Research Topics
| Angelica RonaldSummaryAffiliation: University of London Country: UK Publications
| Collaborators
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Detail Information
Publications
Quantitative trait locus analysis of candidate gene alleles associated with attention deficit hyperactivity disorder (ADHD) in five genes: DRD4, DAT1, DRD5, SNAP-25, and 5HT1BJonathan Mill
Social, Genetic, and Developmental Psychiatry Centre, Institute of Psychiatry, De Crespigny Park, Denmark Hill, London, United Kingdom
Am J Med Genet B Neuropsychiatr Genet 133:68-73. 2005....
Is the child 'father of the man'? evaluating the stability of genetic influences across developmentAngelica Ronald
Centre for Brain and Cognitive Development, Department of Psychological Sciences, Birkbeck, UK
Dev Sci 14:1471-8. 2011..It is now time for the newer, more technology-enabled fields such as GWAS and DNA resequencing also to take on board the dynamic nature of human behavior...- Exploring the relationship between autistic-like traits and ADHD behaviors in early childhood: findings from a community twin study of 2-year-oldsAngelica Ronald
Centre for Brain and Cognitive Development, School of Psychology, Birkbeck College, Malet Street, London WC1E 7HX, UK
J Abnorm Child Psychol 38:185-96. 2010..27) as well as some common environmental influences explaining their covariation. Implications for identifying shared biological pathways underlying autistic-like traits and ADHD behaviors are discussed... - Autism spectrum disorders and autistic traits: a decade of new twin studiesAngelica Ronald
Centre for Brain and Cognitive Development, Department of Psychological Sciences, Birkbeck, University of London, UK
Am J Med Genet B Neuropsychiatr Genet 156:255-74. 2011..Future research directions are suggested to ensure that this decade is as productive as the last in attempting to disentangle the causes of autism spectrum disorders... - A twin study of autism symptoms in SwedenA Ronald
Centre for Brain and Cognitive Development, Department of Psychological Sciences, Birkbeck, University of London, London, UK
Mol Psychiatry 16:1039-47. 2011..Molecular genetic research may benefit from taking a symptom-specific approach to finding genes associated with autism... 
A genome-wide association study of social and non-social autistic-like traits in the general population using pooled DNA, 500 K SNP microarrays and both community and diagnosed autism replication samplesAngelica Ronald
Social Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, De Crespigny Park, London SE5 8AF, UK
Behav Genet 40:31-45. 2010..When the sample was increased by adding females, 2 additional SNPs were nominally significant (P < .05). These 3 SNPs, however, showed no significant association in transmission disequilibrium analyses of diagnosed ASD families...- Exploring the relation between prenatal and neonatal complications and later autistic-like features in a representative community sample of twinsAngelica Ronald
Centre for Brain and Cognitive Development, School of Psychology, Birkbeck College, King s College London, London, UK
Child Dev 81:166-82. 2010..Differences in identical twins' neonatal problems correlated weakly with their difference scores on autistic-like features (r = .01-.06)... - Aetiological relationship between language performance and autistic-like traits in childhood: a twin studyKatharina Dworzynski
MRC Social Genetic and Developmental Psychiatry SGDP Centre, Institute of Psychiatry, London, UK
Int J Lang Commun Disord 42:273-92. 2007..The basis for this association is poorly understood. How early language is related to each of the triad of impairments characteristic of ASDs is also in need of clarification... - Association of autistic-like and internalizing traits during childhood: a longitudinal twin studyVictoria Hallett
Social, Genetic, and Developmental Psychiatry Centre, Institute of Psychiatry, De Crespigny Park, London, SE5 8AF, UK
Am J Psychiatry 167:809-17. 2010..The authors examined the longitudinal relationship between autistic-like and internalizing traits across middle to late childhood in a population-representative twin sample... - No major effect of twinning on autistic traitsSarah Curran
Department of Child and Adolescent Psychiatry, Institute of Psychiatry, King s College London, United Kingdom
Autism Res 4:377-82. 2011..Aim: We sought to determine whether autistic traits and probable disorder, as measured by the Childhood Autism Spectrum Test (CAST), were more pronounced in twins compared to singletons... - Genetic support for the dual nature of attention deficit hyperactivity disorder: substantial genetic overlap between the inattentive and hyperactive-impulsive componentsGráinne McLoughlin
MRC Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, King s College London, De Crespigny Park, London, UK
J Abnorm Child Psychol 35:999-1008. 2007..This study investigated, in a community sample, the aetiology of ADHD-like traits and the aetiological overlap between the two dimensions that define the ADHD disorder... - Relationship between symptom domains in autism spectrum disorders: a population based twin studyKatharina Dworzynski
Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, King s College London, De Crespigny Park, London SE5 8AF, UK
J Autism Dev Disord 39:1197-210. 2009..Cross-twin cross-trait correlations suggested small shared genetic effects between RRBIs and other symptoms. These findings from a clinical sample of twins indicate a fractionation of social/communicative and RRBI symptoms in ASD... - Phenotypic and genetic differentiation of anxiety-related behaviors in middle childhoodVictoria Hallett
Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, King s College, London, UK
Depress Anxiety 26:316-24. 2009..This study aimed to examine both the phenotypic and genetic differentiation of ARB subtypes within the general population at age 7 and 9. It constituted a follow-up to an earlier study of ARBs in preschool children... - A twin study investigating the genetic and environmental aetiologies of parent, teacher and child ratings of autistic-like traits and their overlapAngelica Ronald
Social Genetic and Developmental, Psychiatry SGDP Centre, Institute of Psychiatry, De Crespigny Park, London, UK
Eur Child Adolesc Psychiatry 17:473-83. 2008..Genetic overlap was significant but moderate across all raters. These findings are discussed in relation to population screening for autism and future genetic research... - Phenotypic and genetic overlap between autistic traits at the extremes of the general populationAngelica Ronald
Developmental Psychiatry Centre, Institute of Psychiatry, King s College London, UK
J Am Acad Child Adolesc Psychiatry 45:1206-14. 2006.... - The genetic relationship between individual differences in social and nonsocial behaviours characteristic of autismAngelica Ronald
Social Genetic and Developmental Psychiatry SGDP Centre, Institute of Psychiatry, King s College London, UK
Dev Sci 8:444-58. 2005..Considering these behaviours separately might help clarify gene-brain-behaviour pathways in future research... - Evidence for overlapping genetic influences on autistic and ADHD behaviours in a community twin sampleAngelica Ronald
Social Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, London, UK
J Child Psychol Psychiatry 49:535-42. 2008..This study takes an individual differences approach to determine the degree of phenotypic and aetiological overlap between autistic traits and ADHD behaviours in the general population... - Genetic influences on the stability of attention-deficit/hyperactivity disorder symptoms from early to middle childhoodJonna Kuntsi
MRC Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, King s College London, London, United Kingdom
Biol Psychiatry 57:647-54. 2005.... - Genetic heterogeneity between the three components of the autism spectrum: a twin studyAngelica Ronald
SGDP Centre, Institute of Psychiatry, King s College London, UK
J Am Acad Child Adolesc Psychiatry 45:691-9. 2006.... - Investigating the association between autistic-like and internalizing traits in a community-based twin sampleVictoria Hallett
Social, Genetic, and Developmental Psychiatry Centre, Institute of Psychiatry, De Crespigny Park, London SE58AF, UK
J Am Acad Child Adolesc Psychiatry 48:618-27. 2009..This study aimed to investigate the phenotypic and etiologic relation between internalizing and autistic-like traits using a community-based twin sample... - Relationship between special abilities and autistic-like traits in a large population-based sample of 8-year-oldsPedro M Vital
Social Genetic and Developmental Psychiatry SGDP Centre, Institute of Psychiatry, King s College, London, UK
J Child Psychol Psychiatry 50:1093-101. 2009..The purpose of this study was to investigate the association between special abilities and ASD-like traits... - Individual differences in theory of mind ability in middle childhood and links with verbal ability and autistic traits: a twin studyAngelica Ronald
Institute of Psychiatry, King s College London, London, UK
Soc Neurosci 1:412-25. 2006..The possible neural basis underlying this association is discussed... - The 'fractionable autism triad': a review of evidence from behavioural, genetic, cognitive and neural researchFrancesca Happe
MRC Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, King s College London, London, UK
Neuropsychol Rev 18:287-304. 2008..We discuss the implications of the fractionable-triad approach for both diagnosis and future research directions... - Time to give up on a single explanation for autismFrancesca Happe
Francesca Happé, Angelica Ronald and Robert Plomin are at the Institute of Psychiatry, Kings College London, De Crispigny Park, London SE5 8AF, UK
Nat Neurosci 9:1218-20. 2006..Twin data suggest largely nonoverlapping genes acting on each of these traits. At the cognitive level, too, attempts at a single explanation for the symptoms of autism have failed. Implications for research and treatment are discussed...