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Updated: Jun 14, 2025

An Orthotopic Bladder Cancer Model for Gene Delivery Studies
Published on: December 1, 2013
Glycan-based therapeutic approaches for bladder cancer: Overcoming clinical barriers
Rui Freitas1, Andreia Peixoto2, Lúcio Lara Santos3
1Experimental Pathology and Therapeutics Group, Research Center of IPO-Porto (CI-IPOP), 4200-072 Porto, Portugal; CI-IPOP@RISE (Health Research Network), Portuguese Oncology Institute of Porto (IPO-Porto)/Porto Comprehensive Cancer Center Raquel Seruca (Porto.CCC Raquel Seruca), 4200-072 Porto, Portugal; ICBAS - School of Medicine and Biomedical Sciences, University of Porto, 4050-313 Porto, Portugal; i3S - Institute for Research and Innovation in Health (i3S), University of Porto, 4200-135 Porto, Portugal.
Abstract:
Bladder cancer (BLCA) remains a significant global health concern, being characterized by high incidence, recurrence, and mortality rates. Disease heterogeneity and rapid progression pose major challenges for effective management and identification of actionable biomarkers. Conventional therapies often fail to successfully achieve disease control, urging the development of novel, personalized approaches. In recent years, anti-tumour immunotherapy approaches in both pre-clinical and clinical settings have boomed. However, the efficacy of these strategies has been limited by the low mutational burden in some tumours, which hinders neoantigen presentation and the identification of BLCA-specific signatures. Cancer-associated aberrant glycosylation presents a unique opportunity for identifying BLCA-specific glycosignatures and developing innovative targeted therapeutics. This review provides a comprehensive overview of the clinical challenges in BLCA management and emerging novel therapies. Furthermore, it highlights the potential of glycosylation alterations as a unique opportunity for developing glycan-based therapies, potentially revolutionizing BLCA treatment strategies.
Insights
Bladder cancer (BLCA) presents treatment challenges due to heterogeneity. Aberrant glycosylation offers a unique opportunity for developing novel, targeted glycan-based therapies for BLCA.
Area of Science:
- Oncology
- Biochemistry
Background:
- Bladder cancer (BLCA) is a major global health issue with high incidence, recurrence, and mortality rates.
- Disease heterogeneity and rapid progression complicate management and biomarker discovery.
- Current therapies are often insufficient, necessitating personalized treatment strategies.
Purpose of the Study:
- To provide a comprehensive overview of clinical challenges in BLCA management.
- To review emerging novel therapies for BLCA.
- To highlight the potential of cancer-associated aberrant glycosylation as a target for novel BLCA therapies.
Main Methods:
- This review synthesizes current literature on BLCA management and treatment.
- It examines the role of anti-tumour immunotherapy and its limitations.
- It focuses on glycosylation alterations as a potential therapeutic avenue.
Main Results:
- Immunotherapy efficacy in BLCA is limited by low tumor mutational burden, hindering neoantigen presentation.
- Cancer-associated aberrant glycosylation presents unique BLCA-specific signatures.
- Glycosylation alterations offer a promising avenue for targeted therapeutic development.
Conclusions:
- Novel, personalized approaches are crucial for effective BLCA management.
- Aberrant glycosylation represents a unique opportunity for developing innovative glycan-based therapies.
- Targeting glycosylation alterations could revolutionize bladder cancer treatment strategies.
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