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Documents disponibles écrits par cet auteur (3)
Faire une suggestion Affiner la rechercheAffective and psychotic reactivity to daily-life stress in adults with 22q11DS: a study using the experience sampling method / Maude SCHNEIDER in Journal of Neurodevelopmental Disorders, 12 (2020)
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[article]
Titre : Affective and psychotic reactivity to daily-life stress in adults with 22q11DS: a study using the experience sampling method Type de document : texte imprimé Auteurs : Maude SCHNEIDER, Auteur ; Thomas VAESSEN, Auteur ; Esther D.A. VAN DUIN, Auteur ; Zuzana KASANOVA, Auteur ; Wolfgang VIECHTBAUER, Auteur ; Ulrich REININGHAUS, Auteur ; Claudia VINGERHOETS, Auteur ; Jan BOOIJ, Auteur ; Ann SWILLEN, Auteur ; Jacob A.S. VORSTMAN, Auteur ; Thérèse VAN AMELSVOORT, Auteur ; Inez MYIN-GERMEYS, Auteur Langues : Anglais (eng) Mots-clés : Adult DiGeorge Syndrome Ecological Momentary Assessment Humans Mental Disorders Psychotic Disorders/complications Stress, Psychological/complications 22q11.2 deletion syndrome Experience sampling method Momentary psychotic experiences Negative affect Positive affect Stress reactivity Index. décimale : PER Périodiques Résumé : BACKGROUND: 22q11.2 deletion syndrome (22q11DS) is a genetic disorder associated with an increased risk of psychiatric disorders. Vulnerability for psychopathology has been related to an increased reactivity to stress. Here, we examined affective states, perceived stress, affective and psychotic reactivity to various sources of environmental stress using the experience sampling method (ESM), a structured diary technique allowing repeated assessments in the context of daily life. METHODS: Adults with 22q11DS (n = 31; age, 34.1 years) and matched healthy controls (HCs; n = 24; age, 39.9 years) were included. ESM was used to assess affective states, perceived stress, and stress reactivity. Data were analyzed using multilevel regression models. RESULTS: Adults with 22q11DS displayed overall higher levels of negative affect but comparable levels of positive affect compared to HCs. Higher levels of perceived stress were reported by individuals with 22q11DS. Comparable affective and psychotic reactivity in relation to all types of environmental stress was observed between the two groups. CONCLUSION: The results point toward higher levels of negative affect and differences in the perception of daily hassles in 22q11DS but no difference in affective or psychotic reactivity to stress. This study contributes to the growing literature regarding the impact of stress on the development of psychopathology in the 22q11DS population. En ligne : https://dx.doi.org/10.1186/s11689-020-09333-2 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=573
in Journal of Neurodevelopmental Disorders > 12 (2020)[article] Affective and psychotic reactivity to daily-life stress in adults with 22q11DS: a study using the experience sampling method [texte imprimé] / Maude SCHNEIDER, Auteur ; Thomas VAESSEN, Auteur ; Esther D.A. VAN DUIN, Auteur ; Zuzana KASANOVA, Auteur ; Wolfgang VIECHTBAUER, Auteur ; Ulrich REININGHAUS, Auteur ; Claudia VINGERHOETS, Auteur ; Jan BOOIJ, Auteur ; Ann SWILLEN, Auteur ; Jacob A.S. VORSTMAN, Auteur ; Thérèse VAN AMELSVOORT, Auteur ; Inez MYIN-GERMEYS, Auteur.
Langues : Anglais (eng)
in Journal of Neurodevelopmental Disorders > 12 (2020)
Mots-clés : Adult DiGeorge Syndrome Ecological Momentary Assessment Humans Mental Disorders Psychotic Disorders/complications Stress, Psychological/complications 22q11.2 deletion syndrome Experience sampling method Momentary psychotic experiences Negative affect Positive affect Stress reactivity Index. décimale : PER Périodiques Résumé : BACKGROUND: 22q11.2 deletion syndrome (22q11DS) is a genetic disorder associated with an increased risk of psychiatric disorders. Vulnerability for psychopathology has been related to an increased reactivity to stress. Here, we examined affective states, perceived stress, affective and psychotic reactivity to various sources of environmental stress using the experience sampling method (ESM), a structured diary technique allowing repeated assessments in the context of daily life. METHODS: Adults with 22q11DS (n = 31; age, 34.1 years) and matched healthy controls (HCs; n = 24; age, 39.9 years) were included. ESM was used to assess affective states, perceived stress, and stress reactivity. Data were analyzed using multilevel regression models. RESULTS: Adults with 22q11DS displayed overall higher levels of negative affect but comparable levels of positive affect compared to HCs. Higher levels of perceived stress were reported by individuals with 22q11DS. Comparable affective and psychotic reactivity in relation to all types of environmental stress was observed between the two groups. CONCLUSION: The results point toward higher levels of negative affect and differences in the perception of daily hassles in 22q11DS but no difference in affective or psychotic reactivity to stress. This study contributes to the growing literature regarding the impact of stress on the development of psychopathology in the 22q11DS population. En ligne : https://dx.doi.org/10.1186/s11689-020-09333-2 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=573 Gene-based interaction analysis shows GABAergic genes interacting with parenting in adolescent depressive symptoms / Evelien VAN ASSCHE in Journal of Child Psychology and Psychiatry, 58-12 (December 2017)
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Titre : Gene-based interaction analysis shows GABAergic genes interacting with parenting in adolescent depressive symptoms Type de document : texte imprimé Auteurs : Evelien VAN ASSCHE, Auteur ; Tim MOONS, Auteur ; Ozan CINAR, Auteur ; Wolfgang VIECHTBAUER, Auteur ; Albertine J. OLDEHINKEL, Auteur ; Karla VAN LEEUWEN, Auteur ; Karine VERSCHUEREN, Auteur ; Hilde COLPIN, Auteur ; Diether LAMBRECHTS, Auteur ; Wim VAN DEN NOORTGATE, Auteur ; Luc GOOSSENS, Auteur ; Stephan CLAES, Auteur ; Ruud VAN WINKEL, Auteur Article en page(s) : p.1301-1309 Langues : Anglais (eng) Mots-clés : Gene–environment interaction polygenic parenting gene-based testing adolescents depression Index. décimale : PER Périodiques Résumé : Background Most gene-environment interaction studies (G × E) have focused on single candidate genes. This approach is criticized for its expectations of large effect sizes and occurrence of spurious results. We describe an approach that accounts for the polygenic nature of most psychiatric phenotypes and reduces the risk of false-positive findings. We apply this method focusing on the role of perceived parental support, psychological control, and harsh punishment in depressive symptoms in adolescence. Methods Analyses were conducted on 982 adolescents of Caucasian origin (Mage (SD) = 13.78 (.94) years) genotyped for 4,947 SNPs in 263 genes, selected based on a literature survey. The Leuven Adolescent Perceived Parenting Scale (LAPPS) and the Parental Behavior Scale (PBS) were used to assess perceived parental psychological control, harsh punishment, and support. The Center for Epidemiologic Studies Depression Scale (CES-D) was the outcome. We used gene-based testing taking into account linkage disequilibrium to identify genes containing SNPs exhibiting an interaction with environmental factors yielding a p-value per single gene. Significant results at the corrected p-value of p < 1.90 × 10−4 were examined in an independent replication sample of Dutch adolescents (N = 1354). Results Two genes showed evidence for interaction with perceived support: GABRR1 (p = 4.62 × 10−5) and GABRR2 (p = 9.05 × 10−6). No genes interacted significantly with psychological control or harsh punishment. Gene-based analysis was unable to confirm the interaction of GABRR1 or GABRR2 with support in the replication sample. However, for GABRR2, but not GABRR1, the correlation of the estimates between the two datasets was significant (r (46) = .32; p = .027) and a gene-based analysis of the combined datasets supported GABRR2 × support interaction (p = 1.63 × 10−4). Conclusions We present a gene-based method for gene–environment interactions in a polygenic context and show that genes interact differently with particular aspects of parenting. This accentuates the importance of polygenic approaches and the need to accurately assess environmental exposure in G × E. En ligne : http://dx.doi.org/10.1111/jcpp.12766 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=326
in Journal of Child Psychology and Psychiatry > 58-12 (December 2017) . - p.1301-1309[article] Gene-based interaction analysis shows GABAergic genes interacting with parenting in adolescent depressive symptoms [texte imprimé] / Evelien VAN ASSCHE, Auteur ; Tim MOONS, Auteur ; Ozan CINAR, Auteur ; Wolfgang VIECHTBAUER, Auteur ; Albertine J. OLDEHINKEL, Auteur ; Karla VAN LEEUWEN, Auteur ; Karine VERSCHUEREN, Auteur ; Hilde COLPIN, Auteur ; Diether LAMBRECHTS, Auteur ; Wim VAN DEN NOORTGATE, Auteur ; Luc GOOSSENS, Auteur ; Stephan CLAES, Auteur ; Ruud VAN WINKEL, Auteur . - p.1301-1309.
Langues : Anglais (eng)
in Journal of Child Psychology and Psychiatry > 58-12 (December 2017) . - p.1301-1309
Mots-clés : Gene–environment interaction polygenic parenting gene-based testing adolescents depression Index. décimale : PER Périodiques Résumé : Background Most gene-environment interaction studies (G × E) have focused on single candidate genes. This approach is criticized for its expectations of large effect sizes and occurrence of spurious results. We describe an approach that accounts for the polygenic nature of most psychiatric phenotypes and reduces the risk of false-positive findings. We apply this method focusing on the role of perceived parental support, psychological control, and harsh punishment in depressive symptoms in adolescence. Methods Analyses were conducted on 982 adolescents of Caucasian origin (Mage (SD) = 13.78 (.94) years) genotyped for 4,947 SNPs in 263 genes, selected based on a literature survey. The Leuven Adolescent Perceived Parenting Scale (LAPPS) and the Parental Behavior Scale (PBS) were used to assess perceived parental psychological control, harsh punishment, and support. The Center for Epidemiologic Studies Depression Scale (CES-D) was the outcome. We used gene-based testing taking into account linkage disequilibrium to identify genes containing SNPs exhibiting an interaction with environmental factors yielding a p-value per single gene. Significant results at the corrected p-value of p < 1.90 × 10−4 were examined in an independent replication sample of Dutch adolescents (N = 1354). Results Two genes showed evidence for interaction with perceived support: GABRR1 (p = 4.62 × 10−5) and GABRR2 (p = 9.05 × 10−6). No genes interacted significantly with psychological control or harsh punishment. Gene-based analysis was unable to confirm the interaction of GABRR1 or GABRR2 with support in the replication sample. However, for GABRR2, but not GABRR1, the correlation of the estimates between the two datasets was significant (r (46) = .32; p = .027) and a gene-based analysis of the combined datasets supported GABRR2 × support interaction (p = 1.63 × 10−4). Conclusions We present a gene-based method for gene–environment interactions in a polygenic context and show that genes interact differently with particular aspects of parenting. This accentuates the importance of polygenic approaches and the need to accurately assess environmental exposure in G × E. En ligne : http://dx.doi.org/10.1111/jcpp.12766 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=326 Shared genetic influences between dimensional ASD and ADHD symptoms during child and adolescent development / Evangelia STERGIAKOULI in Molecular Autism, 8 (2017)
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Titre : Shared genetic influences between dimensional ASD and ADHD symptoms during child and adolescent development Type de document : texte imprimé Auteurs : Evangelia STERGIAKOULI, Auteur ; George DAVEY SMITH, Auteur ; Joanna MARTIN, Auteur ; David H. SKUSE, Auteur ; Wolfgang VIECHTBAUER, Auteur ; Susan M. RING, Auteur ; Angelica RONALD, Auteur ; David E. EVANS, Auteur ; Simon E. FISHER, Auteur ; Anita THAPAR, Auteur ; Beate ST POURCAIN, Auteur Article en page(s) : 18p. Langues : Anglais (eng) Mots-clés : ADHD symptoms Alspac Clinical ADHD Genetic overlap Social communication Index. décimale : PER Périodiques Résumé : BACKGROUND: Shared genetic influences between attention-deficit/hyperactivity disorder (ADHD) symptoms and autism spectrum disorder (ASD) symptoms have been reported. Cross-trait genetic relationships are, however, subject to dynamic changes during development. We investigated the continuity of genetic overlap between ASD and ADHD symptoms in a general population sample during childhood and adolescence. We also studied uni- and cross-dimensional trait-disorder links with respect to genetic ADHD and ASD risk. METHODS: Social-communication difficulties (N = 5551, Social and Communication Disorders Checklist, SCDC) and combined hyperactive-impulsive/inattentive ADHD symptoms (N = 5678, Strengths and Difficulties Questionnaire, SDQ-ADHD) were repeatedly measured in a UK birth cohort (ALSPAC, age 7 to 17 years). Genome-wide summary statistics on clinical ASD (5305 cases; 5305 pseudo-controls) and ADHD (4163 cases; 12,040 controls/pseudo-controls) were available from the Psychiatric Genomics Consortium. Genetic trait variances and genetic overlap between phenotypes were estimated using genome-wide data. RESULTS: In the general population, genetic influences for SCDC and SDQ-ADHD scores were shared throughout development. Genetic correlations across traits reached a similar strength and magnitude (cross-trait rg = 1, pmin = 3 x 10(-4)) as those between repeated measures of the same trait (within-trait rg = 0.94, pmin = 7 x 10(-4)). Shared genetic influences between traits, especially during later adolescence, may implicate variants in K-RAS signalling upregulated genes (p-meta = 6.4 x 10(-4)). Uni-dimensionally, each population-based trait mapped to the expected behavioural continuum: risk-increasing alleles for clinical ADHD were persistently associated with SDQ-ADHD scores throughout development (marginal regression R(2) = 0.084%). An age-specific genetic overlap between clinical ASD and social-communication difficulties during childhood was also shown, as per previous reports. Cross-dimensionally, however, neither SCDC nor SDQ-ADHD scores were linked to genetic risk for disorder. CONCLUSIONS: In the general population, genetic aetiologies between social-communication difficulties and ADHD symptoms are shared throughout child and adolescent development and may implicate similar biological pathways that co-vary during development. Within both the ASD and the ADHD dimension, population-based traits are also linked to clinical disorder, although much larger clinical discovery samples are required to reliably detect cross-dimensional trait-disorder relationships. En ligne : http://dx.doi.org/10.1186/s13229-017-0131-2 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=331
in Molecular Autism > 8 (2017) . - 18p.[article] Shared genetic influences between dimensional ASD and ADHD symptoms during child and adolescent development [texte imprimé] / Evangelia STERGIAKOULI, Auteur ; George DAVEY SMITH, Auteur ; Joanna MARTIN, Auteur ; David H. SKUSE, Auteur ; Wolfgang VIECHTBAUER, Auteur ; Susan M. RING, Auteur ; Angelica RONALD, Auteur ; David E. EVANS, Auteur ; Simon E. FISHER, Auteur ; Anita THAPAR, Auteur ; Beate ST POURCAIN, Auteur . - 18p.
Langues : Anglais (eng)
in Molecular Autism > 8 (2017) . - 18p.
Mots-clés : ADHD symptoms Alspac Clinical ADHD Genetic overlap Social communication Index. décimale : PER Périodiques Résumé : BACKGROUND: Shared genetic influences between attention-deficit/hyperactivity disorder (ADHD) symptoms and autism spectrum disorder (ASD) symptoms have been reported. Cross-trait genetic relationships are, however, subject to dynamic changes during development. We investigated the continuity of genetic overlap between ASD and ADHD symptoms in a general population sample during childhood and adolescence. We also studied uni- and cross-dimensional trait-disorder links with respect to genetic ADHD and ASD risk. METHODS: Social-communication difficulties (N = 5551, Social and Communication Disorders Checklist, SCDC) and combined hyperactive-impulsive/inattentive ADHD symptoms (N = 5678, Strengths and Difficulties Questionnaire, SDQ-ADHD) were repeatedly measured in a UK birth cohort (ALSPAC, age 7 to 17 years). Genome-wide summary statistics on clinical ASD (5305 cases; 5305 pseudo-controls) and ADHD (4163 cases; 12,040 controls/pseudo-controls) were available from the Psychiatric Genomics Consortium. Genetic trait variances and genetic overlap between phenotypes were estimated using genome-wide data. RESULTS: In the general population, genetic influences for SCDC and SDQ-ADHD scores were shared throughout development. Genetic correlations across traits reached a similar strength and magnitude (cross-trait rg = 1, pmin = 3 x 10(-4)) as those between repeated measures of the same trait (within-trait rg = 0.94, pmin = 7 x 10(-4)). Shared genetic influences between traits, especially during later adolescence, may implicate variants in K-RAS signalling upregulated genes (p-meta = 6.4 x 10(-4)). Uni-dimensionally, each population-based trait mapped to the expected behavioural continuum: risk-increasing alleles for clinical ADHD were persistently associated with SDQ-ADHD scores throughout development (marginal regression R(2) = 0.084%). An age-specific genetic overlap between clinical ASD and social-communication difficulties during childhood was also shown, as per previous reports. Cross-dimensionally, however, neither SCDC nor SDQ-ADHD scores were linked to genetic risk for disorder. CONCLUSIONS: In the general population, genetic aetiologies between social-communication difficulties and ADHD symptoms are shared throughout child and adolescent development and may implicate similar biological pathways that co-vary during development. Within both the ASD and the ADHD dimension, population-based traits are also linked to clinical disorder, although much larger clinical discovery samples are required to reliably detect cross-dimensional trait-disorder relationships. En ligne : http://dx.doi.org/10.1186/s13229-017-0131-2 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=331

