Investigating rare genetic variants in common migraine

Migraine is a highly prevalent headache disorder imposing a significant burden of disability on human health worldwide. The headache is believed to arise from activation of trigeminal pain pathways, with CNS regions also playing an integral role in attack initiation and progression. Recent genetic a...

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第一著者: Weir, G
その他の著者: Cader, Z
フォーマット: 学位論文
言語:English
出版事項: 2014
主題:
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author Weir, G
author2 Cader, Z
author_facet Cader, Z
Weir, G
author_sort Weir, G
collection OXFORD
description Migraine is a highly prevalent headache disorder imposing a significant burden of disability on human health worldwide. The headache is believed to arise from activation of trigeminal pain pathways, with CNS regions also playing an integral role in attack initiation and progression. Recent genetic associations have been made, but there is a need to convert these into relevant experimental models to study underlying disease mechanisms. Herein, I detail functional analysis of two deleterious variants in the genes <em>KCNK18</em> and <em>SLC12A3</em>, that segregate with migraine with aura in one large pedigree. Gene function has been studied in a range of cell models, from heterologous expression systems and primary neuronal cultures, to Induced Pluripotent Stem (iPS) cell-derived nociceptors. In this context, the protein products of <em>KCNK18</em> and <em>SLC12A3</em> have been shown to modulate parameters of neuronal excitability, including baseline membrane properties and firing patterns. Migraine attacks are not wholly attributable to perturbations in peripheral pathways. I have shown that these genes are also expressed within the CNS in a small number of discreet regions, suggesting a possible role in central processing. Utilizing recently defined genetic variants and physiological cell- based models, will provide a platform for mechanistic insights into migraine pathogenesis and allow for the development of drug screening assays for new migraine therapies.
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spelling oxford-uuid:2aad341d-91fb-4ee8-8c55-ddd81b33247e2024-12-07T09:45:38ZInvestigating rare genetic variants in common migraineThesishttp://purl.org/coar/resource_type/c_db06uuid:2aad341d-91fb-4ee8-8c55-ddd81b33247eNeurogeneticsEnglishOxford University Research Archive - Valet2014Weir, GCader, ZMigraine is a highly prevalent headache disorder imposing a significant burden of disability on human health worldwide. The headache is believed to arise from activation of trigeminal pain pathways, with CNS regions also playing an integral role in attack initiation and progression. Recent genetic associations have been made, but there is a need to convert these into relevant experimental models to study underlying disease mechanisms. Herein, I detail functional analysis of two deleterious variants in the genes <em>KCNK18</em> and <em>SLC12A3</em>, that segregate with migraine with aura in one large pedigree. Gene function has been studied in a range of cell models, from heterologous expression systems and primary neuronal cultures, to Induced Pluripotent Stem (iPS) cell-derived nociceptors. In this context, the protein products of <em>KCNK18</em> and <em>SLC12A3</em> have been shown to modulate parameters of neuronal excitability, including baseline membrane properties and firing patterns. Migraine attacks are not wholly attributable to perturbations in peripheral pathways. I have shown that these genes are also expressed within the CNS in a small number of discreet regions, suggesting a possible role in central processing. Utilizing recently defined genetic variants and physiological cell- based models, will provide a platform for mechanistic insights into migraine pathogenesis and allow for the development of drug screening assays for new migraine therapies.
spellingShingle Neurogenetics
Weir, G
Investigating rare genetic variants in common migraine
title Investigating rare genetic variants in common migraine
title_full Investigating rare genetic variants in common migraine
title_fullStr Investigating rare genetic variants in common migraine
title_full_unstemmed Investigating rare genetic variants in common migraine
title_short Investigating rare genetic variants in common migraine
title_sort investigating rare genetic variants in common migraine
topic Neurogenetics
work_keys_str_mv AT weirg investigatingraregeneticvariantsincommonmigraine