Does Doxycycline work in synergy with cisplatin and oxaliplatin in colorectal cancer?
2009

Doxycycline and Its Effects on Colorectal Cancer Treatment

publication Evidence: moderate

Author Information

Author(s): Sagar Jayesh, Sales Kevin, Dijk Sas, Taanman JanWillem, Seifalian Alexander, Winslet Mark

Primary Institution: University College London

Hypothesis

Does doxycycline work in synergy with cisplatin and oxaliplatin in colorectal cancer?

Conclusion

Doxycycline has a role in inducing apoptosis in colorectal cancer cells but does not show any synergistic effects with platinum compounds.

Supporting Evidence

  • Doxycycline increased caspase 3 activity compared to control.
  • Caspase 3 activity was lower in cells treated with both doxycycline and platinum compounds.
  • The study suggests possible caspase-independent actions of doxycycline.

Takeaway

Doxycycline can help kill cancer cells, but it doesn't work better when combined with certain chemotherapy drugs.

Methodology

HT 29 colorectal cancer cells were treated with cisplatin and oxaliplatin with or without doxycycline, and caspase 3 gene expression and activity were measured.

Limitations

The study did not explore all potential mechanisms of action for doxycycline.

Statistical Information

P-Value

p = 0.001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1477-7819-7-2

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