Overexpression of EphB2 in the basolateral amygdala is crucial for inducing visceral pain sensitization in rats subjected to water avoidance stress

GB Duan, JW Wang, HH Sun, ZY Dong… - CNS Neuroscience …, 2024 - Wiley Online Library
Aims Basolateral amygdala (BLA), as a center for stress responses and emotional
regulation, is involved in visceral hypersensitivity of irritable bowel syndrome (IBS) induced …

The pathological involvement of spinal cord EphB2 in visceral sensitization in male rats

T Chen, S Chen, X Zheng, Y Zhu, Z Huang, L Jia… - Stress, 2022 - Taylor & Francis
Patients with post-traumatic stress disorder (PTSD) are usually at an increased risk for
chronic disorders, such as irritable bowel syndrome (IBS), characterized by hyperalgesia …

[HTML][HTML] Contribution of amygdala histone acetylation in early life stress-induced visceral hypersensitivity and emotional comorbidity

L Guan, X Shi, Y Tang, Y Yan, L Chen… - Frontiers in …, 2022 - frontiersin.org
Patients with irritable bowel syndrome (IBS) experience not only enhanced visceral pain but
also emotional comorbidities, such as anxiety and depression. Early life stress (ELS) is a …

Dorsoventral hippocampus distinctly modulates visceral sensitivity and anxiety behaviors in male IBS‐like rats

W Lin, Y Zhou, Y Liu, C Liu, M Lin… - Journal of …, 2024 - Wiley Online Library
Accumulating evidences suggest dysfunctions in the hippocampus are associated with
chronic pain. Nevertheless, the role of hippocampal circuitry in pain memories and …

[HTML][HTML] Stress-induced visceral pain in female rats is associated with epigenetic remodeling in the central nucleus of the amygdala

T Louwies, A Orock, B Greenwood-Van Meerveld - Neurobiology of Stress, 2021 - Elsevier
Stress and anxiety contribute to the pathophysiology of irritable bowel syndrome (IBS), a
female-predominant disorder of the gut-brain axis, characterized by abdominal pain due to …

Ephrin‐B2 signaling in the spinal cord as a player in post‐inflammatory and stress‐induced visceral hypersensitivity

SA Theofanous, MV Florens, I Appeltans… - …, 2020 - Wiley Online Library
Abstract Background Ephrin‐B2/EphB receptor signaling contributes to persistent pain
states such as postinflammatory and neuropathic pain. Visceral hypersensitivity (VHS) is a …

Down‐regulation of HTR1A‐modulated ACC activation contributes to stress‐induced visceral hyperalgesia in rats

L Yi, H Sun, H Zhang, Y Chen, L Zhou… - …, 2019 - Wiley Online Library
Background Long‐term stress was suggested to cause visceral hypersensitivity and promote
functional gastrointestinal disorders (FGIDs). Some brain regions such as the anterior …

[HTML][HTML] Astrocytic ERK/STAT1 signaling contributes to maintenance of stress-related visceral hypersensitivity in rats

Z Dong, T Zhan, H Sun, J Wang, G Duan, Y Zhang… - The Journal of …, 2022 - Elsevier
The rostral anterior cingulate cortex (rACC) has been found to be an important brain region
in mediating visceral hypersensitivity. However, the underlying mechanisms remain unclear …

EphrinB2/ephB2 activation facilitates colonic synaptic potentiation and plasticity contributing to long-term visceral hypersensitivity in irritable bowel syndrome

L Zhang, R Wang, Y Chen, P Yang, T Bai, J Song… - Life Sciences, 2022 - Elsevier
Aims Sustained visceral hypersensitivity is a hallmark of irritable bowel syndrome (IBS)
could be partially explained by enteric neural remodeling. Particularly, synaptic plasticity in …

Increased GABAergic projections in the paraventricular nucleus regulate colonic hypersensitivity via oxytocin in a rat model of irritable bowel syndrome

J Li, H Liu, F Guo, R Guo, H Zhang, X He, X Ming… - …, 2023 - journals.lww.com
Irritable bowel syndrome (IBS) is characterized by gastrointestinal dysmotility and visceral
hyperalgesia, and the impaired brain–gut axis is accepted as a crucial cause for the onset of …