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Coherent Anti-Stokes Raman Spectroscopy CARS Application for Imaging Myelination in Brain Slices
Published on: July 22, 2022
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Molecular imaging with CARS micro-spectroscopy
1NIST, 100 Bureau Drive, Gaithersburg, MD 20899, United States.
Current Opinion in Chemical Biology
|July 12, 2016
Summary
Broadband coherent anti-Stokes Raman scattering (CARS) micro-spectroscopy offers label-free, high-resolution imaging with full vibrational spectra. This technology is maturing for commercial availability, enabling detailed molecular analysis.
Area of Science:
- Spectroscopy
- Microscopy
- Biomedical Imaging
Background:
- Coherent anti-Stokes Raman scattering (CARS) micro-spectroscopy has undergone extensive development over the past decade.
- This technique provides label-free imaging with high resolution and complete vibrational spectra at each pixel.
Purpose of the Study:
- To highlight the advancements and potential of broadband CARS micro-spectroscopy as a powerful imaging modality.
- To discuss the current capabilities and future prospects of CARS technology.
Main Methods:
- Utilizing broadband CARS micro-spectroscopy for rapid image generation.
- Acquiring quantitative, spatially resolved information from lipid CH stretch regions.
- Obtaining high-quality fingerprint spectra for diverse molecular species.
Main Results:
- Instruments can now provide quantitative data on lipids.
- High-quality fingerprint spectra reveal information on proteins, nucleotides, and metabolites.
- The technology is progressing towards commercial viability.
Conclusions:
- Broadband CARS micro-spectroscopy is emerging as a significant label-free imaging tool.
- Maturing technologies suggest commercial instruments will soon be available.
- This modality promises widespread accessibility for advanced molecular imaging.
