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Sex stratification of gene expression changes in Parkinson’s Disease

Parkinson’s disease (PD) is the second-leading cause of death among neurodegenerative disorders after Alzheimer’s disease (AD), affecting around 2% of the population. It is expected that the incidence of PD will exceed 12 million by 2040. Meanwhile, there is a recognized difference in the molecular...

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Main Author: Adel, Eman
Format: Thesis
Published: AUC Knowledge Fountain 2027
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access_status_str Open Access
author Adel, Eman
author_browse Adel, Eman
author_facet Adel, Eman
author_sort Adel, Eman
collection Thesis
description Parkinson’s disease (PD) is the second-leading cause of death among neurodegenerative disorders after Alzheimer’s disease (AD), affecting around 2% of the population. It is expected that the incidence of PD will exceed 12 million by 2040. Meanwhile, there is a recognized difference in the molecular and phenotypical expression of the disease as well as in the response to treatment between men and women. Men have twice the incidence of PD compared to women, who have a late onset and worse prognosis that is usually associated with menopause. To delineate these disparities, transcriptomic data obtained from 1,392 peripheral blood samples, leveraging the PPMI database (Parkinson’s Progression Marker’s Initiative), were used to perform a sex stratified differential gene expression analysis. Sex specific differentially expressed genes were identified, which revealed sex divergent alterations in peripheral inflammatory response and female-specific alterations in chromatin remodeling pathways.  Based on sex specific pathway enrichment analysis and protein-protein interaction (PPI) analysis, a subset of the female-specific differentially expressed genes was found to be transcriptional targets of estrogen through ER-α, suggesting the pivotal role of estrogen in mediating sex-dependent alterations in PD. These results may open new avenues towards a sex informed diagnosis and treatment of PD.
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institution American University in Cairo (Egypt)
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license_str Not specified — see source repository
provenance_str_mv Harvested via OAI-PMH from AUC Knowledge Fountain — bepress
publishDate 2027
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spelling oai:fount.aucegypt.edu:etds-3878 Sex stratification of gene expression changes in Parkinson’s Disease Adel, Eman Parkinson’s disease (PD) is the second-leading cause of death among neurodegenerative disorders after Alzheimer’s disease (AD), affecting around 2% of the population. It is expected that the incidence of PD will exceed 12 million by 2040. Meanwhile, there is a recognized difference in the molecular and phenotypical expression of the disease as well as in the response to treatment between men and women. Men have twice the incidence of PD compared to women, who have a late onset and worse prognosis that is usually associated with menopause. To delineate these disparities, transcriptomic data obtained from 1,392 peripheral blood samples, leveraging the PPMI database (Parkinson’s Progression Marker’s Initiative), were used to perform a sex stratified differential gene expression analysis. Sex specific differentially expressed genes were identified, which revealed sex divergent alterations in peripheral inflammatory response and female-specific alterations in chromatin remodeling pathways.  Based on sex specific pathway enrichment analysis and protein-protein interaction (PPI) analysis, a subset of the female-specific differentially expressed genes was found to be transcriptional targets of estrogen through ER-α, suggesting the pivotal role of estrogen in mediating sex-dependent alterations in PD. These results may open new avenues towards a sex informed diagnosis and treatment of PD. 2027-01-31T08:00:00Z thesis application/pdf https://fount.aucegypt.edu/etds/2817 https://fount.aucegypt.edu/context/etds/article/3878/viewcontent/Final_Thesis___Eman_Adel.pdf Theses and Dissertations AUC Knowledge Fountain Sex Parkinson's Disease Transcriptomics DEGs Estrogen
spellingShingle Sex
Parkinson's Disease
Transcriptomics
DEGs
Estrogen
Adel, Eman
Sex stratification of gene expression changes in Parkinson’s Disease
title Sex stratification of gene expression changes in Parkinson’s Disease
title_full Sex stratification of gene expression changes in Parkinson’s Disease
title_fullStr Sex stratification of gene expression changes in Parkinson’s Disease
title_full_unstemmed Sex stratification of gene expression changes in Parkinson’s Disease
title_short Sex stratification of gene expression changes in Parkinson’s Disease
title_sort sex stratification of gene expression changes in parkinson s disease
topic Sex
Parkinson's Disease
Transcriptomics
DEGs
Estrogen
url https://fount.aucegypt.edu/etds/2817
https://fount.aucegypt.edu/context/etds/article/3878/viewcontent/Final_Thesis___Eman_Adel.pdf
work_keys_str_mv AT adeleman sexstratificationofgeneexpressionchangesinparkinsonsdisease