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Halmi, Katherine A. – Journal of Child Psychology and Psychiatry, 2009
Background: Etiological hypotheses of eating disorders, anorexia nervosa and bulimia nervosa have not produced informative research for predictably effective treatment. Methods: The rationale for applying a model of allostasis, a dysregulation of reward circuits with activation of brain and hormonal stress responses to maintain apparent stability,…
Descriptors: Eating Disorders, Drug Addiction, Identification, Genetics
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Epstein, Jeffery N.; Casey, B. J.; Tonev, Simon T.; Davidson, Matthew C.; Reiss, Allan L.; Garrett, Amy; Hinshaw, Stephen P.; Greenhill, Laurence L.; Glover, Gary; Shafritz, Keith M.; Vitolo, Alan; Kotler, Lisa A.; Jarrett, Matthew A.; Spicer, Julie – Journal of Child Psychology and Psychiatry, 2007
Background: Several studies have documented fronto-striatal dysfunction in children and adolescents with attention deficit/hyperactivity disorder (ADHD) using response inhibition tasks. Our objective was to examine functional brain abnormalities among youths and adults with ADHD and to examine the relations between these neurobiological…
Descriptors: Stimulants, Brain, Attention Deficit Hyperactivity Disorder, Neurological Organization
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Wallace, Gregory L.; Schmitt, J. Eric; Lenroot, Rhoshel; Viding, Essi; Ordaz, Sarah; Rosenthal, Michael A.; Molloy, Elizabeth A.; Clasen, Liv S.; Kendler, Kenneth S.; Neale, Michael C.; Giedd, Jay N. – Journal of Child Psychology and Psychiatry, 2006
Background: Longitudinal pediatric neuroimaging studies have demonstrated increasing volumes of white matter and regionally-specific inverted U shaped developmental trajectories of gray matter volumes during childhood and adolescence. Studies of monozygotic and dyzygotic twins during this developmental period allow exploration of genetic and…
Descriptors: Twins, Structural Equation Models, Neurological Organization, Genetics