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Adopting network pharmacology for cancer drug discovery
1Department of Pathology, Wayne State University School of Medicine, 4100 John R, HWCRC Room 732, Detroit, MI 48201, USA. azmia@karmanos.org
Abstract:
Cancer is a deadly disease and a huge burden to the society. Although the last 60 years has seen improvements in cancer diagnostics, treatment strategies against most of the complex malignancies have not lived up to the mark. In the drug discovery area, the attrition rates have spiraled out of control, indicating that there is certainly something amiss employing the current research approaches against cancer. Advances in computational biology have revealed that cancer is a disease arising from aberrations in complex biological networks and its understanding requires more information than that obtained from the reductionist strategies. Similarly, magic bullet drugs that are designed against a single pathway may not impact these highly intertwined and robust cancer networks. In order to rein in cancer, one has to revamp the concepts in understanding the mechanism of cancer and drastically reform the present approaches to drug discovery. The idea behind this review is to enlighten the readers about the emerging concept of 'Network Pharmacology' in drug discovery. Network technologies have allowed not only in the rational targeting of aberrant signaling in cancer but also helped in understanding secondary drug effects. Concepts in network methods that are helping hit identification, lead selection, optimizing drug efficacy, as well as minimizing side-effects are discussed. Finally, some of the successful network-based drug development strategies are shown through the examples cancer.
Insights
Network pharmacology offers a new approach to cancer drug discovery by analyzing complex biological networks. This strategy aims to improve treatment efficacy and reduce side effects for complex malignancies.
Area of Science:
- Oncology
- Computational Biology
- Pharmacology
Background:
- Cancer remains a significant societal burden with limited treatment success for complex malignancies.
- Current cancer research and drug discovery approaches, often reductionist, face high attrition rates.
- Cancer arises from complex biological network aberrations, necessitating systems-level understanding.
Purpose of the Study:
- To introduce and discuss the emerging concept of Network Pharmacology for cancer drug discovery.
- To highlight how network-based approaches can address limitations in traditional drug development.
- To explore the application of network technologies in understanding and targeting complex cancer networks.
Main Methods:
- Review of network technologies and computational biology advances in cancer research.
- Discussion of network methods for hit identification, lead selection, and drug optimization.
- Analysis of network-based strategies for understanding drug efficacy and minimizing side effects.
Main Results:
- Network pharmacology enables rational targeting of aberrant signaling pathways in cancer.
- Network approaches facilitate the understanding of secondary drug effects.
- Successful examples of network-based drug development in cancer are presented.
Conclusions:
- Revamping cancer understanding and drug discovery approaches is crucial.
- Network pharmacology provides a promising framework for developing more effective cancer therapeutics.
- Systems-level analysis through network pharmacology can lead to improved cancer treatment strategies.
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