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Updated: Aug 16, 2025

Production and Detection of Reactive Oxygen Species ROS in Cancers
Published on: November 21, 2011
Receptor-Mediated Redox Imbalance: An Emerging Clinical Avenue against Aggressive Cancers
Xiaofeng Dai1, Erik W Thompson2,3, Kostya Ken Ostrikov4
1Wuxi School of Medicine, Jiangnan University, Wuxi 214122, China.
Abstract:
Cancer cells are more vulnerable to abnormal redox fluctuations due to their imbalanced antioxidant system, where cell surface receptors sense stress and trigger intracellular signal relay. As canonical targets of many targeted therapies, cell receptors sensitize the cells to specific drugs. On the other hand, cell target mutations are commonly associated with drug resistance. Thus, exploring effective therapeutics targeting diverse cell receptors may open new clinical avenues against aggressive cancers. This paper uses focused case studies to reveal the intrinsic relationship between the cell receptors of different categories and the primary cancer hallmarks that are associated with the responses to external or internal redox perturbations. Cold atmospheric plasma (CAP) is examined as a promising redox modulation medium and highly selective anti-cancer therapeutic modality featuring dynamically varying receptor targets and minimized drug resistance against aggressive cancers.
Insights
Cancer cells
Area of Science:
- Oncology
- Biochemistry
- Plasma Medicine
Background:
- Cancer cells exhibit an imbalanced antioxidant system, making them susceptible to redox fluctuations.
- Cell surface receptors detect stress and initiate intracellular signaling, influencing cancer progression.
- Targeting cell receptors is a key strategy in cancer therapy, but mutations can lead to drug resistance.
Purpose of the Study:
- To investigate the relationship between cell receptor categories, cancer hallmarks, and responses to redox perturbations.
- To explore cold atmospheric plasma (CAP) as a therapeutic modality for aggressive cancers by targeting cell receptors.
- To assess CAP's potential in overcoming drug resistance through dynamic receptor targeting.
Main Methods:
- Focused case studies analyzing cell receptor categories and cancer hallmarks.
- Examination of redox perturbations and their impact on cancer cells.
- Evaluation of cold atmospheric plasma (CAP) as a therapeutic intervention.
Main Results:
- A clear link was established between cell receptor types and cancer hallmarks influenced by redox changes.
- Cold atmospheric plasma (CAP) demonstrated potential as a selective anti-cancer therapeutic.
- CAP showed promise in modulating redox balance and targeting diverse cell receptors.
Conclusions:
- Understanding the interplay between cell receptors and redox status is crucial for developing novel cancer therapies.
- Cold atmospheric plasma (CAP) presents a promising, selective therapeutic approach for aggressive cancers, potentially minimizing drug resistance.
- Targeting cell receptors with redox-modulating agents like CAP offers new clinical avenues against challenging cancers.
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