Phasor-FSTM: a new paradigm for multicolor super-resolution imaging of living cells based on fluorescence modulation and lifetime multiplexing
2025

New Method for Super-Resolution Imaging of Living Cells

publication Evidence: high

Author Information

Author(s): Wang Luwei, Chen Yue, Guo Jiaqing, Weng Xiaoyu, Yan Wei, Song Jun, Ye Tong, Qu Junle

Primary Institution: Shenzhen University

Hypothesis

Can a novel multicolor super-resolution imaging method improve the visualization of cellular structures?

Conclusion

The phasor-FSTM method allows for high-resolution imaging of multiple cellular components using a single laser.

Supporting Evidence

  • Phasor-FSTM enables the identification of multiple structural components with greater spatial accuracy.
  • The method can operate with just one excitation laser, simplifying the imaging process.
  • Phasor-FSTM significantly reduces photodamage to live cells compared to existing methods.
  • The technique allows for simultaneous imaging of multiple organelles in live cells.

Takeaway

This study shows a new way to take super-clear pictures of tiny parts inside living cells using special lights and techniques.

Methodology

The study used a novel imaging method called phasor-based fluorescence spatiotemporal modulation (Phasor-FSTM) to capture images of living cells with high resolution.

Limitations

The method requires careful selection of fluorescent dyes with similar spectra but distinct lifetimes, which can be challenging.

Digital Object Identifier (DOI)

10.1038/s41377-024-01711-y

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