gp130: a promising drug target for cancer therapy
1University of Michigan, Department of Medicinal Chemistry, College of Pharmacy , North Campus Research Complex, 2800 Plymouth Road, Building 520, Ann Arbor, MI 48109 , USA neamati@umich.edu.
Introduction:
Ubiquitously expressed in the human body, glycoprotein 130 (gp130) is a shared subunit of receptor complexes for at least nine cytokines (IL-6, OSM, LIF, IL-11, CNTF, CLC, IL-27, CT-1, and NP) that mediate highly diverse biological processes. Dysregulation of gp130 expression, activation, or associated signaling pathways are implicated in a variety of human diseases, including cancer. Accumulating evidence indicates that the gp130-mediated signaling networks play important roles in the progression of multiple types of cancer.
Areas Covered:
This review discusses the structural basis of gp130 in signal transduction activity and its role in physiological and pathological conditions, particularly cancer. We analyzed the currently available databases to illustrate the expression of gp130, its coexpression with other molecules involved in the gp130 signaling pathways, and the role of gp130 in cancer progression. Finally, we highlight strategies for blocking gp130 signaling and the currently available antagonists.
Expert Opinion:
As gp130 signaling mediates cancer progression, inhibition of gp130 activity offers a potential and promising approach to cancer therapy. Compared to antibodies blocking individual cytokines, gp130-targeted small-molecule inhibitors present multiple advantages. To achieve successful clinical outcomes for gp130-targeted cancer therapy, dosage determination, duration of therapy, and patient selection are some of the critical factors to be considered.
Insights
Inhibition of glycoprotein 130 (gp130) signaling pathways is a promising cancer therapy. Small-molecule inhibitors targeting gp130 offer advantages over cytokine-blocking antibodies for effective cancer treatment.
Area of Science:
- Oncology
- Molecular Biology
- Cell Signaling
Background:
- Glycoprotein 130 (gp130) is a key receptor subunit for numerous cytokines, mediating diverse biological processes.
- Dysregulation of gp130 signaling is implicated in various diseases, notably cancer progression.
Purpose of the Study:
- To review the structural basis of gp130 in signal transduction.
- To explore the role of gp130 in cancer progression and therapeutic strategies.
Main Methods:
- Analysis of existing databases on gp130 expression and coexpression.
- Review of structural and signaling mechanisms of gp130.
- Examination of gp130-targeted therapeutic strategies and antagonists.
Main Results:
- gp130 signaling networks are crucial for the progression of multiple cancer types.
- Coexpression patterns highlight gp130's role in cancer pathways.
- gp130 antagonists are being developed for cancer therapy.
Conclusions:
- Inhibiting gp130 signaling presents a promising cancer therapeutic approach.
- Small-molecule gp130 inhibitors offer advantages over cytokine-specific antibodies.
- Successful gp130-targeted therapy requires careful consideration of dosage, duration, and patient selection.
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