Research Topics
Species | David R HesslSummaryAffiliation: University of California Country: USA Publications
Research Grants
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Detail Information
Publications
Brief report: Sensorimotor gating in idiopathic autism and autism associated with fragile X syndromeJennifer Yuhas
Medical Investigation of Neurodevelopmental Disorders M I N D Institute, University of California Davis, Medical Center, 2825 50th Street, Sacramento, CA 95817, USA
J Autism Dev Disord 41:248-53. 2011..Prolonged startle latency was seen in the IA group. The differing PPI profiles seen in the FXS+A and IA indicates these groups may not share a common neurobiological abnormality of sensorimotor gating...
Decreased fragile X mental retardation protein expression underlies amygdala dysfunction in carriers of the fragile X premutationDavid Hessl
Medical Investigation of Neurodevelopmental Disorders M I N D Institute, University of California Davis, Medical Center, Sacramento, California 95817, USA
Biol Psychiatry 70:859-65. 2011....
Prepulse inhibition in fragile X syndrome: feasibility, reliability, and implications for treatmentDavid Hessl
Medical Investigation of Neurodevelopmental Disorders M I N D Institute, University of California Davis, Medical Center, Sacramento, California 95817, USA
Am J Med Genet B Neuropsychiatr Genet 150:545-53. 2009..89 overall). This study demonstrates the feasibility and reliability of PPI measurement in a developmentally disabled population and highlights its potential as an outcome measure to test the efficacy of targeted neurotherapeutic agents...
Brief report: aggression and stereotypic behavior in males with fragile X syndrome--moderating secondary genes in a "single gene" disorderDavid Hessl
Medical Investigation of Neurodevelopmental Disorders MIND Institute, University of California Davis, Medical Center, 2825 50th Street, Sacramento, CA 95817, USA
J Autism Dev Disord 38:184-9. 2008..This preliminary study prompts consideration of secondary genes that may modify behavioral phenotype expression in neurodevelopmental disorders, even those with a single gene etiology such as FXS...
Amygdala dysfunction in men with the fragile X premutationDavid Hessl
Medical Investigation of Neurodevelopmental Disorders MIND Institute, University of California Davis, Medical Center, Sacramento, CA 95817, USA
Brain 130:404-16. 2007..The aetiology for this dysfunction may be elevated FMR1 mRNA or reduced FMR1 protein that occurs in carriers with higher premutation CGG repeat alleles...
Abnormal elevation of FMR1 mRNA is associated with psychological symptoms in individuals with the fragile X premutationDavid Hessl
Medical Investigation of Neurodevelopmental Disorders Institute, University of California Davis Medical Center, Sacramento, CA 95817, USA
Am J Med Genet B Neuropsychiatr Genet 139:115-21. 2005....
Autism profiles of males with fragile X syndromeSusan W Harris
M I N D Institute and Department of Pediatrics, University of California at Davis Medical Center, Sacramento, CA 95817, USA
Am J Ment Retard 113:427-38. 2008....
A review of fragile X premutation disorders: expanding the psychiatric perspectiveJames A Bourgeois
Department of Psychiatry and Behavioral Sciences, University of California Davis Medical Center, Sacramento, CA 95817, USA
J Clin Psychiatry 70:852-62. 2009..Remarkable advances at the molecular level have enhanced our understanding of fragile X premutation disorders...
Brief report: Visual processing of faces in individuals with fragile X syndrome: an eye tracking studyFaraz Farzin
Department of Psychology, University of California, Davis, Davis, CA, USA
J Autism Dev Disord 39:946-52. 2009..Such abnormalities have significant implications in terms of understanding causes of gaze avoidance observed in individuals with FXS...
Towards a neurodevelopmental model of clinical case formulationMarjorie Solomon
Department of Psychiatry and Behavioral Sciences, University of California, Davis, Sacramento, CA, USA
Psychiatr Clin North Am 32:199-211. 2009....
Advances in the treatment of fragile X syndromeRandi J Hagerman
MIND Institute, University of California Davis, School of Medicine, Sacramento, CA 95817, USA
Pediatrics 123:378-90. 2009..Trials of metabotropic glutamate receptor 5 antagonists are beginning with individuals with fragile X syndrome. Targeted treatments, medical and behavioral interventions, genetic counseling, and family supports are reviewed here...
Cognitive, anxiety and mood disorders in the fragile X-associated tremor/ataxia syndromeJames A Bourgeois
Department of Psychiatry and Behavioral Sciences, School of Medicine, University of California Davis, Sacramento, CA 95817, USA
Gen Hosp Psychiatry 29:349-56. 2007..We evaluated patients with fragile X-associated tremor/ataxia syndrome (FXTAS), a neurodegenerative disorder associated with a CGG repeat expansion in the premutation range in the fragile X mental retardation 1 (FMR1) gene...
A genetic etiology of pervasive developmental disorder guides treatmentMarjorie Solomon
Department of Psychiatry and Behavioral Sciences, MIND Institute, University of California, Davis, Sacramento, CA 95817, USA
Am J Psychiatry 164:575-80. 2007
Early acceleration of head circumference in children with fragile x syndrome and autismSufen Chiu
Department of Psychiatry and Behavioral Sciences and MIND Institute, University of California Davis, Davis, CA 95817, USA
J Dev Behav Pediatr 28:31-5. 2007....
Dementia with mood symptoms in a fragile X premutation carrier with the fragile X-associated tremor/ataxia syndrome: clinical intervention with donepezil and venlafaxineJames A Bourgeois
Department of Psychiatry and Behavioral Sciences, University of California, Davis, Medical Center, 2230 Stockton Blvd, Sacramento, 95817, USA
J Neuropsychiatry Clin Neurosci 18:171-7. 2006..Psychiatrists are hereby alerted to the description of a novel dementia syndrome that may respond to pharmacological intervention commonly used for other dementias...
Autoimmune disease in mothers with the FMR1 premutation is associated with seizures in their children with fragile X syndromeWeerasak Chonchaiya
Medical Investigation of Neurodevelopmental Disorders Institute, University of California Davis Health System, 2825 50th Street, Sacramento, CA 95817, USA
Hum Genet 128:539-48. 2010..This suggests a potential new mechanism of seizure and tic exacerbation in FXS related to an intergenerational influence from autoimmunity in the carrier mother...
Broad clinical involvement in a family affected by the fragile X premutationWeerasak Chonchaiya
M I N D Institute, University of California Davis Medical Center, Sacramento, CA, USA
J Dev Behav Pediatr 30:544-51. 2009..To facilitate the integration of this knowledge into clinical practice, this is the first case report that demonstrates only premutation involvement across 3 generations...
The neuroanatomy and neuroendocrinology of fragile X syndromeDavid Hessl
M.I.N.D. Institute, University of California, Davis, Sacramento, California, USA
Ment Retard Dev Disabil Res Rev 10:17-24. 2004....
Progression of tremor and ataxia in male carriers of the FMR1 premutationMaureen A Leehey
Department of Neurology, University of Colorado at Denver and Health Sciences Center, Denver, Colorado 80262, USA
Mov Disord 22:203-6. 2007..Preliminary data on life expectancy are variable, with a range from 5 to 25 years...
fMRI study of cognitive interference processing in females with fragile X syndromeLeanne Tamm
Department of Psychiatry, Stanford University School of Medicine, Stanford, CA 94305, USA
J Cogn Neurosci 14:160-71. 2002....
Research Grants
- Genetics and Physiology of Social Anxiety in Fragile XDavid Hessl; Fiscal Year: 2007..By the end of the award period, the candidate will become a recognized clinical researcher in the area of neurodevelopmental disorders, and will receive funding to conduct research as an independent investigator. ..
- Limbic System Function in Carriers of the Fragile X PremutationDavid Hessl; Fiscal Year: 2007..The study of a relatively homogeneous single gene condition such as the fragile X premutation provides a model system for understanding links between molecular genetic, brain, and psychiatric features of more complex disorders. ..
- Limbic System Function in Carriers of the Fragile X PremutationDavid R Hessl; Fiscal Year: 2010..The study of a relatively homogeneous single gene condition such as the fragile X premutation provides a model system for understanding links between molecular genetic, brain, and psychiatric features of more complex disorders. ..
- Limbic System Function in Carriers of the Fragile X PremutationDavid R Hessl; Fiscal Year: 2011..This research will help to clarify links between genes, brain, and behavior within this condition that may have implications for understanding of these types of mechanisms in other more common neuropsychiatric conditions. ..
