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A new classification system of anticancer drugs - based on cell biological mechanisms
1Cancer Center of Integrated Traditional and Western Medicine, Cancer Hospital of Tianjin, Tianjin Medical University, Ti-Yuan-Bei, He-Xi District, China. ilwxz@163.com
Abstract:
The arrival of a great number of new anticancer agents has made it necessary to reclassify all of them. We established a new classification system based on cell biological mechanisms. Anticancer drugs were grouped as cytotoxic drug and modifier, which could regulate the interaction of tumor, host and drugs. The modifiers were subdivided into three groups: cell biological modifier which reverses the abnormal biological behaviour of tumor cells, biological response modifier which regulates the host response of tumor and biochemical modulator which affects the host's metabolic pathway of cytotoxic drug to enhance the chemosensitivity or reduce the adverse reaction. Combination with cell biological modifiers and cytotoxic drugs play a double role of killer and rectifier for tumor cells, whereas biological response modifiers and cytotoxic drugs are combined to regulate the tumor-host interaction. Biochemical modulators and cytotoxic drugs are combined to enhance the chemosensitivity or improve the dose of cytotoxic drugs.
Insights
A new classification system for anticancer drugs based on cell biological mechanisms is proposed. This system categorizes drugs as cytotoxic or modifiers, improving understanding of their roles in cancer treatment.
Area of Science:
- Oncology
- Pharmacology
- Cell Biology
Background:
- Numerous novel anticancer agents necessitate a revised classification system.
- Existing classifications may not fully capture the complex mechanisms of action for new drugs.
Purpose of the Study:
- To establish a novel classification system for anticancer agents.
- To categorize drugs based on their underlying cell biological mechanisms.
Main Methods:
- Development of a classification system based on cell biological mechanisms.
- Grouping anticancer drugs into cytotoxic agents and modifiers.
- Subdividing modifiers into cell biological, biological response, and biochemical modulators.
Main Results:
- Anticancer drugs are classified as cytotoxic or modifiers.
- Modifiers are further categorized by their function: reversing tumor cell behavior, regulating host response, or altering drug metabolism.
- Combinations of cytotoxic drugs with modifiers offer enhanced therapeutic strategies.
Conclusions:
- The proposed classification system provides a framework for understanding diverse anticancer agent mechanisms.
- This system aids in optimizing combination therapies by clarifying drug interactions.
- It facilitates a better understanding of how drugs modulate tumor cells, host responses, and drug metabolism.
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