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Super-Resolution Imaging and Shared Management: A Protocol for Confocal Microscopy with Multiplex Detection
Published on: February 24, 2026
Structured illumination-based super-resolution optical microscopy for hemato- and cyto-pathology applications
Tieqiao Zhang1, Samantha Osborn, Chloe Brandow
1Center for Biophotonics, Science and Technology, University of California-Davis, Sacramento, CA, USA.
Analytical Cellular Pathology (Amsterdam)
|April 13, 2013
Summary
Structured illumination microscopy achieves 90 nm resolution, revealing detailed 3D cell morphology. This advanced technique enhances hematopathology and cyto-pathology studies for identifying nanoscale features in blood cells.
Area of Science:
- Biomedical Imaging
- Optical Microscopy
- Cell Biology
Background:
- Conventional light microscopy has limited spatial resolution (approx. 180 nm).
- 3D morphology studies require high-resolution imaging techniques.
- Hematopathology relies on detailed cellular structure analysis.
Purpose of the Study:
- To apply structured illumination fluorescence microscopy (SIFM) for high-resolution 3D morphology studies of blood cells.
- To evaluate the capability of SIFM in distinguishing normal and abnormal erythrocyte morphologies.
- To demonstrate the potential of SIFM in hematology and cyto-pathology.
Main Methods:
- Utilized structured illumination fluorescence microscopy (SIFM) with interfering light and moiré effect.
- Applied SIFM to various normal and abnormal blood cells, including erythrocytes.
- Compared SIFM images with standard brightfield and conventional fluorescence microscopy.
Main Results:
- Achieved enhanced spatial resolution of approximately 90 nm (x-y) and 220 nm (z-direction).
- Clearly revealed detailed 3D morphological features of normal blood cells.
- Provided intuitive and detailed presentations of abnormal erythrocyte morphologies compared to normal cells.
Conclusions:
- SIFM significantly enhances spatial resolution, enabling visualization of nanoscale features.
- The technique is a powerful tool for detailed 3D morphology studies in hematology and cyto-pathology.
- SIFM offers superior visualization of cellular structures compared to conventional optical microscopy.
Related Concept Videos
01:37Super-resolution Fluorescence Microscopy
Super-resolution fluorescence microscopy (SRFM) provides a better resolution than conventional fluorescence microscopy by reducing the point spread function (PSF). PSF is the light intensity distribution from a point that causes it to appear blurred. Due to PSF, each fluorescing point appears bigger than its actual size, and it is the PSF interference of nearby fluorophores that causes the blurred image. Various approaches to achieving higher resolution through SRFM have recently been developed.
01:18Imaging Biological Samples with Optical Microscopy
Optical microscopy uses optic principles to provide detailed images of samples. Antonie van Leeuwenhoek designed the first compound optical microscope in the 17th century to visualize blood cells, bacteria, and yeast cells. In 1830, Joseph Jackson Lister created an essentially modern light microscope. The 20th century saw the development of microscopes with enhanced magnification and resolution.
In optical microscopy, the specimen to be viewed is placed on a glass slide and clipped on the stage...
In optical microscopy, the specimen to be viewed is placed on a glass slide and clipped on the stage...