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Updated: Feb 26, 2026

Characterization of Cell Membrane Extensions and Studying Their Roles in Cancer Cell Adhesion Dynamics
Published on: March 26, 2018
Cadherins Glycans in Cancer: Sweet Players in a Bitter Process
Sandra Carvalho1, Celso A Reis2, Salomé S Pinho3
1i3S - Instituto de Investigação e Inovação em Saúde, Universidade do Porto, Rua Alfredo Allen, 4200-135 Porto, Portugal; Institute of Molecular Pathology and Immunology of the University of Porto (IPATIMUP), Rua Júlio Amaral de Carvalho 45, 4200-465 Porto, Portugal.
Abstract:
Cadherins are key components in tissue morphogenesis and architecture, contributing to the establishment of cohesive cell adhesion. Reduced cellular adhesiveness as a result of cadherin dysfunction is a defining feature of cancer. During tumor development and progression, major changes in the glycan repertoire of cancer cells take place, affecting the stability, trafficking, and cell-adhesion properties of cadherins. Importantly, the different glycoforms of cadherins are promising biomarkers, with potential clinical application to improve the management of patients, and constitute targets for the development of new therapies. This review discusses the most recent insights on the impact of glycan structure on the regulation of cadherin function in cancer, and provides a perspective on how cadherin glycans constitute tumor biomarkers and potential therapeutic targets.
Insights
Cadherin glycoforms are crucial in cancer, impacting cell adhesion and tumor progression. Understanding these changes offers new diagnostic biomarkers and therapeutic targets for cancer treatment.
Area of Science:
- Biochemistry
- Molecular Biology
- Cancer Research
Background:
- Cadherins are vital for cell adhesion and tissue structure.
- Cadherin dysfunction and altered cell adhesion are hallmarks of cancer.
- Cancer cells undergo significant changes in their glycan (sugar) profiles.
Purpose of the Study:
- To review recent findings on how glycan structure affects cadherin function in cancer.
- To explore the potential of cadherin glycans as cancer biomarkers and therapeutic targets.
Main Methods:
- Literature review of studies on cadherins, glycans, and cancer.
- Analysis of the impact of glycosylation on cadherin stability, trafficking, and adhesion.
- Discussion of clinical applications and therapeutic strategies.
Main Results:
- Glycan alterations in cancer cells influence cadherin stability, trafficking, and adhesive properties.
- Specific cadherin glycoforms show promise as diagnostic and prognostic biomarkers.
- Targeting cadherin glycosylation presents a potential therapeutic avenue for cancer.
Conclusions:
- Cadherin glycosylation plays a critical role in cancer development and progression.
- Altered cadherin glycoforms represent valuable biomarkers for patient management.
- Modulating cadherin glycosylation offers a promising strategy for novel cancer therapies.
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