Ultrastructure expansion microscopy in Trypanosoma brucei

The recently developed ultrastructure expansion microscopy (U-ExM) technique allows us to increase the spatial resolution within a cell or tissue for microscopic imaging through the physical expansion of the sample. In this study, we validate the use of U-ExM in Trypanosoma brucei measuring the expa...

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Main Authors: Ana Kalichava, Torsten Ochsenreiter
Format: Article
Language:English
Published: The Royal Society 2021-10-01
Series:Open Biology
Subjects:
Online Access:https://royalsocietypublishing.org/doi/10.1098/rsob.210132
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author Ana Kalichava
Torsten Ochsenreiter
author_facet Ana Kalichava
Torsten Ochsenreiter
author_sort Ana Kalichava
collection DOAJ
description The recently developed ultrastructure expansion microscopy (U-ExM) technique allows us to increase the spatial resolution within a cell or tissue for microscopic imaging through the physical expansion of the sample. In this study, we validate the use of U-ExM in Trypanosoma brucei measuring the expansion factors of several different compartments/organelles and thus verify the isotropic expansion of the cell. We furthermore demonstrate the use of this sample preparation protocol for future studies by visualizing the nucleus and kDNA, as well as proteins of the cytoskeleton, the basal body, the mitochondrion and the endoplasmic reticulum. Lastly, we discuss the challenges and opportunities of U-ExM.
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spelling doaj.art-1123ff0fb8bb4be584919ba87ee00d772023-07-06T16:15:24ZengThe Royal SocietyOpen Biology2046-24412021-10-01111010.1098/rsob.210132Ultrastructure expansion microscopy in Trypanosoma bruceiAna Kalichava0Torsten Ochsenreiter1Institute of Cell Biology, University of Bern, SwitzerlandInstitute of Cell Biology, University of Bern, SwitzerlandThe recently developed ultrastructure expansion microscopy (U-ExM) technique allows us to increase the spatial resolution within a cell or tissue for microscopic imaging through the physical expansion of the sample. In this study, we validate the use of U-ExM in Trypanosoma brucei measuring the expansion factors of several different compartments/organelles and thus verify the isotropic expansion of the cell. We furthermore demonstrate the use of this sample preparation protocol for future studies by visualizing the nucleus and kDNA, as well as proteins of the cytoskeleton, the basal body, the mitochondrion and the endoplasmic reticulum. Lastly, we discuss the challenges and opportunities of U-ExM.https://royalsocietypublishing.org/doi/10.1098/rsob.210132T. bruceiexpansion microscopycentriolekDNAcell structuresuper resolution
spellingShingle Ana Kalichava
Torsten Ochsenreiter
Ultrastructure expansion microscopy in Trypanosoma brucei
Open Biology
T. brucei
expansion microscopy
centriole
kDNA
cell structure
super resolution
title Ultrastructure expansion microscopy in Trypanosoma brucei
title_full Ultrastructure expansion microscopy in Trypanosoma brucei
title_fullStr Ultrastructure expansion microscopy in Trypanosoma brucei
title_full_unstemmed Ultrastructure expansion microscopy in Trypanosoma brucei
title_short Ultrastructure expansion microscopy in Trypanosoma brucei
title_sort ultrastructure expansion microscopy in trypanosoma brucei
topic T. brucei
expansion microscopy
centriole
kDNA
cell structure
super resolution
url https://royalsocietypublishing.org/doi/10.1098/rsob.210132
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AT torstenochsenreiter ultrastructureexpansionmicroscopyintrypanosomabrucei