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Functional correlation of genome-wide DNA methylation profiles in genetic neurodevelopmental disorders

  • Michael A. Levy
  • , Raissa Relator
  • , Haley McConkey
  • , Erinija Pranckeviciene
  • , Jennifer Kerkhof
  • , Mouna Barat-Houari
  • , Sara Bargiacchi
  • , Elisa Biamino
  • , María Palomares Bralo
  • , Gerarda Cappuccio
  • , Andrea Ciolfi
  • , Angus Clarke
  • , Barbara R. DuPont
  • , Mariet W. Elting
  • , Laurence Faivre
  • , Timothy Fee
  • , Marco Ferilli
  • , Robin S. Fletcher
  • , Florian Cherick
  • , Aidin Foroutan
  • Michael J. Friez, Cristina Gervasini, Sadegheh Haghshenas, Benjamin A. Hilton, Zandra Jenkins, Simranpreet Kaur, Suzanne Lewis, Raymond J. Louie, Silvia Maitz, Donatella Milani, Angela T. Morgan, Renske Oegema, Elsebet Østergaard, Nathalie R. Pallares, Maria Piccione, Astrid S. Plomp, Cathryn Poulton, Jack Reilly, Rocio Rius, Stephen Robertson, Kathleen Rooney, Justine Rousseau, Gijs W. E. Santen, Fernando Santos-Simarro, Josephine Schijns, Gabriella M. Squeo, Miya St John, Christel Thauvin-Robinet, Giovanna Traficante, Pleuntje J. van der Sluijs, Samantha A. Vergano, Niels Vos, Kellie K. Walden, Dimitar Azmanov, Tugce B. Balci, Siddharth Banka, Jozef Gecz, Peter Henneman, Jennifer A. Lee, Marcel M. A. M. Mannens, Tony Roscioli, Victoria Siu, David J. Amor, Gareth Baynam, Eric G. Bend, Kym Boycott, Nicola Brunetti-Pierri, Philippe M. Campeau, Dominique Campion, John Christodoulou, David Dyment, Natacha Esber, Jill A. Fahrner, Mark D. Fleming, David Genevieve, Delphine Heron, Thomas Husson, Kristin D. Kernohan, Alisdair McNeill, Leonie A. Menke, Giuseppe Merla, Paolo Prontera, Cheryl Rockman-Greenberg, Charles Schwartz, Steven A. Skinner, Roger E. Stevenson, Marie Vincent, Antonio Vitobello, Marco Tartaglia, Marielle Alders, Matthew L. Tedder, Bekim Sadikovic*
*Corresponding author for this work
  • Western University
  • Lapeyronie - CHU of Montpellier, France
  • Azienda Ospedaliero Universitaria Meyer
  • University of Turin
  • Universidad Autónoma de Madrid
  • University of Naples Federico II
  • Telethon Institute of Genetics and Medicine, Pozzuoli (NA)
  • IRCCS Ospedale pediatrico Bambino Gesù - Roma
  • Department of Endocrinology, Institute of Molecular and Experimental Medicine, Cardiff University School of Medicine, Cardiff, UK
  • Greenwood Genetics Center
  • University of Amsterdam
  • Université de Bourgogne
  • CHU de Clermont-Ferrand
  • Université de Montpellier
  • University of Milan
  • University of Otago
  • University of Melbourne
  • Faculty of Medicine, University of British Columbia School of Medicine, Vancouver, British Columbia, Canada
  • Azienda Ospedaliera San Gerardo Monza
  • IRCCS Fondazione Ca'Granda – Ospedale Maggiore Policlinico - Milano
  • University Medical Center Utrecht
  • University of Copenhagen
  • University of Palermo
  • King Edward Memorial Hospital for Women
  • Murdoch Children's Research Institute
  • University of Montreal
  • Leiden University Medical Center
  • Centre de Génétique, Centre de Référence Anomalies du Développement et Syndromes Malformatifs, Centre de Compétence Maladies Mitochondriales, FHU TRANSLAD, Hôpital d'Enfants, CHU de Dijon, France
  • Eastern Virginia Medical School
  • PathWest Laboratory Medicine WA
  • Division of Infection, Immunity and Respiratory Medicine, University of Manchester, Manchester, UK
  • Health Innovation Manchester
  • Robinson Research Institute and Adelaide Medical School, Adelaide, Australia
  • South Australian Health And Medical Research Institute
  • Neuroscience Research Australia
  • University of New South Wales
  • Prince of Wales Hospital
  • Sydney Children's Hospital
  • PreventionGenetics LLC, Marshfield, Wisconsin, USA
  • University of Ottawa
  • GPMCND - Génomique et Médecine Personnalisée du Cancer et des Maladies Neuropsychiatriques
  • KAT6A Foundation
  • Johns Hopkins University
  • Children's Hospital Boston
  • Assistance publique – Hôpitaux de Paris
  • Université de Rouen Normandie
  • University of Sheffield
  • IRCCS Ospedale Casa Sollievo della Sofferenza - San Giovanni Rotondo (FG)
  • University Hospital of Perugia
  • Section of Neurosurgery, Department of Surgery, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, MB, Canada
  • Ultrasound and Cardiology Departments, University Hospital, Institut du Thorax, Nantes, France
  • CNRS
  • Centre Hospitalier Universitaire de Montpellier
  • Telethon Institute of Genetics and Medicine
  • Cardiff University
  • Greenwood Genetic Center
  • International Centre for Rural Health of the San Paolo Hospital
  • Department of Surgery, University of British Columbia, Vancouver, BC, Canada
  • Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico
  • Utrecht University
  • Leiden University
  • CHU Dijon Bourgogne - Hôpital François Mitterrand
  • PathWest Laboratory Medicine of Western Australia
  • University of Manchester
  • Discipline of Psychiatry, 5005 Adelaide, Australia
  • Prevention Genetics
  • Centre hospitalier pour enfants de l'est de l'Ontario
  • Harvard University
  • Ospedale Santa Maria della Misericordia
  • University of Manitoba
  • Nantes University Hospital

Research output: Contribution to journalArticleAcademicpeer-review

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Abstract

An expanding range of genetic syndromes are characterized by genome-wide disruptions in DNA methylation profiles referred to as episignatures. Episignatures are distinct, highly sensitive, and specific biomarkers that have recently been applied in clinical diagnosis of genetic syndromes. Episignatures are contained within the broader disorder-specific genome-wide DNA methylation changes, which can share significant overlap among different conditions. In this study, we performed functional genomic assessment and comparison of disorder-specific and overlapping genome-wide DNA methylation changes related to 65 genetic syndromes with previously described episignatures. We demonstrate evidence of disorder-specific and recurring genome-wide differentially methylated probes (DMPs) and regions (DMRs). The overall distribution of DMPs and DMRs across the majority of the neurodevelopmental genetic syndromes analyzed showed substantial enrichment in gene promoters and CpG islands, and under-representation of the more variable intergenic regions. Analysis showed significant enrichment of the DMPs and DMRs in gene pathways and processes related to neurodevelopment, including neurogenesis, synaptic signaling and synaptic transmission. This study expands beyond the diagnostic utility of DNA methylation episignatures by demonstrating correlation between the function of the mutated genes and the consequent genomic DNA methylation profiles as a key functional element in the molecular etiology of genetic neurodevelopmental disorders.
Original languageEnglish
Pages (from-to)1609-1628
Number of pages20
JournalHuman mutation
Volume43
Issue number11
Early online date2022
DOIs
Publication statusPublished - Nov 2022

Keywords

  • DNA methylation
  • clinical diagnostics
  • episignatures
  • neurodevelopmental syndromes

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