Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
563-05-004 ISMRM Abstract

Neural Mechanisms of Transcutaneous Auricular Vagus Nerve Stimulation in weight loss: a functional network study

Primary: Brain Function and fMRI - Functional Connectivity
Secondary: Neuro - Neuromodulation
563-05-004 · fMRI: Task-Based and Stimulation · Wednesday, 13 May, 4:00 PM–4:55 PM · Digital Posters Row D
Keywords: fMRI (resting state) Obesity Weight-loss Auricular vagus nerve stimulation Brain networks
Accepted
Chengfeng zhang 1, Xiaofan Qiu2, Jun Chen1, Jinhui Wang2,3,4, Kan Deng5, Jiahui Liao1, JieFeng Gan1
1Guangdong Provincial Hospital of Chinese Medicine, Zhuhai, China
2Institute for Brain Research and Rehabilitation, Guangzhou, China
3Key Laboratory of Brain, Guangzhou, China
4Guangdong Key Laboratory of Mental Health and Cognitive Science, Guangzhou, China
5Bayer Healthcare Company Limited, Guangzhou, China
Presenting Author: Chengfeng zhang

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References

1. Baek, K., Morris, L. S., Kundu, P. & Voon, V. Disrupted resting-state brain network properties in obesity: decreased global and putaminal cortico-striatal network efficiency. Psychol. Med. 47, 585–596 (2017).
2. Meng, Q. et al. Disrupted topological organization of the frontal-mesolimbic network in obese patients. Brain Imaging and Behavior 12, 1544–1555 (2018).
3. Geha, P., Cecchi, G., Todd Constable, R., Abdallah, C. & Small, D. M. Reorganization of brain connectivity in obesity. Human Brain Mapping 38, 1403–1420 (2017)
4. Boraxbekk, C.-J. et al. Diet-Induced Weight Loss Alters Functional Brain Responses during an Episodic Memory Task. Obes Facts 8, 261–272 (2015).
5. Herlin, B., Navarro, V. & Dupont, S. The temporal pole: From anatomy to function—A literature appraisal. Journal of Chemical Neuroanatomy 113, 101925 (2021).
6. Zhang, Y. et al. Insula-Medial Prefrontal Cortex Functional Connectivity Modulated by Transcutaneous Auricular Vagus Nerve Stimulation: An fMRI Study. IEEE J Biomed Health Inform 28, 5962–5970 (2024).
7. Ferstl, M. et al. Non-invasive vagus nerve stimulation boosts mood recovery after effort exertion. Psychol Med 52, 3029–3039 (2022).

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/563-05-004