| Literature DB >> 25150565 |
Heidi A Browne1, Shannon L Gair2, Jeremiah M Scharf3, Dorothy E Grice4.
Abstract
Twin and family studies support a significant genetic contribution to obsessive-compulsive disorder (OCD) and related disorders, such as chronic tic disorders, trichotillomania, skin-picking disorder, body dysmorphic disorder, and hoarding disorder. Recently, population-based studies and novel laboratory-based methods have confirmed substantial heritability in OCD. Genome-wide association studies and candidate gene association studies have provided information on specific gene variations that may be involved in the pathobiology of OCD, though a substantial portion of the genetic risk architecture remains unknown.Entities:
Keywords: Candidate gene; Familial recurrence; GWAS; Genetics; Heritability; Model system; OCD; Twin study
Mesh:
Year: 2014 PMID: 25150565 PMCID: PMC4143777 DOI: 10.1016/j.psc.2014.06.002
Source DB: PubMed Journal: Psychiatr Clin North Am ISSN: 0193-953X