Differential roles of delay-period neural activity in the monkey dorsolateral prefrontal cortex in visual–haptic crossmodal working memory
Identifieur interne : 001299 ( Main/Merge ); précédent : 001298; suivant : 001300Differential roles of delay-period neural activity in the monkey dorsolateral prefrontal cortex in visual–haptic crossmodal working memory
Auteurs : Liping Wang [République populaire de Chine] ; Xianchun Li [République populaire de Chine] ; Steven S. Hsiao ; Fred A. Lenz ; Mark Bodner [États-Unis] ; Yong-Di Zhou ; Joaquín M. FusterSource :
- Proceedings of the National Academy of Sciences of the United States of America [ 0027-8424 ] ; 2014.
English descriptors
- KwdEn :
- Animals, Eye Movements (physiology), Female, Macaca mulatta (physiology), Macaca mulatta (psychology), Male, Memory, Short-Term (physiology), Neurons (physiology), Photic Stimulation, Physical Stimulation, Prefrontal Cortex (physiology), Task Performance and Analysis, Time Factors, Touch Perception (physiology), Visual Perception (physiology).
- MESH :
- physiology : Eye Movements, Macaca mulatta, Memory, Short-Term, Neurons, Prefrontal Cortex, Touch Perception, Visual Perception.
- psychology : Macaca mulatta.
- Animals, Female, Male, Photic Stimulation, Physical Stimulation, Task Performance and Analysis, Time Factors.
Abstract
Neural activity was recorded from the dorsolateral prefrontal cortex (DLPFC) when a monkey performed visuo–haptic crossmodal and haptic–haptic unimodal delayed matching-to-sample (cue) tasks. Results indicate that neural networks in the DLPFC function sequentially in the crossmodal task from visual stimulus encoding and crossmodal information transferring between visual and tactile stimuli to the behavioral action. Our findings may clarify the neural mechanisms by which the cerebral cortex stores information in working memory, a cognitive function of prime importance in the coordination of behavior, speech, and reasoning.
Url:
DOI: 10.1073/pnas.1410130112
PubMed: 25540412
PubMed Central: 4299181
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PMC:4299181Le document en format XML
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, Shanghai 200062,<country>China</country>
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, Shanghai 200062,<country>China</country>
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, Baltimore,<addr-line>MD</addr-line>
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, Baltimore,<addr-line>MD</addr-line>
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, Baltimore,<addr-line>MD</addr-line>
21287;</nlm:aff>
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<term>Memory, Short-Term (physiology)</term>
<term>Neurons (physiology)</term>
<term>Photic Stimulation</term>
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<front><div type="abstract" xml:lang="en"><title>Significance</title>
<p>Neural activity was recorded from the dorsolateral prefrontal cortex (DLPFC) when a monkey performed visuo–haptic crossmodal and haptic–haptic unimodal delayed matching-to-sample (cue) tasks. Results indicate that neural networks in the DLPFC function sequentially in the crossmodal task from visual stimulus encoding and crossmodal information transferring between visual and tactile stimuli to the behavioral action. Our findings may clarify the neural mechanisms by which the cerebral cortex stores information in working memory, a cognitive function of prime importance in the coordination of behavior, speech, and reasoning.</p>
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