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Updated: May 24, 2026

Induction of Invasive Transitional Cell Bladder Carcinoma in Immune Intact Human MUC1 Transgenic Mice: A Model for Immunotherapy Development
Published on: October 30, 2013
Molecular signaling and the role of targeted therapies in bladder cancer
1Department of Urologic Sciences, University of British Columbia, Vancouver, BC, USA. peter.black@ubc.ca
Abstract:
Through our growing understanding of the molecular mechanisms that drive urothelial transformation and the growth, invasion and metastasis of bladder cancer, we are able to identify an increasingly broad spectrum of molecules and pathways that are suitable for novel targeted therapies. At the same time we are armed with an increasing number of agents designed to disrupt these signaling pathways, and, as these enter the clinical arena in other cancers, the barriers to use in bladder cancer patients decline. Targeted therapy for bladder cancer, however, remains in its infancy, and no major breakthroughs have been achieved. Here we review some of the molecular targets that have been best characterized in bladder cancer, as well as some of the newer targets that appear most promising. We will review the experience up to this point in testing targeted agents against these pathways, and describe some novel agents that have yet to be tested in clinical trials but have shown significant potential in pre-clinical models.
Insights
Targeted therapies for bladder cancer are emerging, focusing on molecular targets driving cancer growth and spread. While still developing, new agents show promise in preclinical models for future clinical trials.
Area of Science:
- Oncology
- Molecular Biology
- Urothelial Carcinomas
Background:
- Understanding molecular mechanisms of urothelial transformation, growth, invasion, and metastasis in bladder cancer is advancing.
- A growing number of targeted agents are available, with clinical experience in other cancers potentially lowering barriers for bladder cancer use.
Purpose of the Study:
- To review well-characterized and promising molecular targets for bladder cancer therapy.
- To summarize the clinical experience with targeted agents against these pathways.
- To describe novel agents with preclinical potential.
Main Methods:
- Literature review of molecular targets in bladder cancer.
- Analysis of clinical trial data for targeted agents.
- Evaluation of preclinical data for novel therapeutic agents.
Main Results:
- Targeted therapy for bladder cancer is in its early stages with no major breakthroughs yet.
- Several molecular targets and pathways have been identified as suitable for novel targeted therapies.
- Novel agents show significant potential in preclinical models.
Conclusions:
- Continued research into molecular mechanisms is crucial for developing effective targeted therapies for bladder cancer.
- Despite early challenges, targeted therapy holds future promise for bladder cancer treatment.
- Further clinical investigation of novel agents is warranted.
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