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EPH receptors in cancer
Julio Castaño1, Veronica Davalos, Simo Schwartz
1Drug Delivery and Targeting Group, Nanomedicine Program, Molecular Biology and Biochemistry Research Center (CIBBIM), Vall d'Hebron Hospital Research Institute, Barcelona, Spain.
Abstract:
EPH receptors and their ephrin ligands constitute the largest sub-family of receptor tyrosine kinases (RTKs) and are components of cell signaling pathways involved in animal development. The ability of the EPH/ephrin guidance system to position cells and modulate cell morphology underlies their various roles in development. In addition, EPH signaling plays an important role in oncogenic processes observed in several organs. These receptors are involved in a wide range of processes directly related with tumorigenesis and metastasis, including cell attachment and shape, migration, and angiogenesis. Accordingly, deregulation of EPH expression and signaling activity could be crucial for the tumorigenic process. This review focuses on EPH receptors' roles in oncogenic transformation and tumor progression.
Insights
EPH receptors and ephrin ligands are crucial for animal development and cell signaling. Their dysregulation is linked to cancer development, impacting cell attachment, migration, and angiogenesis in tumorigenesis.
Area of Science:
- Cell biology
- Developmental biology
- Oncology
Background:
- EPH receptors and ephrin ligands form the largest receptor tyrosine kinase (RTK) family.
- They are key components of cell signaling pathways essential for animal development.
- EPH signaling influences cell positioning and morphology during development.
Purpose of the Study:
- To review the roles of EPH receptors in oncogenic transformation.
- To explore the involvement of EPH signaling in tumor progression and metastasis.
- To highlight the significance of EPH deregulation in cancer.
Main Methods:
- Literature review of studies on EPH receptors and ephrins.
- Analysis of EPH signaling pathways in developmental and oncogenic contexts.
- Synthesis of current knowledge on EPHs in tumorigenesis and metastasis.
Main Results:
- EPH/ephrin system is vital for cell positioning and morphology.
- EPH signaling is implicated in various cancer-related processes.
- These include cell attachment, shape modulation, migration, and angiogenesis.
- Deregulation of EPH expression and signaling is crucial for tumor development.
Conclusions:
- EPH receptors and ephrin ligands play multifaceted roles in both development and cancer.
- Dysregulation of EPH signaling contributes significantly to oncogenesis and metastasis.
- Understanding EPH roles is critical for developing targeted cancer therapies.
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