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Hu XX, Zhang XP, Wang CX, Yang RR, Ma LX, Wu SW, Jiang WQ, Deng PM, Zhang T, Su XL, Wei W. Autonomic nervous system as a key modulator in stress-related inflammatory bowel disease: Mechanisms and therapeutic implications. World J Gastroenterol 2027; 33(2): 123982 [DOI: 10.3748/wjg.123982]
Xin-Xin Hu, Xue-Ping Zhang, Cheng-Xiang Wang, Rui-Rong Yang, Pu-Min Deng, Tao Zhang, Xiao-Lan Su, Wei Wei, Department of Gastroenterology, Wangjing Hospital, China Academy of Chinese Medical Sciences, Beijing 100102, China
Li-Xin Ma, Suo-Wei Wu, Wen-Qi Jiang, Graduate School, Beijing University of Chinese Medicine, Beijing 100020, China
Co-corresponding authors: Xiao-Lan Su and Wei Wei.
Author contributions: Su XL, Wei W, and Hu XX contributed to the conceptualization of the article; Zhang XP, Ma LX, Yang RR, and Wu SW contributed to the literature survey; Wang CX, Jiang WQ, Deng PM, and Zhang T contributed to figure preparation; Zhang XP, Ma LX, Yang RR, Wu SW, Wang CX, Jiang WQ, Deng PM, and Zhang T contributed to manuscript revision; Hu XX wrote the manuscript; Wei W and Su XL reviewed the manuscript and offered suggestions for revision as co-corresponding authors. All authors approved the final version to publish.
AI contribution statement: No AI tools were used in this review.
Supported by Beijing Pharmaceutical and Health Collaborative High-Quality R&D Project on Traditional Chinese Medicine, No. zyygzl-2026-004; and National Pilot Project for Integrated Chinese and Western Medicine in the Management of Severe and Refractory Diseases: Ulcerative Colitis (Chronic Dysentery), and the Specialized Research Program for Self-Proposed Projects at Wangjing Hospital, China Academy of Chinese Medical Sciences, No. WJYY-ZZXT-2025-35.
Conflict-of-interest statement: All the authors report no relevant conflicts of interest for this article.
Corresponding author: Wei Wei, MD, Chief Physician, Principal Investigator, Professor, Department of Gastroenterology, Wangjing Hospital, China Academy of Chinese Medical Sciences, No. 6 South Middle Ring Road, Wangjing, Chaoyang District, Beijing 100102, China. sxxtyy@sina.com
Received: June 3, 2026 Revised: July 29, 2026 Accepted: September 16, 2026 Published online: January 14, 2027 Processing time: 157 Days and 15.3 Hours
Abstract
Inflammatory bowel disease (IBD) is a chronic inflammatory intestinal disorder affecting more than 7 million people worldwide, with a growing global burden. Psychological stress may aggravate intestinal inflammation by disrupting autonomic nervous system (ANS) balance. This review considers the contribution of the ANS to stress-related IBD. Sympathetic and vagal pathways can exert distinct effects on intestinal barrier integrity, immune responses, and inflammatory activity through neurotransmitters and neuroimmune signaling. We also explore ANS-targeted therapies, such as β-blockers and vagus nerve stimulation, as potential precision interventions for IBD.
Core Tip: This review provides a novel perspective on stress-associated inflammatory bowel disease by highlighting autonomic nervous system dysregulation as a key link between psychological stress and intestinal inflammation. We discuss the dual roles of sympathetic and vagal pathways, disease-specific autonomic responses in ulcerative colitis and Crohn’s disease, and emerging autonomic nervous system-targeted therapies. Current controversies and future directions toward personalized neuromodulation are also addressed.