Computerized fluorescence microscopy of microbial cells.

Area of Science:

• Microbiology
• Cell Biology
• Microscopy

Background:

• Computer technologies have advanced fluorescence microscopy, creating computerized fluorescence microscopy (CFM).
• CFM integrates subjective visualization with objective quantitative analysis of microscopic data.
• This methodology provides new avenues for studying microorganisms at a molecular level.

Purpose of the Study:

• To demonstrate the potential of CFM in understanding microbial cell structure and function.
• To review the basics of computer processing and analysis of digital images in CFM.
• To characterize fluorescent molecules, particularly fluorescent proteins, used in CFM.

Main Methods:

• Quantitative measurement of fluorescence parameters in targeted fluorophores within cellular structures.
• Super-resolution microscopy (nanoscopy) to overcome the diffraction limit of light microscopy.
• Analysis of digital images for objective quantitative insights into microbial cells.

Main Results:

• CFM enables quantitative measurement of fluorescence parameters at the cellular level.
• Super-resolution microscopy extends visualization into the nanometer range, surpassing the diffraction limit.
• Unique information on the localization and dynamics of intracellular processes at the molecular level is obtainable.

Conclusions:

• CFM offers powerful capabilities for exploring microbial cells at the subcellular level.
• The review illustrates CFM's application in studies of yeast and bacteria.
• CFM provides unique insights into the structural and functional organization of microbial cells.