Integrated electron microscopy: super-duper resolution.

Since its inception, electron microscopy (EM) has revealed that cellular membranes are organized into structurally distinct subdomains, created by localized protein and lipid assemblies to perform specific complex cellular functions. Caveolae are membrane subdomains that function as signaling platfo...

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Main Authors: Jacomine Krijnse Locker, Sandra L Schmid
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS Biology
Online Access:http://europepmc.org/articles/PMC3754885?pdf=render
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author Jacomine Krijnse Locker
Sandra L Schmid
author_facet Jacomine Krijnse Locker
Sandra L Schmid
author_sort Jacomine Krijnse Locker
collection DOAJ
description Since its inception, electron microscopy (EM) has revealed that cellular membranes are organized into structurally distinct subdomains, created by localized protein and lipid assemblies to perform specific complex cellular functions. Caveolae are membrane subdomains that function as signaling platforms, endocytic carriers, sensors of membrane tension, and mechanical stress, as well as in lipid homeostasis. They were first discovered almost 60 years ago by pioneering electron microscopists. While new and exciting developments in SUPER-resolution fluorescent light microscopy facilitate studies of the spatial organization of fluorescently labeled protein components, these techniques cannot reveal the underlying cellular structures. Thus, equally exciting are developments in EM: genetically encoded probes for protein localization at sub-10 nm resolution, more powerful instruments that allow imaging of larger cell volumes, and computational methods for reconstructing three-dimensional images. Used in combination, as done by Ludwig et al. in the current issue of PLOS Biology, these tools reveal high-resolution insights into the composition and organization of the caveolae coat and the formation of these specialized structures. Together, these advances are contributing to a resurgence in EM.
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spelling doaj.art-ff54030ec6f04c5fa96f599f11c11f032022-12-21T23:12:24ZengPublic Library of Science (PLoS)PLoS Biology1544-91731545-78852013-01-01118e100163910.1371/journal.pbio.1001639Integrated electron microscopy: super-duper resolution.Jacomine Krijnse LockerSandra L SchmidSince its inception, electron microscopy (EM) has revealed that cellular membranes are organized into structurally distinct subdomains, created by localized protein and lipid assemblies to perform specific complex cellular functions. Caveolae are membrane subdomains that function as signaling platforms, endocytic carriers, sensors of membrane tension, and mechanical stress, as well as in lipid homeostasis. They were first discovered almost 60 years ago by pioneering electron microscopists. While new and exciting developments in SUPER-resolution fluorescent light microscopy facilitate studies of the spatial organization of fluorescently labeled protein components, these techniques cannot reveal the underlying cellular structures. Thus, equally exciting are developments in EM: genetically encoded probes for protein localization at sub-10 nm resolution, more powerful instruments that allow imaging of larger cell volumes, and computational methods for reconstructing three-dimensional images. Used in combination, as done by Ludwig et al. in the current issue of PLOS Biology, these tools reveal high-resolution insights into the composition and organization of the caveolae coat and the formation of these specialized structures. Together, these advances are contributing to a resurgence in EM.http://europepmc.org/articles/PMC3754885?pdf=render
spellingShingle Jacomine Krijnse Locker
Sandra L Schmid
Integrated electron microscopy: super-duper resolution.
PLoS Biology
title Integrated electron microscopy: super-duper resolution.
title_full Integrated electron microscopy: super-duper resolution.
title_fullStr Integrated electron microscopy: super-duper resolution.
title_full_unstemmed Integrated electron microscopy: super-duper resolution.
title_short Integrated electron microscopy: super-duper resolution.
title_sort integrated electron microscopy super duper resolution
url http://europepmc.org/articles/PMC3754885?pdf=render
work_keys_str_mv AT jacominekrijnselocker integratedelectronmicroscopysuperduperresolution
AT sandralschmid integratedelectronmicroscopysuperduperresolution