Cited by 33Psychosomatic Disorders and Their TreatmentsHeart Rate Variability and Autonomic ControlNeural and Behavioral Psychology Studies

Probing the interoceptive network by listening to heartbeats: an fMRI study

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Kleint, Nina I., Wittchen, Hans-Ulrich, Lueken, Ulrike·2015·PLOS ONE

Abstract

Exposure to cues of homeostatic relevance (i.e. heartbeats) is supposed to increase the allocation of attentional resources towards the cue, due to its importance for self-regulatory, interoceptive processes. This functional magnetic resonance imaging (fMRI) study aimed at determining whether listening to heartbeats is accompanied by activation in brain areas associated with interoception, particularly the insular cortex. Brain activity was measured with fMRI during cue-exposure in 36 subjects while listening to heartbeats vs. sinus tones. Autonomic markers (skin conductance) and subjective measures of state and trait anxiety were assessed. Stimulation with heartbeat sounds triggered activation in brain areas commonly associated with the processing of interoceptive information, including bilateral insular cortices, the inferior frontal operculum, and the middle frontal gyrus. A psychophysiological interaction analysis indicated a functional connectivity between the middle frontal gyrus (seed region) and bilateral insular cortices, the left amygdala and the supplementary motor area. The magnitude of neural activation in the right anterior insular cortex was positively associated with autonomic arousal. The present findings indicate that listening to heartbeats induced activity in areas of the interoception network as well as changes in psychophysiological arousal and subjective emotional experience. As this approach constitutes a promising method for studying interoception in the fMRI environment, a clinical application in anxiety prone populations should be addressed by future studies.

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Crossref · 10.1371/journal.pone.0133164

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  • The interoceptive network has multiple connections to the amygdala, hypothalamus, hippocampus, and brainstem.

    “This network also presents multiple connections to the amygdala, hypothalamus, hippocampus, and brainstem (Craig, 2009; Becker et al., 2015; Kleint et al., 2015; Khalsa et al., 2018).”

    From Mindfulness, Interoception, and the Body: A Contemporary Perspective (2019) · cites this paper as Kleint et al., 2015

    The Results (Fig. 3) report enhanced connectivity between the middle frontal gyrus and both the insular cortices and amygdala; the Discussion describes this as an interconnection involving interoceptive-network and threat-processing structures. Our copy does not establish the claimed connections to the hypothalamus, hippocampus, or brainstem. (LLM, conf=0.88)

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Authors
Kleint, N. I., Wittchen, H.-U., & Lueken, U.
Affiliations
  • Neuroimaging Center (DE)
  • Universitätsklinikum Würzburg (DE)
Corresponding author
Lueken, Ulrike
Venue
PLOS ONE
Published
2015-07-23
Volume
10
Issue
7
Pages
e0133164
ISSN
1932-6203 (ISSN-L)
OpenAlex
W1021387907
Cited by
32
References
55
Citations by year
2026: 3 · 2025: 4 · 2024: 2 · 2023: 3 · 2022: 3 · 2021: 1 · 2020: 2 · 2019: 5 · 2018: 1 · 2017: 5 · 2016: 3
FWCI
2.44
Type
journal article
Language
en
Open access
Locations
  • PLoS ONE (publishedVersion, cc-by)
  • Europe PMC (PubMed Central) (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
  • Online Publication Service of Würzburg University (Würzburg University) (submittedVersion, cc-by)
Funders
Technische Universität Dresden
Topics
  • Health Sciences › Medicine › Psychiatry and Mental health › Psychosomatic Disorders and Their Treatments
  • Health Sciences › Medicine › Cardiology and Cardiovascular Medicine › Heart Rate Variability and Autonomic Control
  • Life Sciences › Neuroscience › Cognitive Neuroscience › Neural and Behavioral Psychology Studies
Keywords
interoception, insula, interoceptive attention, autonomic arousal, skin conductance, anxiety, amygdala, supplementary motor area, middle frontal gyrus, psychophysiological interaction, emotional experience
MeSH terms
Amygdala, Anxiety, Arousal, Attention, Brain Mapping, Cerebral Cortex, Cues, Emotions, Female, Frontal Lobe, Galvanic Skin Response, Heart Auscultation, Heart Rate, Homeostasis, Humans, Magnetic Resonance Imaging, Male, Motor Cortex, Interoception

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