In vivo and in situ replication labeling methods for super-resolution structured illumination microscopy of chromosome territories and chromatin domains

Recent advances in super-resolution microscopy enable the study of subchromosomal chromatin organization in single cells with unprecedented detail. Here we describe refined methods for pulse-chase replication labeling of individual chromosome territories (CTs) and replication domain units in mammali...

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Main Authors: Miron, E, Innocent, C, Heyde, S, Schermelleh, L
Format: Journal article
Language:English
Published: Springer New York 2016
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author Miron, E
Innocent, C
Heyde, S
Schermelleh, L
author_facet Miron, E
Innocent, C
Heyde, S
Schermelleh, L
author_sort Miron, E
collection OXFORD
description Recent advances in super-resolution microscopy enable the study of subchromosomal chromatin organization in single cells with unprecedented detail. Here we describe refined methods for pulse-chase replication labeling of individual chromosome territories (CTs) and replication domain units in mammalian cell nuclei, with specific focus on their application to three-dimensional structured illumination microscopy (3D-SIM). We provide detailed protocols for highly efficient electroporation-based delivery or scratch loading of cell impermeable fluorescent nucleotides for live cell studies. Furthermore we describe the application of (2'S)-2'-deoxy-2'-fluoro-5-ethynyluridine (F-ara-EdU) for the in situ detection of segregated chromosome territories with minimized cytotoxic side effects.
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spelling oxford-uuid:c206c601-7710-488f-9a8e-4dd6eeb4e9b02022-03-27T06:05:59ZIn vivo and in situ replication labeling methods for super-resolution structured illumination microscopy of chromosome territories and chromatin domainsJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:c206c601-7710-488f-9a8e-4dd6eeb4e9b0EnglishSymplectic Elements at OxfordSpringer New York2016Miron, EInnocent, CHeyde, SSchermelleh, LRecent advances in super-resolution microscopy enable the study of subchromosomal chromatin organization in single cells with unprecedented detail. Here we describe refined methods for pulse-chase replication labeling of individual chromosome territories (CTs) and replication domain units in mammalian cell nuclei, with specific focus on their application to three-dimensional structured illumination microscopy (3D-SIM). We provide detailed protocols for highly efficient electroporation-based delivery or scratch loading of cell impermeable fluorescent nucleotides for live cell studies. Furthermore we describe the application of (2'S)-2'-deoxy-2'-fluoro-5-ethynyluridine (F-ara-EdU) for the in situ detection of segregated chromosome territories with minimized cytotoxic side effects.
spellingShingle Miron, E
Innocent, C
Heyde, S
Schermelleh, L
In vivo and in situ replication labeling methods for super-resolution structured illumination microscopy of chromosome territories and chromatin domains
title In vivo and in situ replication labeling methods for super-resolution structured illumination microscopy of chromosome territories and chromatin domains
title_full In vivo and in situ replication labeling methods for super-resolution structured illumination microscopy of chromosome territories and chromatin domains
title_fullStr In vivo and in situ replication labeling methods for super-resolution structured illumination microscopy of chromosome territories and chromatin domains
title_full_unstemmed In vivo and in situ replication labeling methods for super-resolution structured illumination microscopy of chromosome territories and chromatin domains
title_short In vivo and in situ replication labeling methods for super-resolution structured illumination microscopy of chromosome territories and chromatin domains
title_sort in vivo and in situ replication labeling methods for super resolution structured illumination microscopy of chromosome territories and chromatin domains
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AT heydes invivoandinsitureplicationlabelingmethodsforsuperresolutionstructuredilluminationmicroscopyofchromosometerritoriesandchromatindomains
AT schermellehl invivoandinsitureplicationlabelingmethodsforsuperresolutionstructuredilluminationmicroscopyofchromosometerritoriesandchromatindomains