Abstract
We explored photothermal quantitative phase imaging (PTQPI) of living cells with functionalized nanoparticles (NPs) utilizing a cost-efficient setup based on a cell culture microscope. The excitation light was modulated by a mechanical chopper wheel with low frequencies. Quantitative phase imaging (QPI) was performed with Michelson interferometer-based off-axis digital holographic microscopy and a standard industrial camera. We present results from PTQPI observations on breast cancer cells that were incubated with functionalized gold NPs binding to the epidermal growth factor receptor. Moreover, QPI was used to quantify the impact of the NPs and the low frequency light excitation on cell morphology and viability.
| Original language | English |
|---|---|
| Title of host publication | Quantitative Phase Imaging III |
| Editors | Gabriel Popescu, YongKeun Park |
| Publisher | SPIE |
| ISBN (Electronic) | 9781510605893 |
| DOIs | |
| State | Published - 1 Jan 2017 |
| Event | Quantitative Phase Imaging III - San Francisco, United States Duration: 29 Jan 2017 → 31 Jan 2017 |
Publication series
| Name | Progress in Biomedical Optics and Imaging - Proceedings of SPIE |
|---|---|
| Volume | 10074 |
Conference
| Conference | Quantitative Phase Imaging III |
|---|---|
| Country/Territory | United States |
| City | San Francisco |
| Period | 29/01/17 → 31/01/17 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 3 Good Health and Well-being
Keywords
- Digital holographic microscopy
- Live cell imaging
- Molecular specificity
- Nanoparticles
- Photothermal imaging
- Quantitative phase imaging
- Tumor cell biology
ASJC Scopus subject areas
- Electronic, Optical and Magnetic Materials
- Biomaterials
- Atomic and Molecular Physics, and Optics
- Radiology Nuclear Medicine and imaging
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