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Epigenetic-based therapy: From single- to multi-target approaches
Rosaria Benedetti1, Mariarosaria Conte1, Concetta Iside1
1Dipartimento di Biochimica, Biofisica e Patologia Generale, Seconda Università di Napoli, Vico L. De Crecchio 7, 80138 Napoli, Italy.
Abstract:
The treatment of cancer has traditionally been based on the identification of a single molecule and/or enzymatic function (target) responsible for a particular phenotype, and therefore on the ability to stimulate, attenuate or inhibit its activity through the use of selective compounds. However, cancer is no longer considered a disease caused by a single factor, but is now recognized as a multi-factorial disorder. Genetic, epigenetic and metabolic factors all contribute to neoplasia, causing significant changes in molecular networks that govern cell growth, development, death and specialization. Consequently, many antitumor therapies are no longer directed against a single target but the biological system as a whole, in which functions determining the onset and maintenance of a physio-pathological state are modulated. The field of epi-drug discovery is currently in a transitional phase where the search for putative anticancer drugs is shifting from single-target-oriented molecules to network-active compounds and to epi-drugs used in combination with other epi-agents and with traditional chemotherapeutics. This review illustrates the pros and cons of each therapeutic option, providing examples in support of single-target and multi (network)-target epi-drug approaches.
Insights
Cancer treatment is shifting from single-target drugs to network-based therapies. This review explores the benefits and drawbacks of single-target versus multi-target epi-drug approaches for cancer.
Area of Science:
- Oncology
- Epigenetics
- Pharmacology
Background:
- Traditional cancer treatment focused on single molecular targets.
- Cancer is now understood as a complex, multi-factorial disease involving genetic, epigenetic, and metabolic alterations.
- This complexity necessitates a shift in therapeutic strategies.
Purpose of the Study:
- To review the evolution of anti-cancer drug discovery from single-target to network-active compounds.
- To compare the advantages and disadvantages of single-target and multi-target epi-drug approaches.
- To provide examples of current therapeutic options in epi-drug discovery.
Main Methods:
- Literature review of anti-cancer therapeutic strategies.
- Analysis of the transition in epi-drug discovery from single-target to network-active compounds.
- Comparative evaluation of single-target and multi-target epi-drug approaches.
Main Results:
- The field of epi-drug discovery is transitioning towards network-active compounds.
- Both single-target and multi-target epi-drug strategies have distinct pros and cons.
- Combination therapies, including epi-drugs with other agents, are gaining prominence.
Conclusions:
- The shift towards network-based and combination therapies reflects a more holistic understanding of cancer.
- Multi-target and network-active epi-drugs offer potential advantages in tackling cancer's complexity.
- Further research is needed to optimize these advanced therapeutic strategies.
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