2/neu Antibody and Breast Cancer Cells

Sample size: 7 publication Evidence: moderate

Author Information

Author(s): Brodowicz T, Kandioler D, Tomek S, Ludwig C, Rudas M, Kunstfeld R, Koestler W, Hejna M, Budinsky A, Wiltschke C, Zielinski C C

Primary Institution: University Hospital, Ludwig Boltzmann Institute for Clinical Experimental Oncology, Vienna, Austria

Hypothesis

Does anti-Her-2/neu antibody induce apoptosis in breast cancer cells regardless of p53 status?

Conclusion

The study found that anti-Her-2/neu antibody induces apoptosis in breast cancer cells independently of p53 status.

Supporting Evidence

  • All seven tested breast cancer cell lines exhibited apoptosis when treated with anti-Her-2/neu antibody.
  • The apoptosis was independent of the p53 and bcl-2 status of the cells.
  • Anti-Her-2/neu antibody did not induce apoptosis in HER-2/neu negative cell lines.

Takeaway

This study shows that a specific antibody can make breast cancer cells die, no matter if they have a working p53 gene or not.

Methodology

The effect of anti-Her-2/neu antibody on apoptosis was investigated in various breast cancer cell lines with different p53 and bcl-2 statuses.

Digital Object Identifier (DOI)

10.1054/bjoc.2001.2197

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