Causal evidence for a coordinated temporal interplay within the language network

Schroeen, Joelle A. M. and Gunter, Thomas C. and Numssen, Ole and Kroczek, Leon O. H. and Hartwigsen, Gesa and Friederici, Angela D. (2023) Causal evidence for a coordinated temporal interplay within the language network. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 120 (47): e230627912. ISSN 0027-8424, 1091-6490

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Abstract

Recent neurobiological models on language suggest that auditory sentence compre-hension is supported by a coordinated temporal interplay within a left-dominant brain network, including the posterior inferior frontal gyrus (pIFG), posterior superior temporal gyrus and sulcus (pSTG/STS), and angular gyrus (AG). Here, we probed the timing and causal relevance of the interplay between these regions by means of concurrent transcranial magnetic stimulation and electroencephalography (TMS-EEG). Our TMS-EEG experiments reveal region-and time-specific causal evidence for a bidirectional information flow from left pSTG/STS to left pIFG and back during auditory sentence processing. Adapting a condition-and-perturb approach, our findings further suggest that the left pSTG/STS can be supported by the left AG in a state -dependent manner.

Item Type: Article
Uncontrolled Keywords: TRANSCRANIAL MAGNETIC STIMULATION; SENTENCE COMPREHENSION EVIDENCE; NEURAL BASIS; CORTICAL ORGANIZATION; BRAIN-STIMULATION; SEMANTIC CONTEXT; TMS; CORTEX; EEG; N400; brain dynamics; language network; N400; TMS-EEG
Subjects: 100 Philosophy & psychology > 150 Psychology
Divisions: Human Sciences > Institut für Psychologie > Lehrstuhl für Klinische Psychologie und Psychotherapie - Lehrstuhl für Psychologie VIII - Prof. Dr. Andreas Mühlberger
Depositing User: Dr. Gernot Deinzer
Date Deposited: 23 Mar 2024 12:47
Last Modified: 23 Mar 2024 12:49
URI: https://pred.uni-regensburg.de/id/eprint/60469

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