Related Experiment Videos
Molecular targeting of angiogenesis
Patrizia Alessi1, Christina Ebbinghaus, Dario Neri
1Department of Chemistry and Applied Biosciences, Institute of Pharmaceutical Sciences, Swiss Federal Institute of Technology Zurich, Building 36 M14, Winterthurerstrasse 190, CH-8057 Zurich, Switzerland.
Biochimica Et Biophysica Acta
|February 27, 2004
Summary
Targeted drug delivery improves cancer treatment by concentrating medication in tumors, minimizing harm to healthy tissues. This approach utilizes molecular markers on tumor blood vessels for enhanced efficacy and reduced side effects.
Area of Science:
- Oncology
- Pharmacology
- Biomedical Engineering
Background:
- Conventional chemotherapy for solid tumors lacks selectivity, leading to dose-limiting toxicities in normal tissues.
- Anticancer drugs often accumulate in healthy tissues due to tumor microenvironment characteristics like irregular vasculature.
- Targeted delivery strategies aim to enhance therapeutic efficacy and reduce systemic side effects.
Purpose of the Study:
- To review recent advances in developing ligands for selective targeting of tumor vasculature.
- To explore the potential of targeting tumor blood vessels and neovasculature in angiogenesis-related diseases.
Main Methods:
- Focus on ligand-based targeting strategies utilizing molecular markers on tumor stromal and neovascular sites.
- Review of approaches for selective delivery of therapeutic agents to the tumor environment.
- Discussion of targeting tumor vasculature for therapeutic intervention.
Main Results:
- Molecular markers on tumor stroma and neovasculature are suitable for ligand-based targeting.
- Targeting tumor blood vessels can lead to significant tumor cell death.
- Endothelial and stromal cells offer stable targets for drug delivery.
Conclusions:
- Ligand-based targeting of tumor vasculature represents a promising strategy for developing more effective and tolerable cancer therapies.
- Targeting neovasculature in angiogenesis-related diseases holds therapeutic potential.
- Selective delivery to tumor sites can overcome limitations of conventional chemotherapy.