Patients with diabetic peripheral neuropathy experience debilitating pain that significantly affects their quality of life (Abbott et al., 2011), by causing sleeping disorders, anxiety, and depression (Dermanovic Dobrota et al., 2014). The primary clinical manifestation of painful diabetic neuropathy (PDN) is mechanical hypersensitivity, also known as mechanical allodynia (MA) (Callaghan et al., 2012). MA's underlying mechanism remains poorly understood, and so far, based on symptomatic treatment, it has no effective therapy (Moore et al., 2014).
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http://dx.doi.org/10.1631/jzus.B1900439 | DOI Listing |
Pain
December 2024
Palo Alto Veterans Institute for Research, Veterans Affairs Palo Alto Health Care System, Palo Alto, CA, United States.
Previous preclinical and translational studies suggest that tissue trauma related to bony fracture and intervertebral disk disruption initiates the formation of pronociceptive antibodies that support chronic musculoskeletal pain conditions. This study tested this hypothesis in the monosodium iodoacetate (MIA) mouse model of osteoarthritis (OA) and extended the findings using OA patient samples. Monosodium iodoacetate was injected unilaterally into the knees of male and female wild-type (WT) and muMT mice (lacking B cells) to induce articular cartilage damage.
View Article and Find Full Text PDFBMC Gastroenterol
January 2025
Department of Anesthesiology, First Affiliated Hospital, Fujian Medical University, No. 20, Cha Zhong Road, Fuzhou, Fujian Province, People's Republic of China.
Background: Visceral pain sensitization and emotional reactions due to irritable bowel syndrome (IBS) occur frequently in the general population. Oxidative stress plays a crucial role in the pathogenesis of IBS. Previous studies have demonstrated that activation of peroxisome proliferator-activated receptor gamma (PPARγ) has analgesic effects.
View Article and Find Full Text PDFFASEB J
January 2025
Department of Physiology, Yonsei University College of Medicine, Seoul, Republic of Korea.
Neuropathic pain, caused by nerve damage, greatly affects quality of life. Recent research proposes modulating brain activity, particularly through electrical stimulation of the insular cortex (IC), as a treatment option. This study aimed to understand how IC stimulation (ICS) affects pain modulation.
View Article and Find Full Text PDFSci Rep
January 2025
Department of Neurobiology, School of Basic Medical Sciences, Xi'an Jiaotong University Health Science Center, No. 76 Yanta West Road, Yanta District, Xi'an, 710061, China.
Neuropathic pain (NP) is a complex and prevalent chronic pain condition that affects millions of individuals worldwide. Previous studies have shown that prior exercise protects against NP caused by nerve injury. However, the underlying mechanisms of this protective effect remain to be uncovered.
View Article and Find Full Text PDFPharmacol Res
January 2025
Post-surgical pain affects millions each year, hindering recovery and quality of life. Surgical procedures cause tissue damage and inflammation, leading to peripheral and central sensitization, resulting in pain at rest or hyperalgesia to mechanical stimuli, among others. In a rat model for post-surgical pain, spinal GABAergic transmission via GABA receptors reduces mechanical hypersensitivity but has no effect on pain at rest.
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