Publication

Hippocampal gamma oscillations increase with memory load

Van Vugt, M. K., Schulze-Bonhage, A., Litt, B., Brandt, A. & Kahana, M. J., 17-Feb-2010, In : The Journal of Neuroscience. 30, 7, p. 2694-2699 6 p.

Research output: Contribution to journalArticleAcademicpeer-review

APA

Van Vugt, M. K., Schulze-Bonhage, A., Litt, B., Brandt, A., & Kahana, M. J. (2010). Hippocampal gamma oscillations increase with memory load. The Journal of Neuroscience, 30(7), 2694-2699. https://doi.org/10.1523/JNEUROSCI.0567-09.2010

Author

Van Vugt, Marieke K. ; Schulze-Bonhage, Andreas ; Litt, Brian ; Brandt, Armin ; Kahana, Michael J. / Hippocampal gamma oscillations increase with memory load. In: The Journal of Neuroscience. 2010 ; Vol. 30, No. 7. pp. 2694-2699.

Harvard

Van Vugt, MK, Schulze-Bonhage, A, Litt, B, Brandt, A & Kahana, MJ 2010, 'Hippocampal gamma oscillations increase with memory load' The Journal of Neuroscience, vol. 30, no. 7, pp. 2694-2699. https://doi.org/10.1523/JNEUROSCI.0567-09.2010

Standard

Hippocampal gamma oscillations increase with memory load. / Van Vugt, Marieke K.; Schulze-Bonhage, Andreas; Litt, Brian; Brandt, Armin; Kahana, Michael J.

In: The Journal of Neuroscience, Vol. 30, No. 7, 17.02.2010, p. 2694-2699.

Research output: Contribution to journalArticleAcademicpeer-review

Vancouver

Van Vugt MK, Schulze-Bonhage A, Litt B, Brandt A, Kahana MJ. Hippocampal gamma oscillations increase with memory load. The Journal of Neuroscience. 2010 Feb 17;30(7):2694-2699. https://doi.org/10.1523/JNEUROSCI.0567-09.2010


BibTeX

@article{5ca4dce8b1764fa992f2f66e84884f84,
title = "Hippocampal gamma oscillations increase with memory load",
abstract = "Although the hippocampus plays a crucial role in encoding and retrieval of contextually mediated episodic memories, considerable controversy surrounds the role of the hippocampus in short-term or working memory. To examine both hippocampal and neocortical contributions to working memory function, we recorded electrocorticographic activity from widespread cortical and subcortical sites as 20 neurosurgical patients performed working memory tasks. These recordings revealed significant increases in 48-90 Hz gamma oscillatory power with memory load for two classes of stimuli: letters and faces. Sites exhibiting gamma increases with memory load appeared primarily in the hippocampus and medial temporal lobe. These findings implicate gamma oscillatory activity in the maintenance of both letters and faces in working memory and provide the first direct evidence for modulation of hippocampal gamma oscillations as humans perform a working memory task. Copyright {\circledC} 2010 the authors.",
keywords = "SHORT-TERM-MEMORY, MATCHING-TO-SAMPLE, WORKING-MEMORY, RECOGNITION MEMORY, NEURAL REPRESENTATION, BRAIN OSCILLATIONS, PREFRONTAL CORTEX, AMNESIC SUBJECTS, CONTEXT, EEG",
author = "{Van Vugt}, {Marieke K.} and Andreas Schulze-Bonhage and Brian Litt and Armin Brandt and Kahana, {Michael J.}",
year = "2010",
month = "2",
day = "17",
doi = "10.1523/JNEUROSCI.0567-09.2010",
language = "English",
volume = "30",
pages = "2694--2699",
journal = "The Journal of Neuroscience",
issn = "0270-6474",
publisher = "Oxford University Press",
number = "7",

}

RIS

TY - JOUR

T1 - Hippocampal gamma oscillations increase with memory load

AU - Van Vugt, Marieke K.

AU - Schulze-Bonhage, Andreas

AU - Litt, Brian

AU - Brandt, Armin

AU - Kahana, Michael J.

PY - 2010/2/17

Y1 - 2010/2/17

N2 - Although the hippocampus plays a crucial role in encoding and retrieval of contextually mediated episodic memories, considerable controversy surrounds the role of the hippocampus in short-term or working memory. To examine both hippocampal and neocortical contributions to working memory function, we recorded electrocorticographic activity from widespread cortical and subcortical sites as 20 neurosurgical patients performed working memory tasks. These recordings revealed significant increases in 48-90 Hz gamma oscillatory power with memory load for two classes of stimuli: letters and faces. Sites exhibiting gamma increases with memory load appeared primarily in the hippocampus and medial temporal lobe. These findings implicate gamma oscillatory activity in the maintenance of both letters and faces in working memory and provide the first direct evidence for modulation of hippocampal gamma oscillations as humans perform a working memory task. Copyright © 2010 the authors.

AB - Although the hippocampus plays a crucial role in encoding and retrieval of contextually mediated episodic memories, considerable controversy surrounds the role of the hippocampus in short-term or working memory. To examine both hippocampal and neocortical contributions to working memory function, we recorded electrocorticographic activity from widespread cortical and subcortical sites as 20 neurosurgical patients performed working memory tasks. These recordings revealed significant increases in 48-90 Hz gamma oscillatory power with memory load for two classes of stimuli: letters and faces. Sites exhibiting gamma increases with memory load appeared primarily in the hippocampus and medial temporal lobe. These findings implicate gamma oscillatory activity in the maintenance of both letters and faces in working memory and provide the first direct evidence for modulation of hippocampal gamma oscillations as humans perform a working memory task. Copyright © 2010 the authors.

KW - SHORT-TERM-MEMORY

KW - MATCHING-TO-SAMPLE

KW - WORKING-MEMORY

KW - RECOGNITION MEMORY

KW - NEURAL REPRESENTATION

KW - BRAIN OSCILLATIONS

KW - PREFRONTAL CORTEX

KW - AMNESIC SUBJECTS

KW - CONTEXT

KW - EEG

U2 - 10.1523/JNEUROSCI.0567-09.2010

DO - 10.1523/JNEUROSCI.0567-09.2010

M3 - Article

VL - 30

SP - 2694

EP - 2699

JO - The Journal of Neuroscience

JF - The Journal of Neuroscience

SN - 0270-6474

IS - 7

ER -

ID: 13280312