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Lubke, Gitta H.; McArtor, Daniel B.; Boomsma, Dorret I.; Bartels, Meike – Developmental Psychology, 2018
Longitudinal data from a large sample of twins participating in the Netherlands Twin Register (n = 42,827, age range 3-16) were analyzed to investigate the genetic and environmental contributions to childhood aggression. Genetic auto-regressive (simplex) models were used to assess whether the same genes are involved or whether new genes come into…
Descriptors: Foreign Countries, Longitudinal Studies, Twins, Aggression
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Matson, Johnny L.; Fodstad, Jill C.; Boisjoli, Jessica A. – Research in Autism Spectrum Disorders, 2008
Rett Syndrome is one of the least commonly occurring autism spectrum disorders (ASD), but certainly one of the most devastating. A genetic profile has been identified, but checklists still have an important role for prescreening, especially before expensive genetic testing, and to provide precise strengths and weaknesses with respect to the core…
Descriptors: Genetics, Profiles, Clinical Diagnosis, Pervasive Developmental Disorders