Respiration modulates oscillatory neural network activity at rest

Kluger, D. S. and Gross, J. (2021) Respiration modulates oscillatory neural network activity at rest. PLoS Biology, 19(11), e3001457. (doi: 10.1371/journal.pbio.3001457)

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Abstract

Despite recent advances in understanding how respiration affects neural signalling to influence perception, cognition, and behaviour, it is yet unclear to what extent breathing modulates brain oscillations at rest. We acquired respiration and resting state magnetoencephalography (MEG) data from human participants to investigate if, where, and how respiration cyclically modulates oscillatory amplitudes (2 to 150 Hz). Using measures of phase–amplitude coupling, we show respiration-modulated brain oscillations (RMBOs) across all major frequency bands. Sources of these modulations spanned a widespread network of cortical and subcortical brain areas with distinct spectrotemporal modulation profiles. Globally, delta and gamma band modulations varied with distance to the head centre, with stronger modulations at distal (versus central) cortical sites. Overall, we provide the first comprehensive mapping of RMBOs across the entire brain, highlighting respiration–brain coupling as a fundamental mechanism to shape neural processing within canonical resting state and respiratory control networks (RCNs).

Item Type:Articles
Additional Information:This work was supported by the Interdisciplinary Center for Clinical Research (IZKF) of the medical faculty of Muenster, Grant Number Gro3/001/19 (JG) and the German Research Foundation, Grant Number GR 2024/5-1 (JG).
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Gross, Professor Joachim
Creator Roles:
Gross, J.Conceptualization, Formal analysis, Funding acquisition, Methodology, Project administration, Resources, Supervision, Writing – original draft, Writing – review and editing
Authors: Kluger, D. S., and Gross, J.
College/School:College of Medical Veterinary and Life Sciences > School of Psychology & Neuroscience
Journal Name:PLoS Biology
Publisher:Public Library of Science
ISSN:1544-9173
ISSN (Online):1545-7885
Published Online:11 November 2021
Copyright Holders:Copyright © 2021 Kluger, Gross
First Published:First published in PLoS Biology 19(11): e3001457
Publisher Policy:Reproduced under a Creative Commons License
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