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Updated: Jun 10, 2026

Tracking Single Proteins in Lipid Bilayers Using Fluorescence Microscopy

Tracking Single Proteins in Lipid Bilayers Using Fluorescence Microscopy

Published on: December 12, 2025

Light sheet microscopy for single molecule tracking in living tissue.

Jörg Gerhard Ritter¹, Roman Veith, Andreas Veenendaal

¹Institute of Physical and Theoretical Chemistry, Rheinische Friedrich-Wilhelms Universität, Bonn, Germany.

|July 30, 2010

Summary

This study introduces a novel light sheet microscopy technique for observing single molecules in cells and tissues. The method offers high speed and signal quality for detailed analysis of molecular dynamics in complex biological systems.

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Area of Science:

Biophysics
Cell Biology
Microscopy

Background:

Single molecule observation provides molecular detail but faces methodological challenges.
Existing techniques struggle with speed, signal-to-noise, and depth penetration in biological samples.

Purpose of the Study:

To develop and demonstrate a new microscopic technique for high-resolution, high-speed single molecule imaging.
To overcome limitations in observing molecular dynamics deep within cells and tissues.

Main Methods:

Combined light sheet optical sectioning microscopy with ultra-sensitive, high-speed imaging.
Utilized fluorescent biomolecules as tracers in solution, living cells, and tissue samples.

Main Results:

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Single-Molecule Tracking Microscopy - A Tool for Determining the Diffusive States of Cytosolic Molecules

Single-Molecule Tracking Microscopy - A Tool for Determining the Diffusive States of Cytosolic Molecules

Published on: September 5, 2019

Design and Building of a Customizable, Single-Objective, Light-Sheet Fluorescence Microscope for the Visualization of Cytoskeleton Networks

Design and Building of a Customizable, Single-Objective, Light-Sheet Fluorescence Microscope for the Visualization of Cytoskeleton Networks

Published on: January 26, 2024

Related Experiment Videos

Last Updated: Jun 10, 2026

Tracking Single Proteins in Lipid Bilayers Using Fluorescence Microscopy

Tracking Single Proteins in Lipid Bilayers Using Fluorescence Microscopy

Published on: December 12, 2025

Single-Molecule Tracking Microscopy - A Tool for Determining the Diffusive States of Cytosolic Molecules

Single-Molecule Tracking Microscopy - A Tool for Determining the Diffusive States of Cytosolic Molecules

Published on: September 5, 2019

Design and Building of a Customizable, Single-Objective, Light-Sheet Fluorescence Microscope for the Visualization of Cytoskeleton Networks

Design and Building of a Customizable, Single-Objective, Light-Sheet Fluorescence Microscope for the Visualization of Cytoskeleton Networks

Published on: January 26, 2024

Achieved unprecedented speed and signal-to-noise ratio for deep-sample imaging.

Successfully tracked small and large tracer molecules in aqueous solution.

Visualized dynamics of single tracer molecules and native messenger ribonucleoprotein particles (mRNPs) in insect salivary gland nuclei up to 200 microm deep.

Conclusions:

Single molecule light sheet-based fluorescence microscopy enables detailed analysis of molecular diffusion and interactions.
This technique advances the study of complex biological systems at the molecular level.