Haavik, Jan

Genetic analyses of dopamine related genes in adult ADHD patients suggest an association with the DRD5-microsatellite repeat, but not with DRD4 or SLC6A3 VNTRs

Johansson, S., Halleland, H., Halmøy, A., Jacobsen, K. K., Landaas, E. T., Dramsdahl, M., Fasmer, O. B., Bergsholm, P., Lundervold, A. J., Gillberg, C., et al. (2008) · American Journal of Medical Genetics Part B Neuropsychiatric Genetics

Attention Deficit Hyperactivity DisorderNeurotransmitter Receptor Influence on Behavior

Cited by 91

Association of Copy Number Variation of the 15q11.2 BP1-BP2 Region With Cortical and Subcortical Morphology and Cognition

Writing Committee for the ENIGMA-CNV Working Group, van der Meer, D., Sønderby, I. E., Kaufmann, T., Walters, G. B., Abdellaoui, A., Ames, D., Amunts, K., Andersson, M., Armstrong, N. J., et al. (2020) · JAMA Psychiatry

Genomic variations and chromosomal abnormalitiesGenetics and Neurodevelopmental Disorders

Cited by 87

Genome-wide analysis of attention deficit hyperactivity disorder in Norway

Zayats, T., Athanasiu, L., Sonderby, I., Djurovic, S., Westlye, L. T., Tamnes, C. K., Fladby, T., Aase, H., Zeiner, P., Reichborn-Kjennerud, T., et al. (2015) · PLoS ONE

Attention Deficit Hyperactivity DisorderGenetic Associations and Epidemiology

Cited by 83

Associations between attention-deficit/hyperactivity disorder and autoimmune diseases are modified by sex: a population-based cross-sectional study

Hegvik, T.-A., Instanes, J. T., Haavik, J., Klungsøyr, K., & Engeland, A. (2018) · European Child & Adolescent Psychiatry

Attention Deficit Hyperactivity DisorderAutism Spectrum Disorder Research

Cited by 79

Genetic association study of childhood aggression across raters, instruments, and age

Ip, H. F., van der Laan, C. M., Krapohl, E. M. L., Brikell, I., Sánchez-Mora, C., Nolte, I. M., St Pourcain, B., Bolhuis, K., Palviainen, T., Zafarmand, H., et al. (2021) · Translational Psychiatry

Genetic Associations and EpidemiologyNeurotransmitter Receptor Influence on Behavior

Cited by 71

Effects of copy number variations on brain structure and risk for psychiatric illness: Large‐scale studies from the ENIGMA working groups on CNVs

Sønderby, I. E., Ching, C. R. K., Thomopoulos, S. I., van der Meer, D., Sun, D., Villalon‐Reina, J. E., Agartz, I., Amunts, K., Arango, C., Armstrong, N. J., et al. (2022) · Human Brain Mapping

Genomic variations and chromosomal abnormalitiesGenetic Associations and Epidemiology

Cited by 67

Dose response of the 16p11.2 distal copy number variant on intracranial volume and basal ganglia

Sønderby, I. E., Gústafsson, Ó., Doan, N. T., Hibar, D. P., Martin-Brevet, S., Abdellaoui, A., Ames, D., Amunts, K., Andersson, M., Armstrong, N. J., et al. (2020) · Molecular Psychiatry

Genomic variations and chromosomal abnormalitiesGenetics and Neurodevelopmental Disorders

Cited by 66

Adults with attention-deficit/hyperactivity disorder—a diffusion-tensor imaging study of the corpus callosum

Dramsdahl, M., Westerhausen, R., Haavik, J., Hugdahl, K., & Plessen, K. J. (2012) · Psychiatry Research Neuroimaging

Attention Deficit Hyperactivity DisorderAdvanced Neuroimaging Techniques and Applications

Cited by 66

Patterns of Psychiatric Comorbidity and Genetic Correlations Provide New Insights Into Differences Between Attention-Deficit/Hyperactivity Disorder and Autism Spectrum Disorder

Solberg, B. S., Zayats, T., Posserud, M.-B., Halmøy, A., Engeland, A., Haavik, J., & Klungsøyr, K. (2019) · Biological Psychiatry

Attention Deficit Hyperactivity DisorderAutism Spectrum Disorder Research

Cited by 64

Genome‐wide analyses of aggressiveness in attention‐deficit hyperactivity disorder

Brevik, E. J., van Donkelaar, M. M. J., Weber, H., Sánchez‐Mora, C., Jacob, C., Rivero, O., Kittel‐Schneider, S., Garcia‐Martínez, I., Aebi, M., van Hulzen, K., et al. (2016) · American Journal of Medical Genetics Part B: Neuropsychiatric Genetics

Attention Deficit Hyperactivity DisorderGenetic Associations and Epidemiology

Cited by 57

An international multicenter association study of the serotonin transporter gene in persistent ADHD

Landaas, E. T., Johansson, S., Jacobsen, K. K., Ribasés, M., Bosch, R., Sánchez‐Mora, C., Jacob, C. P., Boreatti‐Hümmer, A., Kreiker, S., Lesch, K. ‐., et al. (2010) · Genes, Brain and Behavior

Attention Deficit Hyperactivity DisorderNeurotransmitter Receptor Influence on Behavior

Cited by 55

Risk variants and polygenic architecture of disruptive behavior disorders in the context of attention-deficit/hyperactivity disorder

Demontis, D., Walters, R. K., Rajagopal, V. M., Waldman, I. D., Grove, J., Als, T. D., Dalsgaard, S., Ribasés, M., Bybjerg-Grauholm, J., Bækvad-Hansen, M., et al. (2021) · Nature Communications

Attention Deficit Hyperactivity DisorderGenetic Associations and Epidemiology

Cited by 50

Females With ADHD Report More Severe Symptoms Than Males on the Adult ADHD Self-Report Scale

Vildalen, V. U., Brevik, E. J., Haavik, J., & Lundervold, A. J. (2019) · Journal of Attention Disorders

Attention Deficit Hyperactivity DisorderAutism Spectrum Disorder Research

Cited by 47

Adults with Attention-Deficit/Hyperactivity Disorder ? A Brain Magnetic Resonance Spectroscopy Study

Dramsdahl, M., Ersland, L., Plessen, K. J., Haavik, J., Hugdahl, K., & Specht, K. (2011) · Frontiers in Psychiatry

Attention Deficit Hyperactivity DisorderNeural and Behavioral Psychology Studies

Cited by 43

Vitamin levels in adults with ADHD

Landaas, E. T., Aarsland, T. I. M., Ulvik, A., Halmøy, A., Ueland, P. M., & Haavik, J. (2016) · BJPsych Open

Attention Deficit Hyperactivity DisorderFolate and B Vitamins Research

Cited by 39

Sex differences in parent–offspring recurrence of attention‐deficit/hyperactivity disorder

Solberg, B. S., Hegvik, T., Halmøy, A., Skjærven, R., Engeland, A., Haavik, J., & Klungsøyr, K. (2021) · Journal of Child Psychology and Psychiatry

Attention Deficit Hyperactivity DisorderChild and Adolescent Psychosocial and Emotional Development

Cited by 24

Continuity of Genetic Risk for Aggressive Behavior Across the Life-Course

van der Laan, C. M., Morosoli-García, J. J., van de Weijer, S. G. A., Colodro-Conde, L., the ACTION Consortium, Ip, H. F., van der Laan, C. M., Krapohl, E. M. L., Brikell, I., Sánchez-Mora, C., et al. (2021) · Behavior Genetics

Genetic Associations and EpidemiologyNeurotransmitter Receptor Influence on Behavior

Cited by 24

Alzheimer’s disease genetics converges on microglial and neuronal dysregulation

Uffelmann, E., Wightman, D. P., Bahrami, S., Shadrin, A. A., Fominykh, V., Ojima, T., Jiang, C., Benner, C., Moreno, E., Campos, A. I., et al. (2026) · Nature

Alzheimer's disease research and treatmentsNeuroinflammation and Neurodegeneration Mechanisms

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