COMT Val158Met Polymorphism and Social Impairment Interactively Affect Attention-Deficit Hyperactivity Symptoms in Healthy Adolescents
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COMT Val158Met Polymorphism and Social Impairment Interactively Affect Attention-Deficit Hyperactivity Symptoms in Healthy Adolescents. / Millenet, Sabina K; Nees, Frauke; Heintz, Stefan; Bach, Christiane; Frank, Josef; Vollstädt-Klein, Sabine; Bokde, Arun; Bromberg, Uli; Büchel, Christian; Quinlan, Erin B; Desrivières, Sylvane; Fröhner, Juliane; Flor, Herta; Frouin, Vincent; Garavan, Hugh; Gowland, Penny; Heinz, Andreas; Ittermann, Bernd; Lemaire, Herve; Martinot, Jean-Luc; Martinot, Marie-Laure P; Papadoulos, Dimitri O; Paus, Tomáš; Poustka, Luise; Rietschel, Marcella; Smolka, Michael N; Walter, Henrik; Whelan, Rob; Schumann, Gunter; Banaschewski, Tobias; Hohmann, Sarah.
in: FRONT GENET, Jahrgang 9, 2018, S. 284.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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T1 - COMT Val158Met Polymorphism and Social Impairment Interactively Affect Attention-Deficit Hyperactivity Symptoms in Healthy Adolescents
AU - Millenet, Sabina K
AU - Nees, Frauke
AU - Heintz, Stefan
AU - Bach, Christiane
AU - Frank, Josef
AU - Vollstädt-Klein, Sabine
AU - Bokde, Arun
AU - Bromberg, Uli
AU - Büchel, Christian
AU - Quinlan, Erin B
AU - Desrivières, Sylvane
AU - Fröhner, Juliane
AU - Flor, Herta
AU - Frouin, Vincent
AU - Garavan, Hugh
AU - Gowland, Penny
AU - Heinz, Andreas
AU - Ittermann, Bernd
AU - Lemaire, Herve
AU - Martinot, Jean-Luc
AU - Martinot, Marie-Laure P
AU - Papadoulos, Dimitri O
AU - Paus, Tomáš
AU - Poustka, Luise
AU - Rietschel, Marcella
AU - Smolka, Michael N
AU - Walter, Henrik
AU - Whelan, Rob
AU - Schumann, Gunter
AU - Banaschewski, Tobias
AU - Hohmann, Sarah
PY - 2018
Y1 - 2018
N2 - The dopaminergic system has been shown to have substantial effects on the etiology of attention-deficit hyperactivity disorder (ADHD). However, while some studies found a significant direct effect, others did not. In this context, social behavior might play an important role as a factor that is related both to the dopaminergic system and ADHD. In a large epidemiological sample of adolescents (N = 462; 16-17 years), we assessed the level of ADHD symptoms using the Strengths and Difficulties Questionnaire, social behavior using the Social Responsiveness Scale, and the allelic distribution of the dopaminergic catechol-O-methyltransferase (COMT) Val158Met polymorphism. We found a significant association between COMT and social impairment, insofar as Met-allele carriers showed increased levels of social impairment. Moreover, social impairment significantly determined an association between COMT and ADHD (explained variance: 19.09%). This effect did not significantly differ between males and females. COMT and social impairment might interactively affect ADHD symptomatology, and could thus represent significant gene-phenotypic risk factors for ADHD symptomatology. This might have interesting implications for prevention and intervention strategies with a focus on social behavior in genetically at-risk individuals.
AB - The dopaminergic system has been shown to have substantial effects on the etiology of attention-deficit hyperactivity disorder (ADHD). However, while some studies found a significant direct effect, others did not. In this context, social behavior might play an important role as a factor that is related both to the dopaminergic system and ADHD. In a large epidemiological sample of adolescents (N = 462; 16-17 years), we assessed the level of ADHD symptoms using the Strengths and Difficulties Questionnaire, social behavior using the Social Responsiveness Scale, and the allelic distribution of the dopaminergic catechol-O-methyltransferase (COMT) Val158Met polymorphism. We found a significant association between COMT and social impairment, insofar as Met-allele carriers showed increased levels of social impairment. Moreover, social impairment significantly determined an association between COMT and ADHD (explained variance: 19.09%). This effect did not significantly differ between males and females. COMT and social impairment might interactively affect ADHD symptomatology, and could thus represent significant gene-phenotypic risk factors for ADHD symptomatology. This might have interesting implications for prevention and intervention strategies with a focus on social behavior in genetically at-risk individuals.
U2 - 10.3389/fgene.2018.00284
DO - 10.3389/fgene.2018.00284
M3 - SCORING: Journal article
C2 - 30108607
VL - 9
SP - 284
JO - FRONT GENET
JF - FRONT GENET
SN - 1664-8021
ER -