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Nanomaterial-based contrast agents
Jessica C Hsu1,2, Zhongmin Tang2, Olga E Eremina3
1Department of Radiology, University of Pennsylvania, Philadelphia, PA, USA.
Nature Reviews. Methods Primers
|December 22, 2023
Summary
Nanomaterial-based contrast agents enhance medical imaging by offering superior sensitivity and multimodality for disease detection. This review covers their design, properties, applications, and future directions in bioimaging.
Area of Science:
- Biomedical Engineering
- Materials Science
- Medical Imaging
Background:
- Medical imaging is crucial for diagnostics, often requiring contrast agents for functional information.
- Nanomaterials offer high payloads, unique properties, and improved sensitivity for advanced bioimaging.
Purpose of the Study:
- To review developments in nanomaterial-based contrast agents for medical imaging.
- To discuss design considerations, properties, and applications of these agents.
Main Methods:
- Review of current literature on nanomaterial contrast agents.
- Categorization based on contrast properties (X-ray, magnetic, nuclear, optical, photoacoustic).
- Discussion of formulation, functionalization, and characterization techniques.
Main Results:
- Nanomaterials offer significant advantages for various bioimaging modalities.
- Design considerations directly impact physicochemical and biological behavior.
- Diverse applications are enabled by tailored nanomaterial properties.
Conclusions:
- Nanomaterial-based contrast agents are pivotal for next-generation medical imaging.
- Further research is needed to address challenges and explore emerging topics for future advancements.
