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Applications of multi-photon microscopy in cell physiology.
1Department of Physiology, University of Bern, Buhlplatz 5, 3012 Bern, Switzerland. niggli@pyl.unibe.ch
Frontiers in Bioscience : a Journal and Virtual Library
|February 24, 2004
Summary
Multi-photon microscopy offers optical advantages for biological studies. This review covers its applications in cell physiology and biophysics, highlighting ongoing developments for enhanced imaging techniques.
Area of Science:
- Biophysics
- Cell Physiology
- Microscopy
Background:
- Multi-photon microscopy provides significant optical and physical advantages for fluorescence excitation.
- It is widely utilized in biological research for both structural and functional investigations.
Purpose of the Study:
- To review diverse applications of multi-photon microscopy in cell physiology and biophysical research.
- To discuss current challenges and future developments in multi-photon excitation techniques.
Main Methods:
- Review of existing literature on multi-photon microscopy applications.
- Highlighting specific use cases in biological research.
Main Results:
- Multi-photon microscopy is applied in studies of second messenger and ionic signals, cellular metabolism, and genetically engineered probes.
- The technique is effective for diffraction-limited photolysis of caged compounds.
Conclusions:
- Multi-photon microscopy is a versatile tool with broad applications in biological sciences.
- Emerging techniques like fluorescence lifetime imaging (FLIM), fluorescence resonance energy transfer (FRET), and entangled photon microscopy promise further advancements.