Methodologies and approaches for the analysis of cell-nanoparticle interactions
Angela Ivask1,2, Andrew J Mitchell3, Anzhela Malysheva2
1Laboratory of Environmental Toxicology, National Institute of Chemical Physics and Biophysics, Tallinn, Estonia.
Summary
Studying nanoparticle-cell interactions is crucial for nanomedicine and nanotoxicology. This review covers advanced methods for analyzing these interactions at the single-cell level, addressing current research gaps.
Area of Science:
- Nanotechnology
- Cell Biology
- Toxicology
Background:
- Understanding nanoparticle-cell interactions is critical for both nanomedicine efficacy and nanotoxicology safety assessments.
- Current methodologies for studying these interactions are often insufficient or not user-friendly, hindering research progress.
Purpose of the Study:
- To review and discuss the advantages and limitations of current microscopic, spectroscopic, and bioanalytical methods for assessing nanoparticle-cell interactions.
- To highlight methods enabling single-cell level analysis, intracellular localization, and speciation of nanoparticles.
Main Methods:
- Review of existing literature on microscopic techniques (e.g., electron microscopy, fluorescence microscopy).
- Analysis of spectroscopic methods (e.g., spectroscopy, mass spectrometry) for nanoparticle characterization.
- Evaluation of other bioanalytical approaches for quantifying nanoparticle uptake and binding.
Main Results:
- Current methods offer qualitative and quantitative insights into nanoparticle-cell interactions.
- Advanced techniques provide single-cell resolution, intracellular localization, and speciation analysis.
- Each method possesses unique strengths and weaknesses impacting data interpretation.
Conclusions:
- Improved and user-friendly methodologies are needed to advance the study of nanoparticle-cell interactions.
- Single-cell analysis is key to understanding the nuanced effects of nanoparticles on biological systems.
- Comprehensive assessment of nanoparticle-cell interactions is essential for safe and effective nanomedicine development.
