Nasal Placode Development, GnRH Neuronal Migration and Kallmann Syndrome

The development of Gonadotropin releasing hormone-1 (GnRH) neurons is important for a functional reproduction system in vertebrates. Disruption of GnRH results in hypogonadism and if accompanied by anosmia is termed Kallmann Syndrome (KS). From their origin in the nasal placode, GnRH neurons migrate...

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Main Authors: Hyun-Ju Cho, Yufei Shan, Niteace C. Whittington, Susan Wray
Format: Article
Language:English
Published: Frontiers Media S.A. 2019-07-01
Series:Frontiers in Cell and Developmental Biology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fcell.2019.00121/full
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author Hyun-Ju Cho
Yufei Shan
Niteace C. Whittington
Susan Wray
author_facet Hyun-Ju Cho
Yufei Shan
Niteace C. Whittington
Susan Wray
author_sort Hyun-Ju Cho
collection DOAJ
description The development of Gonadotropin releasing hormone-1 (GnRH) neurons is important for a functional reproduction system in vertebrates. Disruption of GnRH results in hypogonadism and if accompanied by anosmia is termed Kallmann Syndrome (KS). From their origin in the nasal placode, GnRH neurons migrate along the olfactory-derived vomeronasal axons to the nasal forebrain junction and then turn caudally into the developing forebrain. Although research on the origin of GnRH neurons, their migration and genes associated with KS has identified multiple factors that influence development of this system, several aspects still remain unclear. This review discusses development of the olfactory system, factors that regulate GnRH neuron formation and development of the olfactory system, migration of the GnRH neurons from the nose into the brain, and mutations in humans with KS that result from disruption of normal GnRH/olfactory systems development.
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spelling doaj.art-bf063e761fff4e80a14dcbc573923d9b2022-12-21T17:58:57ZengFrontiers Media S.A.Frontiers in Cell and Developmental Biology2296-634X2019-07-01710.3389/fcell.2019.00121460793Nasal Placode Development, GnRH Neuronal Migration and Kallmann SyndromeHyun-Ju ChoYufei ShanNiteace C. WhittingtonSusan WrayThe development of Gonadotropin releasing hormone-1 (GnRH) neurons is important for a functional reproduction system in vertebrates. Disruption of GnRH results in hypogonadism and if accompanied by anosmia is termed Kallmann Syndrome (KS). From their origin in the nasal placode, GnRH neurons migrate along the olfactory-derived vomeronasal axons to the nasal forebrain junction and then turn caudally into the developing forebrain. Although research on the origin of GnRH neurons, their migration and genes associated with KS has identified multiple factors that influence development of this system, several aspects still remain unclear. This review discusses development of the olfactory system, factors that regulate GnRH neuron formation and development of the olfactory system, migration of the GnRH neurons from the nose into the brain, and mutations in humans with KS that result from disruption of normal GnRH/olfactory systems development.https://www.frontiersin.org/article/10.3389/fcell.2019.00121/fullGnRHneurodevelopmentolfactory placodeneuronal migrationolfactory systemKallmann syndrome
spellingShingle Hyun-Ju Cho
Yufei Shan
Niteace C. Whittington
Susan Wray
Nasal Placode Development, GnRH Neuronal Migration and Kallmann Syndrome
Frontiers in Cell and Developmental Biology
GnRH
neurodevelopment
olfactory placode
neuronal migration
olfactory system
Kallmann syndrome
title Nasal Placode Development, GnRH Neuronal Migration and Kallmann Syndrome
title_full Nasal Placode Development, GnRH Neuronal Migration and Kallmann Syndrome
title_fullStr Nasal Placode Development, GnRH Neuronal Migration and Kallmann Syndrome
title_full_unstemmed Nasal Placode Development, GnRH Neuronal Migration and Kallmann Syndrome
title_short Nasal Placode Development, GnRH Neuronal Migration and Kallmann Syndrome
title_sort nasal placode development gnrh neuronal migration and kallmann syndrome
topic GnRH
neurodevelopment
olfactory placode
neuronal migration
olfactory system
Kallmann syndrome
url https://www.frontiersin.org/article/10.3389/fcell.2019.00121/full
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AT yufeishan nasalplacodedevelopmentgnrhneuronalmigrationandkallmannsyndrome
AT niteacecwhittington nasalplacodedevelopmentgnrhneuronalmigrationandkallmannsyndrome
AT susanwray nasalplacodedevelopmentgnrhneuronalmigrationandkallmannsyndrome