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Related Experiment Video

Updated: Mar 19, 2026

Visualization of Germinosomes and the Inner Membrane in Bacillus subtilis Spores

Visualization of Germinosomes and the Inner Membrane in Bacillus subtilis Spores

Published on: April 15, 2019

Visualizing Bacillus subtilis During Vegetative Growth and Spore Formation.

Xindan Wang¹, Paula Montero Llopis²

¹Department of Microbiology & Immunobiology, Harvard Medical School, HIM Building 1018, 77 Ave Louis Pasteur, Boston, MA, 02115, USA. xindan_wang@hms.harvard.edu.

Methods in Molecular Biology (Clifton, N.J.)

|June 11, 2016

Summary

This study details fluorescence microscopy methods for visualizing Bacillus subtilis, a key bacterium for studying cellular differentiation and spore formation. These techniques aid in understanding fundamental biological processes in this model organism.

Keywords:

Bacillus subtilis Fluorescence microscopy Sporulation Time-lapse microscopy Vegetative growth

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Last Updated: Mar 19, 2026

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Published on: April 15, 2019

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Published on: July 28, 2011

Area of Science:

Microbiology
Cell Biology
Microscopy

Background:

Bacillus subtilis is a widely used Gram-positive bacterium for studying cellular processes.
Its genetic tractability makes it an ideal model organism.
B. subtilis exhibits cellular differentiation through spore formation under nutrient limitation.

Purpose of the Study:

To describe basic wide-field fluorescence microscopy techniques.
To visualize Bacillus subtilis during vegetative growth.
To visualize the spore formation (sporulation) process.

Main Methods:

Wide-field fluorescence microscopy
Staining techniques for bacterial visualization
Microscopy protocols for live B. subtilis cells

Main Results:

Successful visualization of Bacillus subtilis vegetative growth.
Detailed imaging of the B. subtilis sporulation process.
Demonstration of fluorescence microscopy's utility in studying bacterial development.

Conclusions:

Wide-field fluorescence microscopy is a valuable tool for B. subtilis research.
The described methods facilitate the study of bacterial cell biology and differentiation.
This work provides foundational techniques for visualizing key cellular events in Bacillus subtilis.