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Published on: August 12, 2012
Biomedical applications of radioiodinated peptides
Maria Cristina Oliveira1, João D G Correia1
1Centro de Ciências e Tecnologias Nucleares, Departamento de Engenharia e Ciências Nucleares, Instituto Superior Técnico, Universidade de Lisboa, CTN, Estrada Nacional 10 (km 139,7), 2695-066, Bobadela LRS, Portugal.
Abstract:
The overexpression of peptide receptors in certain tumors as compared to endogeneous expression levels represents the molecular basis for the design of peptide-based tools for targeted nuclear imaging and therapy. Receptor targeting with radiolabelled peptides became a very important imaging and/or therapeutic approach in nuclear medicine and oncology. A great variety of peptides has been radiolabelled with clinical relevant radionuclides, such as radiometals and radiohalogens. However, to the best of our knowledge concise and updated reviews providing information about the biomedical application of radioiodinated peptides are still missing. This review outlines the synthetic efforts in the preparation of radioiodinated peptides highlighting the importance of radioiodine in nuclear medicine, giving an overview of the most relevant radioiodination strategies that have been employed and describes relevant examples of their use in the biomedical field.
Insights
Radioiodinated peptides are crucial for targeted nuclear imaging and therapy in oncology. This review details radioiodination strategies and their biomedical applications, addressing a gap in current literature.
Area of Science:
- Nuclear Medicine
- Oncology
- Radiochemistry
Background:
- Overexpressed peptide receptors in tumors form the basis for targeted molecular imaging and therapy.
- Radiolabeled peptides are vital tools in nuclear medicine and oncology for imaging and treatment.
- While various radiolabeled peptides exist, updated reviews on radioiodinated peptides are scarce.
Purpose of the Study:
- To review synthetic strategies for preparing radioiodinated peptides.
- To highlight the significance of radioiodine in nuclear medicine.
- To provide an overview of radioiodination techniques and their biomedical applications.
Main Methods:
- Literature review of synthetic efforts in radioiodinated peptide preparation.
- Analysis of radioiodination strategies for biomedical applications.
- Compilation of relevant examples of radioiodinated peptide use.
Main Results:
- Established importance of radioiodine in nuclear medicine.
- Detailed overview of various radioiodination strategies.
- Presented examples of successful biomedical applications of radioiodinated peptides.
Conclusions:
- Radioiodinated peptides are essential for targeted nuclear imaging and therapy.
- This review consolidates key information on their synthesis and application.
- Further research and application of radioiodinated peptides are encouraged.
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