Investigating the sex-dependent effects of prefrontal cortex stimulation on response execution and inhibition

Highlights 1. In a fully counterbalanced (for sex and all experimental conditions), sham-controlled cross-over study, we examined the effects of tDCS over the left DLPFC in the context of Stop-Signal task. 2. The effects of tDCS on response inhibition was uniform across both males and females. 3. Th...

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Main Authors: Daniel J. Fehring, Ranshikha Samandra, Zakia Z. Haque, Shapour Jaberzadeh, Marcello Rosa, Farshad A. Mansouri
Format: Article
Language:English
Published: BMC 2021-08-01
Series:Biology of Sex Differences
Subjects:
Online Access:https://doi.org/10.1186/s13293-021-00390-3
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author Daniel J. Fehring
Ranshikha Samandra
Zakia Z. Haque
Shapour Jaberzadeh
Marcello Rosa
Farshad A. Mansouri
author_facet Daniel J. Fehring
Ranshikha Samandra
Zakia Z. Haque
Shapour Jaberzadeh
Marcello Rosa
Farshad A. Mansouri
author_sort Daniel J. Fehring
collection DOAJ
description Highlights 1. In a fully counterbalanced (for sex and all experimental conditions), sham-controlled cross-over study, we examined the effects of tDCS over the left DLPFC in the context of Stop-Signal task. 2. The effects of tDCS on response inhibition was uniform across both males and females. 3. The effects of tDCS on response execution differed in males and females. 4. The tDCS mainly modulated the practice-related (learning-related) changes in participants’ performance, but these effects of tDCS were different between males and females. 5. These findings highlight the need to adequately control for participants' sex and the need to develop sex-specific tDCS protocols in clinical settings.
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spelling doaj.art-8395d49ae77d48b3b3ec2831377641582022-12-21T18:34:00ZengBMCBiology of Sex Differences2042-64102021-08-0112111510.1186/s13293-021-00390-3Investigating the sex-dependent effects of prefrontal cortex stimulation on response execution and inhibitionDaniel J. Fehring0Ranshikha Samandra1Zakia Z. Haque2Shapour Jaberzadeh3Marcello Rosa4Farshad A. Mansouri5Cognitive Neuroscience Laboratory, Monash Biomedicine Discovery Institute, Department of Physiology, Monash UniversityCognitive Neuroscience Laboratory, Monash Biomedicine Discovery Institute, Department of Physiology, Monash UniversityCognitive Neuroscience Laboratory, Monash Biomedicine Discovery Institute, Department of Physiology, Monash UniversityDepartment of Physiotherapy, Non-Invasive Brain Stimulation & Neuroplasticity Laboratory, Monash UniversityARC Centre of Excellence in Integrative Brain Function, Monash UniversityCognitive Neuroscience Laboratory, Monash Biomedicine Discovery Institute, Department of Physiology, Monash UniversityHighlights 1. In a fully counterbalanced (for sex and all experimental conditions), sham-controlled cross-over study, we examined the effects of tDCS over the left DLPFC in the context of Stop-Signal task. 2. The effects of tDCS on response inhibition was uniform across both males and females. 3. The effects of tDCS on response execution differed in males and females. 4. The tDCS mainly modulated the practice-related (learning-related) changes in participants’ performance, but these effects of tDCS were different between males and females. 5. These findings highlight the need to adequately control for participants' sex and the need to develop sex-specific tDCS protocols in clinical settings.https://doi.org/10.1186/s13293-021-00390-3Sex dependency of cognitive functionsBrain stimulationLearningStop-Signal Task
spellingShingle Daniel J. Fehring
Ranshikha Samandra
Zakia Z. Haque
Shapour Jaberzadeh
Marcello Rosa
Farshad A. Mansouri
Investigating the sex-dependent effects of prefrontal cortex stimulation on response execution and inhibition
Biology of Sex Differences
Sex dependency of cognitive functions
Brain stimulation
Learning
Stop-Signal Task
title Investigating the sex-dependent effects of prefrontal cortex stimulation on response execution and inhibition
title_full Investigating the sex-dependent effects of prefrontal cortex stimulation on response execution and inhibition
title_fullStr Investigating the sex-dependent effects of prefrontal cortex stimulation on response execution and inhibition
title_full_unstemmed Investigating the sex-dependent effects of prefrontal cortex stimulation on response execution and inhibition
title_short Investigating the sex-dependent effects of prefrontal cortex stimulation on response execution and inhibition
title_sort investigating the sex dependent effects of prefrontal cortex stimulation on response execution and inhibition
topic Sex dependency of cognitive functions
Brain stimulation
Learning
Stop-Signal Task
url https://doi.org/10.1186/s13293-021-00390-3
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