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World J Psychiatr. Mar 22, 2015; 5(1): 112-117
Published online Mar 22, 2015. doi: 10.5498/wjp.v5.i1.112
Review of the genetic basis of emotion dysregulation in children and adolescents
Drew Barzman, Chelsea Geise, Ping-I Lin
Drew Barzman, Chelsea Geise, Division of Child and Adolescent Psychiatry, Cincinnati Children’s Hospital Medical Center, Cincinnati, OH 45229-3039, United States
Drew Barzman, Ping-I Lin, Department of Psychiatry and Behavioral Neuroscience, University of Cincinnati College of Medicine, Cincinnati, OH 45229-3039, United States
Ping-I Lin, Division of Biostatistics and Epidemiology, Cincinnati Children’s Hospital Medical Center, Cincinnati, OH 45229-3039, United States
Author contributions: Barzman D and Lin PI designed research; Geise C performed the literature review research; Geise C and Lin PI wrote the paper.
Supported by Oxley Foundation (Lin PI and Barzman D); Center for Clinical and Translational Science and Training (Barzman D); and American Physician Institute (Geise C).
Conflict-of-interest: The authors declare that they have no competing interests.
Correspondence to: Ping-I Lin, MD, PhD, Division of Biostatistics and Epidemiology, Cincinnati Children’s Hospital Medical Center, 3333 Burnet Avenue, Cincinnati, OH 45229-3039, United States. pingi.lin@gmail.com
Telephone: +1-513-6363430 Fax: +1-513- 8037509
Received: August 26, 2014
Peer-review started: August 26, 2014
First decision: September 16, 2014
Revised: November 21, 2014
Accepted: February 4, 2015
Article in press: February 9, 2015
Published online: March 22, 2015
Processing time: 209 Days and 13 Hours
Core Tip

Core tip: Genetic correlates involved in emotion dysregulation in children and adolescents remain rather understudied compared to adult populations, despite the strong impact emotion dysregulation can have on an individual and societal functioning. This paper covers the key genetic variants involved in pediatric emotion dysregulation, with a special emphasis on the serotonin transporter promoter gene polymorphism 5-HTTLPR typically associated with aggression, affect reactivity, and emotion dysregulation. This review places emphasis on the necessity for further research in this field of study in order to better understand biological mechanisms underlying emotion dysregulation in children and adolescents, and also highlight current avenues of study worthy of further investigation.