Assessing protein distribution and dendritic spine morphology relationships using structured illumination microscopy in cultured neurons

Summary: Dendritic spines are protrusions on dendrites forming the postsynaptic aspect of excitatory connections within the brain. Spine morphology is associated with synaptic functional strength and the spatial regulation of protein nanodomains within dendritic spines is an important determinant of...

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Main Authors: Kathryn J. Bjornson, Michael E. Cahill
Format: Article
Language:English
Published: Elsevier 2024-03-01
Series:STAR Protocols
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666166723007967
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author Kathryn J. Bjornson
Michael E. Cahill
author_facet Kathryn J. Bjornson
Michael E. Cahill
author_sort Kathryn J. Bjornson
collection DOAJ
description Summary: Dendritic spines are protrusions on dendrites forming the postsynaptic aspect of excitatory connections within the brain. Spine morphology is associated with synaptic functional strength and the spatial regulation of protein nanodomains within dendritic spines is an important determinant of spine structure and function. Here, we present a protocol to resolve the nanoscale localization of proteins within dendritic spines using structured illumination microscopy. We describe steps for the structural analysis of dendritic spine parameters, protein localization analysis, and data processing.For complete details on the use and execution of this protocol, please refer to Bjornson et al.1 : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.
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spelling doaj.art-0e0b2d3a7f50429fac88a684b47b372f2024-01-18T04:18:33ZengElsevierSTAR Protocols2666-16672024-03-0151102829Assessing protein distribution and dendritic spine morphology relationships using structured illumination microscopy in cultured neuronsKathryn J. Bjornson0Michael E. Cahill1Department of Comparative Biosciences, University of Wisconsin, Madison, WI 53706, USA; Corresponding authorDepartment of Comparative Biosciences, University of Wisconsin, Madison, WI 53706, USA; Corresponding authorSummary: Dendritic spines are protrusions on dendrites forming the postsynaptic aspect of excitatory connections within the brain. Spine morphology is associated with synaptic functional strength and the spatial regulation of protein nanodomains within dendritic spines is an important determinant of spine structure and function. Here, we present a protocol to resolve the nanoscale localization of proteins within dendritic spines using structured illumination microscopy. We describe steps for the structural analysis of dendritic spine parameters, protein localization analysis, and data processing.For complete details on the use and execution of this protocol, please refer to Bjornson et al.1 : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.http://www.sciencedirect.com/science/article/pii/S2666166723007967Cell cultureMicroscopyNeuroscience
spellingShingle Kathryn J. Bjornson
Michael E. Cahill
Assessing protein distribution and dendritic spine morphology relationships using structured illumination microscopy in cultured neurons
STAR Protocols
Cell culture
Microscopy
Neuroscience
title Assessing protein distribution and dendritic spine morphology relationships using structured illumination microscopy in cultured neurons
title_full Assessing protein distribution and dendritic spine morphology relationships using structured illumination microscopy in cultured neurons
title_fullStr Assessing protein distribution and dendritic spine morphology relationships using structured illumination microscopy in cultured neurons
title_full_unstemmed Assessing protein distribution and dendritic spine morphology relationships using structured illumination microscopy in cultured neurons
title_short Assessing protein distribution and dendritic spine morphology relationships using structured illumination microscopy in cultured neurons
title_sort assessing protein distribution and dendritic spine morphology relationships using structured illumination microscopy in cultured neurons
topic Cell culture
Microscopy
Neuroscience
url http://www.sciencedirect.com/science/article/pii/S2666166723007967
work_keys_str_mv AT kathrynjbjornson assessingproteindistributionanddendriticspinemorphologyrelationshipsusingstructuredilluminationmicroscopyinculturedneurons
AT michaelecahill assessingproteindistributionanddendriticspinemorphologyrelationshipsusingstructuredilluminationmicroscopyinculturedneurons