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Related Experiment Video

Updated: Jul 6, 2026

Brain Imaging Investigation of the Neural Correlates of Emotion Regulation

Brain Imaging Investigation of the Neural Correlates of Emotion Regulation

Published on: August 26, 2011

Brain imaging, genetics and emotion.

André Aleman¹, Marte Swart, Sophie van Rijn

¹BCN Neuroimaging Center, University Medical Center Groningen, University of Groningen, The Netherlands. a.aleman@med.umcg.nl

Biological Psychology

|March 11, 2008

Summary

This summary is machine-generated.

Genetic variations influence brain circuits and neurotransmitter function, impacting emotion processing. Studies on gene polymorphisms and X chromosome aneuploidies reveal amygdala's role in emotion, offering insights into psychiatric illness risk.

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Area of Science:

Neuroscience
Genetics
Psychiatry

Background:

Genetically driven variations in neurotransmitter function and brain circuits are implicated in emotion processing.
Specific gene polymorphisms and chromosomal abnormalities affect affective processing and emotional cognition.

Purpose of the Study:

To review evidence on genetic influences on emotion-related brain circuits.
To explore the role of gene polymorphisms and X chromosome aneuploidies in emotion processing.
To integrate findings for understanding individual differences and psychiatric risk.

Main Methods:

Review of published evidence on gene polymorphisms (e.g., serotonin transporter, COMT, TPH2).
Analysis of studies on individuals with X chromosome aneuploidies (Turner and Klinefelter syndromes).
Integration of neuroimaging findings with genetic data.

Main Results:

Serotonin transporter promoter polymorphism is linked to amygdala activation during emotion perception.
Other polymorphisms (COMT, TPH2) may affect affective processing in cortical and limbic regions.
X chromosome aneuploidies highlight the amygdala's role in emotion processing and cognition.

Conclusions:

Genetic factors significantly influence emotion processing via neurotransmitter systems and brain circuits.
The amygdala is a key region affected by genetic variations and chromosomal abnormalities.
Integrating genetic and neuroimaging data can elucidate biological pathways underlying emotional behavior and psychiatric disorders.