Epigenome-Wide Association Study of Tic Disorders

N. Rodrigues Zilhao Nogueira, S.S. Padmanabhuni, L. Pagliaroli, C. Barta, D.J.A. Smit, D.C. Cath, M.G. Nivard, B.M.L. Baselmans, J. van Dongen, P. Paschou, D.I. Boomsma

Research output: Contribution to JournalArticleAcademicpeer-review

Abstract

Tic disorders are moderately heritable common psychiatric disorders that can be highly troubling, both in childhood and in adulthood. In this study, we report results obtained in the first epigenome-wide association study (EWAS) of tic disorders. The subjects are participants in surveys at the Netherlands Twin Register (NTR) and the NTR biobank project. Tic disorders were measured with a self-report version of the Yale Global Tic Severity Scale Abbreviated version (YGTSS-ABBR), included in the 8th wave NTR data collection (2008). DNA methylation data consisted of 411,169 autosomal methylation sites assessed by the Illumina Infinium HumanMethylation450 BeadChip Kit (HM450k array). Phenotype and DNA methylation data were available in 1,678 subjects (mean age = 41.5). No probes reached genome-wide significance (p < 1.2 × 10
Original languageEnglish
Pages (from-to)699-709
Number of pages11
JournalTwin Research and Human Genetics
Volume18
Issue number6
DOIs
Publication statusPublished - 2015

Cohort Studies

  • Netherlands Twin Register (NTR)

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