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Published on: March 24, 2013
The Influence of Metabolism on Drug Response in Cancer
Esther A Zaal1, Celia R Berkers1,2
1Biomolecular Mass Spectrometry and Proteomics, Bijvoet Center for Biomolecular Research, Utrecht University, Utrecht, Netherlands.
Abstract:
Resistance to therapeutic agents, either intrinsic or acquired, is currently a major problem in the treatment of cancers and occurs in virtually every type of anti-cancer therapy. Therefore, understanding how resistance can be prevented, targeted and predicted becomes increasingly important to improve cancer therapy. In the last decade, it has become apparent that alterations in cellular metabolism are a hallmark of cancer cells and that a rewired metabolism is essential for rapid tumor growth and proliferation. Recently, metabolic alterations have been shown to play a role in the sensitivity of cancer cells to widely-used first-line chemotherapeutics. This suggests that metabolic pathways are important mediators of resistance toward anticancer agents. In this review, we highlight the metabolic alterations associated with resistance toward different anticancer agents and discuss how metabolism may be exploited to overcome drug resistance to classical chemotherapy.
Insights
Cancer cells develop resistance to therapies through altered metabolism. Understanding these metabolic changes is key to overcoming drug resistance and improving cancer treatment outcomes.
Area of Science:
- Oncology
- Cancer Biology
- Metabolic Research
Background:
- Therapeutic agent resistance is a significant challenge in cancer treatment across all modalities.
- Cancer cells exhibit altered cellular metabolism, crucial for their growth and proliferation.
- Metabolic reprogramming is increasingly recognized as a factor influencing cancer cell sensitivity to chemotherapy.
Purpose of the Study:
- To review metabolic alterations associated with resistance to various anticancer agents.
- To explore the potential of exploiting metabolic pathways to overcome chemotherapy resistance.
Main Methods:
- Literature review of studies investigating cancer metabolism and drug resistance.
- Analysis of metabolic pathways implicated in intrinsic and acquired resistance.
- Synthesis of findings on the role of metabolism in mediating sensitivity to chemotherapeutics.
Main Results:
- Metabolic alterations are a common hallmark of cancer cells contributing to resistance.
- Specific metabolic pathways are linked to resistance against diverse anticancer drugs.
- Rewired metabolism in cancer cells influences their response to conventional chemotherapy.
Conclusions:
- Metabolic pathways are critical mediators of resistance to anticancer therapies.
- Targeting metabolic alterations presents a promising strategy to overcome drug resistance.
- Further research into cancer metabolism is essential for developing more effective cancer treatments.
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