Multi-omic insights into Parkinson's Disease: From genetic associations to functional mechanisms

Genome-Wide Association Studies (GWAS) have elucidated the genetic components of Parkinson's Disease (PD). However, because the vast majority of GWAS association signals fall within non-coding regions, translating these results into an interpretable, mechanistic understanding of the disease eti...

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Main Authors: Brian M. Schilder, Elisa Navarro, Towfique Raj
Format: Article
Language:English
Published: Elsevier 2022-02-01
Series:Neurobiology of Disease
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0969996121003296
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author Brian M. Schilder
Elisa Navarro
Towfique Raj
author_facet Brian M. Schilder
Elisa Navarro
Towfique Raj
author_sort Brian M. Schilder
collection DOAJ
description Genome-Wide Association Studies (GWAS) have elucidated the genetic components of Parkinson's Disease (PD). However, because the vast majority of GWAS association signals fall within non-coding regions, translating these results into an interpretable, mechanistic understanding of the disease etiology remains a major challenge in the field. In this review, we provide an overview of the approaches to prioritize putative causal variants and genes as well as summarise the primary findings of previous studies. We then discuss recent efforts to integrate multi-omics data to identify likely pathogenic cell types and biological pathways implicated in PD pathogenesis. We have compiled full summary statistics of cell-type, tissue, and phentoype enrichment analyses from multiple studies of PD GWAS and provided them in a standardized format as a resource for the research community (https://github.com/RajLabMSSM/PD_omics_review). Finally, we discuss the experimental, computational, and conceptual advances that will be necessary to fully elucidate the effects of functional variants and genes on cellular dysregulation and disease risk.
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spelling doaj.art-2b877f6768904191a1ed53ac502c42132022-12-21T19:48:45ZengElsevierNeurobiology of Disease1095-953X2022-02-01163105580Multi-omic insights into Parkinson's Disease: From genetic associations to functional mechanismsBrian M. Schilder0Elisa Navarro1Towfique Raj2Nash Family Department of Neuroscience & Friedman Brain Institute, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Ronald M. Loeb Center for Alzheimer's disease, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Department of Genetics and Genomic Sciences, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Icahn Institute for Data Science and Genomic Technology, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Estelle and Daniel Maggin Department of Neurology, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Department of Brain Sciences, Faculty of Medicine, Imperial College London, London, United Kingdom; UK Dementia Research Institute at Imperial College London, London, United Kingdom; Correspondence to: B.M. Schilder, 86 Wood Ln, Sir Michael Uren Hub, 7th floor, UK Dementia Research Institute, Imperial College London, London W12 0BZ, United Kingdom.Nash Family Department of Neuroscience & Friedman Brain Institute, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Ronald M. Loeb Center for Alzheimer's disease, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Department of Genetics and Genomic Sciences, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Icahn Institute for Data Science and Genomic Technology, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Estelle and Daniel Maggin Department of Neurology, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Sección Departamental de Bioquímica y Biología Molecular, Facultad de Medicina, Universidad Complutense de Madrid, Madrid, SpainNash Family Department of Neuroscience & Friedman Brain Institute, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Ronald M. Loeb Center for Alzheimer's disease, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Department of Genetics and Genomic Sciences, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Icahn Institute for Data Science and Genomic Technology, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Estelle and Daniel Maggin Department of Neurology, Icahn School of Medicine at Mount Sinai, New York, NY, United States; Correspondence to: T. Raj, 1425 Madison Avenue, Icahn 10-70E, Icahn School of Medicine at Mount Sinai, New York City, NY 10029, United States.Genome-Wide Association Studies (GWAS) have elucidated the genetic components of Parkinson's Disease (PD). However, because the vast majority of GWAS association signals fall within non-coding regions, translating these results into an interpretable, mechanistic understanding of the disease etiology remains a major challenge in the field. In this review, we provide an overview of the approaches to prioritize putative causal variants and genes as well as summarise the primary findings of previous studies. We then discuss recent efforts to integrate multi-omics data to identify likely pathogenic cell types and biological pathways implicated in PD pathogenesis. We have compiled full summary statistics of cell-type, tissue, and phentoype enrichment analyses from multiple studies of PD GWAS and provided them in a standardized format as a resource for the research community (https://github.com/RajLabMSSM/PD_omics_review). Finally, we discuss the experimental, computational, and conceptual advances that will be necessary to fully elucidate the effects of functional variants and genes on cellular dysregulation and disease risk.http://www.sciencedirect.com/science/article/pii/S0969996121003296Parkinson's DiseaseNeurodegenerationGenome-wide association study (GWAS)Quantitative trait loci (QTL)Multi-omicsMeta-analysis
spellingShingle Brian M. Schilder
Elisa Navarro
Towfique Raj
Multi-omic insights into Parkinson's Disease: From genetic associations to functional mechanisms
Neurobiology of Disease
Parkinson's Disease
Neurodegeneration
Genome-wide association study (GWAS)
Quantitative trait loci (QTL)
Multi-omics
Meta-analysis
title Multi-omic insights into Parkinson's Disease: From genetic associations to functional mechanisms
title_full Multi-omic insights into Parkinson's Disease: From genetic associations to functional mechanisms
title_fullStr Multi-omic insights into Parkinson's Disease: From genetic associations to functional mechanisms
title_full_unstemmed Multi-omic insights into Parkinson's Disease: From genetic associations to functional mechanisms
title_short Multi-omic insights into Parkinson's Disease: From genetic associations to functional mechanisms
title_sort multi omic insights into parkinson s disease from genetic associations to functional mechanisms
topic Parkinson's Disease
Neurodegeneration
Genome-wide association study (GWAS)
Quantitative trait loci (QTL)
Multi-omics
Meta-analysis
url http://www.sciencedirect.com/science/article/pii/S0969996121003296
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