Distinct effects of global signal regression on brain activity during propofol and sevoflurane anesthesia

These findings reveal that GSR's impact on functional brain organization is anesthetic-specific, with sevoflurane-induced changes being particularly sensitive to global signal removal. Our results suggest that GSR should be applied cautiously when comparing different anesthetic agents and highlight the importance of considering drug-specific effects when analyzing consciousness-related brain activity.

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Publication Details

Journal
Frontiers in Neuroscience
Published
2025-05-22
DOI
https://doi.org/10.3389/fnins.2025.1576535
Primary Topic
Anesthesia and Sedative Agents
Type
article
Field-Weighted Citation Impact
0.00
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article

Distinct effects of global signal regression on brain activity during propofol and sevoflurane anesthesia

Ho‐Ching Yang, Xuanling Chen, Zhenhu Liang, Lunxu Li et al.
Frontiers in Neuroscience
Anesthesia and Sedative Agents
article

Distinct effects of global signal regression on brain activity during propofol and sevoflurane anesthesia

Ho‐Ching Yang, Xuanling Chen, Zhenhu Liang, Lunxu Li, Lan Yao, Juan Wang, Xiaoli Li, Fa Lu
article en

Abstract

These findings reveal that GSR's impact on functional brain organization is anesthetic-specific, with sevoflurane-induced changes being particularly sensitive to global signal removal. Our results suggest that GSR should be applied cautiously when comparing different anesthetic agents and highlight the importance of considering drug-specific effects when analyzing consciousness-related brain activity.

Frontiers in NeuroscienceVol. 19
Peking University (CN), Beijing Normal University (CN), Yanshan University (CN), Chinese Institute for Brain Research (CN), Peking University International Hospital (CN), Indiana University School of Medicine, Indiana University – Purdue University Indianapolis (US)
Openalex Percentile: Top 80%
Anesthesia and Sedative Agents
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