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Eph/ephrin-mediated immune modulation: a potential therapeutic target

Konstantinos Giannopoulos1, Ioannis Karikis1, Chad Byrd2

  • 1National and Kapodistrian University of Athens School of Medicine, Athens, Greece.

Frontiers in Immunology
|May 7, 2025
PubMed

Insights

Eph/ephrin signaling dysregulation drives skin cancer invasion and metastasis by affecting cell adhesion and immune evasion. Targeting this pathway may inhibit tumor spread and improve treatment outcomes.

Area of Science:

  • Cell biology
  • Oncology
  • Immunology

Background:

  • Eph/ephrin signaling is crucial for biological processes like cell migration and adhesion.
  • Its dysregulation is linked to various cancers, particularly promoting skin cancer invasion and metastasis.
  • Aberrant Eph/ephrin expression affects cell motility, adhesion, angiogenesis, and the tumor microenvironment.

Purpose of the Study:

  • To investigate the role of Eph/ephrin signaling in skin cancer progression.
  • To explore the impact of Eph/ephrin signaling on the tumor microenvironment and immune cell infiltration.
  • To evaluate the therapeutic potential of targeting Eph/ephrin signaling in skin cancer metastasis.

Main Methods:

  • Analysis of Eph/ephrin expression in skin cancer models.
  • Investigation of Eph/ephrin signaling's effect on cell migration, adhesion, and angiogenesis.
  • Assessment of Eph/ephrin signaling's influence on T-cell activation and immune cell infiltration within the tumor microenvironment.

Main Results:

  • Dysregulated Eph/ephrin signaling promotes tumor invasion and metastasis in skin cancers like squamous cell carcinoma, basal cell carcinoma, and melanoma.
  • Aberrant expression leads to increased cell motility, reduced adhesion, and enhanced angiogenesis.
  • Eph/ephrin signaling modulates immune cell infiltration, potentially impairing immune surveillance and promoting immune evasion through T-cell inhibition.

Conclusions:

  • Eph/ephrin signaling plays a significant role in skin cancer progression, invasion, and metastasis.
  • Targeting Eph/ephrin signaling presents a promising therapeutic strategy to inhibit tumor spread and immune evasion.
  • Interfering with Eph/ephrin pathways could enhance therapeutic outcomes for skin cancer patients.
Keywords:
Eph/ephrin receptor systembasal cell carcinomamelanomaskin cancerskin cancer therapysquamous cell carcinoma

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