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Published on: July 28, 2020
Targeted anticancer therapies: mouse models help uncover the mechanisms of tumor escape
Renée van Amerongen1, Anton Berns
1Division of Molecular Genetics and Centre of Biomedical Genetics, Netherlands Cancer Institute, Plesmanlaan 121, 1066 CX Amsterdam, The Netherlands.
Abstract:
In contrast to conventional chemotherapeutic agents, modern anticancer therapies are aimed at attacking specific targets in a tumor. While these therapies show promising clinical effects, their success is limited by the development of resistance to the antitumor agent, a phenomenon that is well known in regular cancer therapies. As illustrated in a novel study by Debies and colleagues in The Journal of Clinical Investigation, mouse models for cancer serve as promising tools for advancing our understanding of the tumor response to targeted therapy. However, the experimental setup and selected model system may evoke unexpected escape mechanisms. Here, we discuss the promises and pitfalls of these approaches.
Insights
Targeted cancer therapies show promise, but drug resistance remains a challenge. Mouse models help study tumor response to targeted therapy, revealing potential limitations and unexpected resistance mechanisms.
Area of Science:
- Oncology
- Pharmacology
- Cancer Research
Background:
- Modern anticancer therapies target specific tumor components, offering improved clinical outcomes over traditional chemotherapy.
- Development of resistance to antitumor agents is a significant limitation, hindering the long-term efficacy of targeted cancer treatments.
Purpose of the Study:
- To explore the utility of mouse models in understanding tumor response to targeted anticancer therapy.
- To discuss the potential challenges and unexpected resistance mechanisms that may arise in experimental cancer models.
Main Methods:
- Utilized mouse models to investigate tumor response to targeted therapy.
- Analyzed experimental setups and model systems for their influence on therapeutic outcomes.
Main Results:
- Mouse models are valuable tools for studying targeted cancer therapy.
- Experimental design and model selection can inadvertently trigger tumor escape mechanisms, leading to resistance.
Conclusions:
- While promising, the application of mouse models in targeted cancer therapy research requires careful consideration of potential pitfalls.
- Further research is needed to optimize experimental approaches and overcome resistance in targeted anticancer treatments.
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