Publication

Supplementation of gamma-aminobutyric acid (GABA) affects temporal, but not spatial visual attention

Leonte, A., Colzato, L. S., Steenbergen, L., Hommel, B. & Akyürek, E. G., Feb-2018, In : Brain and Cognition. 120, p. 8-16 9 p.

Research output: Contribution to journalArticleAcademicpeer-review

APA

Leonte, A., Colzato, L. S., Steenbergen, L., Hommel, B., & Akyürek, E. G. (2018). Supplementation of gamma-aminobutyric acid (GABA) affects temporal, but not spatial visual attention. Brain and Cognition, 120, 8-16. https://doi.org/10.1016/j.bandc.2017.11.004

Author

Leonte, Anna ; Colzato, Lorenza S. ; Steenbergen, Laura ; Hommel, Bernhard ; Akyürek, Elkan G. / Supplementation of gamma-aminobutyric acid (GABA) affects temporal, but not spatial visual attention. In: Brain and Cognition. 2018 ; Vol. 120. pp. 8-16.

Harvard

Leonte, A, Colzato, LS, Steenbergen, L, Hommel, B & Akyürek, EG 2018, 'Supplementation of gamma-aminobutyric acid (GABA) affects temporal, but not spatial visual attention', Brain and Cognition, vol. 120, pp. 8-16. https://doi.org/10.1016/j.bandc.2017.11.004

Standard

Supplementation of gamma-aminobutyric acid (GABA) affects temporal, but not spatial visual attention. / Leonte, Anna; Colzato, Lorenza S.; Steenbergen, Laura; Hommel, Bernhard; Akyürek, Elkan G.

In: Brain and Cognition, Vol. 120, 02.2018, p. 8-16.

Research output: Contribution to journalArticleAcademicpeer-review

Vancouver

Leonte A, Colzato LS, Steenbergen L, Hommel B, Akyürek EG. Supplementation of gamma-aminobutyric acid (GABA) affects temporal, but not spatial visual attention. Brain and Cognition. 2018 Feb;120:8-16. https://doi.org/10.1016/j.bandc.2017.11.004


BibTeX

@article{fddf547d96ef4bdb9519bd81f969f485,
title = "Supplementation of gamma-aminobutyric acid (GABA) affects temporal, but not spatial visual attention",
abstract = "In a randomized, double-blind, and placebo-controlled experiment, the acute effects of gamma-aminobutyric acid (GABA) supplementation on temporal and spatial attention in young healthy adults were investigated. A hybrid two-target rapid serial visual presentation task was used to measure temporal attention and integration. Additionally, a visual search task was used to measure the speed and accuracy of spatial attention. While temporal attention depends primarily on the distribution of limited attentional resources across time, spatial attention represents the engagement and disengagement by relevant and irrelevant stimuli across the visual field. Although spatial attention was unaffected by GABA supplementation altogether, we found evidence supporting improved performance in the temporal attention task. The attentional blink was numerically, albeit not significantly, attenuated at Lag 3, and significantly fewer order errors were committed at Lag 1, compared to the placebo condition. No effect was found on temporal integration rates. Although there is controversy about whether oral GABA can cross the blood-brain barrier, our results offer preliminary evidence that GABA intake might help to distribute limited attentional resources more efficiently, and can specifically improve the identification and ordering of visual events that occur in close temporal succession.",
keywords = "Journal Article, VAGUS NERVE-STIMULATION, GABAERGIC MECHANISMS, PRIOR ENTRY, BLINK, TASK, SCHIZOPHRENIA, INTEGRATION, INHIBITION, SELECTION, TARGETS",
author = "Anna Leonte and Colzato, {Lorenza S.} and Laura Steenbergen and Bernhard Hommel and Aky{\"u}rek, {Elkan G.}",
note = "Copyright {\circledC} 2017 Elsevier Inc. All rights reserved.",
year = "2018",
month = "2",
doi = "10.1016/j.bandc.2017.11.004",
language = "English",
volume = "120",
pages = "8--16",
journal = "Brain and Cognition",
issn = "0278-2626",
publisher = "ACADEMIC PRESS INC ELSEVIER SCIENCE",

}

RIS

TY - JOUR

T1 - Supplementation of gamma-aminobutyric acid (GABA) affects temporal, but not spatial visual attention

AU - Leonte, Anna

AU - Colzato, Lorenza S.

AU - Steenbergen, Laura

AU - Hommel, Bernhard

AU - Akyürek, Elkan G.

N1 - Copyright © 2017 Elsevier Inc. All rights reserved.

PY - 2018/2

Y1 - 2018/2

N2 - In a randomized, double-blind, and placebo-controlled experiment, the acute effects of gamma-aminobutyric acid (GABA) supplementation on temporal and spatial attention in young healthy adults were investigated. A hybrid two-target rapid serial visual presentation task was used to measure temporal attention and integration. Additionally, a visual search task was used to measure the speed and accuracy of spatial attention. While temporal attention depends primarily on the distribution of limited attentional resources across time, spatial attention represents the engagement and disengagement by relevant and irrelevant stimuli across the visual field. Although spatial attention was unaffected by GABA supplementation altogether, we found evidence supporting improved performance in the temporal attention task. The attentional blink was numerically, albeit not significantly, attenuated at Lag 3, and significantly fewer order errors were committed at Lag 1, compared to the placebo condition. No effect was found on temporal integration rates. Although there is controversy about whether oral GABA can cross the blood-brain barrier, our results offer preliminary evidence that GABA intake might help to distribute limited attentional resources more efficiently, and can specifically improve the identification and ordering of visual events that occur in close temporal succession.

AB - In a randomized, double-blind, and placebo-controlled experiment, the acute effects of gamma-aminobutyric acid (GABA) supplementation on temporal and spatial attention in young healthy adults were investigated. A hybrid two-target rapid serial visual presentation task was used to measure temporal attention and integration. Additionally, a visual search task was used to measure the speed and accuracy of spatial attention. While temporal attention depends primarily on the distribution of limited attentional resources across time, spatial attention represents the engagement and disengagement by relevant and irrelevant stimuli across the visual field. Although spatial attention was unaffected by GABA supplementation altogether, we found evidence supporting improved performance in the temporal attention task. The attentional blink was numerically, albeit not significantly, attenuated at Lag 3, and significantly fewer order errors were committed at Lag 1, compared to the placebo condition. No effect was found on temporal integration rates. Although there is controversy about whether oral GABA can cross the blood-brain barrier, our results offer preliminary evidence that GABA intake might help to distribute limited attentional resources more efficiently, and can specifically improve the identification and ordering of visual events that occur in close temporal succession.

KW - Journal Article

KW - VAGUS NERVE-STIMULATION

KW - GABAERGIC MECHANISMS

KW - PRIOR ENTRY

KW - BLINK

KW - TASK

KW - SCHIZOPHRENIA

KW - INTEGRATION

KW - INHIBITION

KW - SELECTION

KW - TARGETS

U2 - 10.1016/j.bandc.2017.11.004

DO - 10.1016/j.bandc.2017.11.004

M3 - Article

C2 - 29222993

VL - 120

SP - 8

EP - 16

JO - Brain and Cognition

JF - Brain and Cognition

SN - 0278-2626

ER -

ID: 52684011