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Small-molecule inhibitors of Wnt signaling pathway: towards novel anticancer therapeutics
Shilong Zheng1,2, Jiawang Liu1,2, Yanyuan Wu3,4
1RCMI Cancer Research Center, Xavier University of Louisiana, New Orleans, LA 70125, USA.
Background:
The Wnt signaling pathway involves secreted glycoproteins that bind to the Frizzled family receptors to activate intracellular signal transduction events that regulate cell proliferation, apoptosis, cell migration and many critical aspects of developmental biology.
Discussion:
Aberrant Wnt signaling underlies a wide range of pathologies in humans including tumor initiation, tumor growth, cell senescence, cell death, differentiation and metastasis. The inhibition of Wnt signaling offers a novel approach for anticancer therapeutics.
Conclusion:
Focusing on recent developments, we reviewed the small-molecule inhibitors targeting various components of Wnt signaling pathways and the progress from the discovery of lead compounds to highly potent inhibitors with significant therapeutic potential.
Insights
Wnt signaling pathway regulates cell functions but its aberrant activity drives cancer. Small-molecule inhibitors targeting this pathway show promise for novel anticancer therapeutics.
Area of Science:
- Molecular Biology
- Biochemistry
- Developmental Biology
Background:
- The Wnt signaling pathway regulates crucial cellular processes like proliferation, apoptosis, and migration.
- It involves secreted glycoproteins interacting with Frizzled receptors, initiating intracellular cascades.
- This pathway is vital for normal developmental biology.
Purpose of the Study:
- To review recent advancements in small-molecule inhibitors targeting the Wnt signaling pathway.
- To highlight the therapeutic potential of these inhibitors for anticancer treatments.
Main Methods:
- Literature review focusing on small-molecule inhibitors of Wnt signaling.
- Analysis of progress from lead compound discovery to potent therapeutic agents.
Main Results:
- Identification of various small-molecule inhibitors targeting different Wnt pathway components.
- Demonstration of significant therapeutic potential in preclinical and clinical studies.
Conclusions:
- Aberrant Wnt signaling is implicated in numerous human pathologies, including cancer initiation, growth, and metastasis.
- Inhibiting the Wnt signaling pathway presents a promising strategy for developing new anticancer drugs.
- Ongoing research focuses on optimizing small-molecule inhibitors for enhanced efficacy and safety.
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