Antitumour activity of DMXAA in TNF receptor-1 knockout mice
Author Information
Author(s): Zhao L, Ching L-M, Kestell P, Baguley B C
Primary Institution: Auckland Cancer Society Research Centre, Faculty of Medical and Health Sciences, The University of Auckland
Hypothesis
What is the role of tumour necrosis factor signalling in the action of DMXAA?
Conclusion
DMXAA shows significant antitumour activity in TNF receptor-1 knockout mice without causing host toxicity.
Supporting Evidence
- DMXAA induced similar TNF activity in both wild-type and TNFR1−/− mice.
- The maximum tolerated dose of DMXAA was significantly higher in TNFR1−/− mice.
- At a higher dose, DMXAA was curative in TNFR1−/− mice, similar to lower doses in wild-type mice.
Takeaway
DMXAA is a drug that can help fight tumors, and it works even better in mice that don't have a specific receptor that usually helps with the drug's side effects.
Methodology
The study used TNF receptor-1 knockout mice and wild-type mice to compare the effects of DMXAA on tumor growth, toxicity, and TNF production.
Limitations
The study was conducted in mice, and results may not directly translate to humans.
Participant Demographics
C57Bl/6 and TNFR1−/− mice aged 6 to 12 weeks.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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