Nectin-4: a Tumor Cell Target and Status of Inhibitor Development

Wafa Bouleftour1, Paul Sargos2, Nicolas Magne3,4

  • 1Department of Medical Oncology, North Hospital, University Hospital of Saint-Etienne, Saint-Etienne, France.

Current Oncology Reports
|January 25, 2023
PubMed
Abstract

Insights

Innovative antibody-drug conjugates targeting Nectin-4 show promise in solid tumors, particularly urothelial carcinoma. Understanding resistance mechanisms, like P-gp upregulation, is crucial for optimizing treatment strategies.

Area of Science:

  • Oncology
  • Molecular Biology
  • Pharmacology

Background:

  • Antibody-drug conjugates (ADCs) targeting Nectin-4 have emerged as a significant therapeutic strategy.
  • Nectin-4 expression is heterogeneous across molecular subtypes, particularly in urothelial cancers.
  • Enfortumab vedotin demonstrates promising efficacy in various solid tumors, including rare malignancies.

Purpose of the Study:

  • To review the current literature on anti-Nectin-4 therapies in solid tumors.
  • To investigate the mechanisms underlying resistance to anti-Nectin-4 treatments.
  • To highlight novel therapeutic associations and future research directions.

Main Methods:

  • Literature review of preclinical and clinical studies.
  • Analysis of Nectin-4 expression patterns.
  • Investigation of resistance mechanisms, including P-glycoprotein (P-gp) expression.

Main Results:

  • Anti-Nectin-4 ADCs show notable efficacy, especially in urothelial carcinoma.
  • Heterogeneity in Nectin-4 expression impacts treatment response.
  • Preclinical models suggest P-gp upregulation as a potential resistance mechanism.

Conclusions:

  • Further research is essential to elucidate sensitivity and resistance to anti-Nectin-4 therapies.
  • Optimizing treatment strategies requires a deeper understanding of Nectin-4 biology and resistance pathways.
  • Enfortumab vedotin offers significant therapeutic potential for managing diverse solid tumors.

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