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Related Experiment Video

Updated: Feb 8, 2026

Light-sheet Microscopy for Three-dimensional Visualization of Human Immune Cells
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Light-sheet Microscopy for Three-dimensional Visualization of Human Immune Cells.

Rouven Schoppmeyer1, Renping Zhao1, Markus Hoth1

  • 1Department of Biophysics, Center for Integrative Physiology and Molecular Medicine (CIPMM), School of Medicine, Saarland University.

Journal of Visualized Experiments : Jove
|July 10, 2018
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Summary

This study presents a protocol for culturing human immune cells in a 3D collagen matrix, mimicking in vivo conditions. This method, combined with light-sheet microscopy, enables detailed live cell imaging and migration analysis for enhanced research.

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Area of Science:

  • Immunology
  • Cell Biology
  • Biotechnology

Background:

  • Immune cell functions, including activation and proliferation, occur in complex 3D environments in vivo.
  • Current in vitro systems often use 2D surfaces, failing to replicate physiological conditions accurately.
  • Extracellular matrix components like collagen are crucial for creating physiologically relevant 3D environments.

Purpose of the Study:

  • To establish an optimized protocol for culturing human immune cells in a 3D collagen matrix.
  • To integrate this 3D system with light-sheet microscopy for advanced live cell imaging.
  • To provide a detailed procedure for sample preparation, image acquisition, and data analysis of cell migration.

Main Methods:

  • Utilizing a 3D collagen matrix to mimic the extracellular matrix environment.
  • Employing light-sheet microscopy (single plane illumination microscopy) for high-speed, deep-penetration 3D imaging.
  • Developing protocols for preparing and handling primary human cytotoxic T lymphocytes (CTL) and natural killer (NK) cells within the 3D matrix.

Main Results:

  • Successful setup and handling of human immune cells within a 3D collagen matrix.
  • Demonstration of live cell imaging and fixed sample analysis using light-sheet microscopy.
  • Detailed procedures for image acquisition and cell migration analysis are presented, highlighting critical steps.

Conclusions:

  • The developed protocol effectively replicates in vivo 3D immune cell environments for in vitro studies.
  • This 3D system coupled with light-sheet microscopy offers a powerful tool for studying immune cell behavior.
  • The protocol is adaptable for various suspension cells in 3D collagen matrices, extending its applicability beyond immune cells.