The formation of the superior and jugular ganglia: insights into the generation of sensory neurons by the neural crest.

The superior and jugular ganglia (S/JG) are the proximal ganglia of the IXth and Xth cranial nerves and the sensory neurons of these ganglia are neural crest derived. However, it has been unclear the extent to which their differentiation resembles that of the Dorsal Root Ganglia (DRGs). In the DRGs,...

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Main Authors: Thompson, H, Blentic, A, Watson, S, Begbie, J, Graham, A
Format: Journal article
Language:English
Published: 2010
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author Thompson, H
Blentic, A
Watson, S
Begbie, J
Graham, A
author_facet Thompson, H
Blentic, A
Watson, S
Begbie, J
Graham, A
author_sort Thompson, H
collection OXFORD
description The superior and jugular ganglia (S/JG) are the proximal ganglia of the IXth and Xth cranial nerves and the sensory neurons of these ganglia are neural crest derived. However, it has been unclear the extent to which their differentiation resembles that of the Dorsal Root Ganglia (DRGs). In the DRGs, neural crest cells undergo neuronal differentiation just after the onset of migration and there is evidence suggesting that these cells are pre-specified towards a sensory fate. We have analysed sensory neuronal differentiation in the S/JG. We show, in keeping with previous studies, that neuronal differentiation initiates long after the cessation of neural crest migration. We also find no evidence for the existence of migratory neural crest cells pre-specified towards a sensory phenotype prior to ganglion formation. Rather our results suggest that sensory neuronal differentiation in the S/JG is the result of localised spatiotemporal cues.
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spelling oxford-uuid:bb04d1a0-4618-41ee-b791-a77bb1b04c842022-03-27T05:13:54ZThe formation of the superior and jugular ganglia: insights into the generation of sensory neurons by the neural crest.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:bb04d1a0-4618-41ee-b791-a77bb1b04c84EnglishSymplectic Elements at Oxford2010Thompson, HBlentic, AWatson, SBegbie, JGraham, AThe superior and jugular ganglia (S/JG) are the proximal ganglia of the IXth and Xth cranial nerves and the sensory neurons of these ganglia are neural crest derived. However, it has been unclear the extent to which their differentiation resembles that of the Dorsal Root Ganglia (DRGs). In the DRGs, neural crest cells undergo neuronal differentiation just after the onset of migration and there is evidence suggesting that these cells are pre-specified towards a sensory fate. We have analysed sensory neuronal differentiation in the S/JG. We show, in keeping with previous studies, that neuronal differentiation initiates long after the cessation of neural crest migration. We also find no evidence for the existence of migratory neural crest cells pre-specified towards a sensory phenotype prior to ganglion formation. Rather our results suggest that sensory neuronal differentiation in the S/JG is the result of localised spatiotemporal cues.
spellingShingle Thompson, H
Blentic, A
Watson, S
Begbie, J
Graham, A
The formation of the superior and jugular ganglia: insights into the generation of sensory neurons by the neural crest.
title The formation of the superior and jugular ganglia: insights into the generation of sensory neurons by the neural crest.
title_full The formation of the superior and jugular ganglia: insights into the generation of sensory neurons by the neural crest.
title_fullStr The formation of the superior and jugular ganglia: insights into the generation of sensory neurons by the neural crest.
title_full_unstemmed The formation of the superior and jugular ganglia: insights into the generation of sensory neurons by the neural crest.
title_short The formation of the superior and jugular ganglia: insights into the generation of sensory neurons by the neural crest.
title_sort formation of the superior and jugular ganglia insights into the generation of sensory neurons by the neural crest
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