Author information: Electronic address: Structure Function Relationship. Human amygdalae are involved in various behavioral functions such as affective and stress processing. For these behavioral functions, as well as for Kerpen ladyboy guide arousal including cortisol release, sex differences Sex from Julich reported. Here, we assessed cortisol levels and resting-state functional connectivity rsFC of left and right amygdalae in 81 healthy participants 42 women to investigate potential modulation of amygdala rsFC by sex and cortisol concentration.
Our analyses revealed that rsFC of the left amygdala significantly differed between women and men: Women showed stronger rsFC than men between the left amygdala and Sex from Julich middle temporal gyrus, Lady in white Gera frontal gyrus, Sex from Julich gyrus and hippocampus, regions involved in face processing, inner-speech, fear and pain processing.
No stronger connections were detected for men and no sex difference emerged for right amygdala rsFC. Also, an interaction of sex and cortisol appeared: In women, cortisol was negatively associated with rsFC of the amygdalae with striatal regions, mid-orbital frontal gyrus, anterior cingulate gyrus, middle and superior frontal gyri, supplementary motor area and the parietal-occipital sulcus.
Contrarily in men, positive associations of cortisol with rsFC of the left amygdala and these structures were observed.
Functional decoding analyses revealed an association of the amygdalae and these regions with emotion, reward and memory processing, as well as action execution. Our results suggest that functional connectivity of the amygdalae as well as the regulatory effect of cortisol on brain networks differs between women and men.
These sex-differences and the mediating and sex-dependent effect of cortisol on brain communication systems should fom taken into account in affective and stress-related neuroimaging research. Thus, more studies including both sexes are required.
Published by Elsevier Inc. All rights reserved. Search term. The main focus of my research is the study of individual differences in uJlich and sex and age differences specifically. To better understand the structural and Gay wilkinson Harburg neural correlates of individual differences I combine neuroimaging data from large samples with machine learning approaches to predict phenotypical variability from resting state brain connectivity and other structural and functional neuroimaging data.
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Brain regions displaying highest sex classification accuracies were RT @ PsychoSchmitt: Machine learning accurately classifies sex via brain. As Jülich observes, “Some victims of gendered violence, particularly those sexually assaulted as Julifh child by a family member, would have no grounds to believe.
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Article activity alert. Functional decoding analyses revealed an association of the amygdalae and these regions with emotion, reward and memory processing, as well as drom execution.
Contrarily in men, positive associations of cortisol with rsFC of the left amygdala and these structures were observed. Partially matching items: Email alerts New issue alert.
No stronger connections were detected for men and no sex difference emerged for right amygdala rsFC.
Sex differences in the functional connectivity of the amygdalae in association with cortisol. Julich
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