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Three-Dimensional Microscopy in Microbiology

Three-Dimensional Microscopy in Microbiology

Three-dimensional imaging techniques are essential in cell biology, allowing researchers to visualize intricate cellular structures with high resolution. Two prominent methods, Differential Interference Contrast Microscopy (DIC) and Confocal Scanning Laser Microscopy (CSLM), provide distinct advantages for imaging live and thick specimens, respectively.Differential Interference Contrast MicroscopyDIC microscopy enhances contrast in transparent, unstained samples by converting phase...

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Updated: Oct 2, 2025

Compact Lens-less Digital Holographic Microscope for MEMS Inspection and Characterization

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Published on: July 5, 2016

Binocular stereo-microscopy for deforming intact amoeba.

Kenji Matsumoto, Yukinori Nishigami, Toshiyuki Nakagaki

|February 25, 2022

Summary

We developed a new, inexpensive method to measure the 3D deformation of single amoeboid cells using binocular microscopy. This technique aids environmental and cytological studies by analyzing cell movement characteristics.

Area of Science:

Cell Biology
Microscopy
Ecology

Background:

Protists, such as amoebae, are crucial to environmental ecosystems.
Understanding the 3D deformation of moving amoeboid cells is vital for ecological and cytological research.
Existing methods for measuring cell deformation may be costly or inconvenient.

Purpose of the Study:

To develop an inexpensive and convenient method for measuring the three-dimensional (3D) deformation of single protists amoebae.
To enable detailed analysis of amoeboid cell movement and behavior.
To provide a tool for advancing environmental and cytological studies.

Main Methods:

Utilized binocular microscopy to capture simultaneous left and right views of moving amoeboid cells.
Developed a novel stereo-scopic algorithm to detect 3D positions of intracellular vesicles.

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High-resolution Imaging and Analysis of Individual Astral Microtubule Dynamics in Budding Yeast

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High-resolution Imaging and Analysis of Individual Astral Microtubule Dynamics in Budding Yeast

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Reconstructed cellular surfaces in 3D space and analyzed surface dynamics.

Main Results:

Successfully measured the 3D deformation of single Amoeba proteus cells.
Obtained surface velocity, curvature, and volume increase rates of pseudopods.
Characterized the movement patterns of amoeboid cells based on surface dynamics.

Conclusions:

The developed method offers a powerful and accessible approach for studying 3D cell deformation.
This technique facilitates the analysis of fundamental cellular processes in protists.
Further research can build upon this method to explore various aspects of cell motility and environmental interactions.