Papers: 21 Dec 2024 - 28 Dec 2024

The lateral parabrachial nucleus (PBN) is critically involved in neuropathic pain modulation. However, the cellular and molecular mechanisms underlying this process remain largely unknown. Here, we report that in mice, […]

Neonatal pain is a significant clinical issue but the mechanisms by which pain is produced early in life are poorly understood. Our recent work has linked the transcription factor serum […]

Glial cell-induced neuroinflammation in the spinal cord is the critical pathology underlying complete Freund’s adjuvant (CFA)-induced inflammatory pain. Previously, we showed that spinal glial cells undergo ferroptosis after CFA injection, […]

Microglia, the resident immune cells of the brain, play a crucial role in maintaining homeostasis in the central nervous system (CNS). However, they can also contribute to neurodegeneration through their […]

Chronic pain is a critical public health issue that severely impacts quality of life and poses significant treatment challenges, particularly due to the risk of adverse effects associated with pharmacological […]

Intervertebral disc degeneration is the most common disease in chronic musculoskeletal diseases and the main cause of low back pain, which seriously endangers social health level and increases people’s economic […]

The Award for Distinguished Scientific Applications of Psychology is presented to a person who, in the opinion of the Committee on Scientific Awards, has made distinguished theoretical or empirical advances […]

The neural mechanisms of the affective-motivational symptoms of chronic pain are poorly understood. In chronic pain, our innate coping mechanisms fail to provide relief. Hence, these behaviors are manifested at […]

Temporomandibular disorder (TMD) is the most prevalent painful condition in the craniofacial area. Recent studies have suggested that external or intrinsic trauma to the temporomandibular joint (TMJ) is associated with […]

Neuropathic pain, one of the most refractory pain diseases, remains a formidable medical challenge. There is still an unmet demand for effective and safe therapies to address this condition. Herein, […]

The efficacy of opioids in the treatment of chronic pain is limited; however, the adverse effects they produce are considerable. N-palmitoylethanolamide (PEA), a bioactive lipid mediator with structural similarities to […]

Burn injuries often cause prolonged oxidative stress and inflammatory pain due to an initial increase in inflammatory responses, consequently exacerbating depressive disorders and severely impairing patients’ quality of life. The […]

Rare genetic variants, characterized by their low frequency in a population, have emerged as essential components in the study of complex disease genetics. The biology of rare variants underscores their […]

Lower educational attainment has been linked to worse pain in individuals with chronic pain, but the mechanisms of this relationship are not fully elucidated. This observational study analyzed the relationship […]

Cold allodynia is a debilitating symptom of orofacial neuropathic pain resulting from trigeminal nerve damage. The molecular and neural bases of this sensory alteration are still poorly understood. Here, using […]

The prescribing of opioids to patients for postoperative pain can lead to persistent opioid use. This review investigated the effectiveness of interventions aimed at reducing opioid use in patients after […]

It is largely accepted that migraine with aura (MA) is caused by cortical spreading depression (CSD) and that migraine without aura (MO) is not. This is mostly based on old […]

Mitochondria are important organelles functioning in metabolic processes, inflammatory response and neurological disorders. Migraines are chronic and paroxysmal neurological disorders characterized by recurrent episodes of severe headache and other neurological […]

This study examined the association between opioid-use disorder (OUD)-related diagnoses (eg, opioid dependence) and social determinants of health (SDoH) among patients with chronic pain.

Chronic pain is often accompanied by anxiety, and gradually increasing anxiety makes the pain itself more protracted. Berberine has been found to be able to cross the blood-brain barrier to […]

The aim of this systematic review is to identify pain profiling parameters that are reliably different between patients with migraine and healthy controls, using Quantitative Sensory Testing (QST) including Temporal […]

The association between migraine and cognitive function has been studied during the last decade, however, this relationship is not well established. As migraine prevalence is highest between the ages of […]

Extracellular vesicles from Rheumatoid arthritis (RA) derived synovial fibroblasts (EVs) have been implicated in the pathogenesis of RA, acting as mediators of cell-to-cell communication. This study aimed to elucidate the […]

The alphavirus chikungunya virus (CHIKV) is a serious human pathogen that can cause large-scale epidemics characterized by fever and joint pain and often resulting in chronic arthritis. Infection by alphaviruses […]

Rheumatoid arthritis (RA) is a chronic autoimmune disorder marked by pain, inflammation, and discomfort in the synovial joints. It is critical to understand the pathological mechanisms of RA progression. MicroRNA-378 […]

Chronic pain is commonly recognized as a distressing symptom or a standalone disease, with over half of those affected experiencing cognitive impairment, which significantly impacts their quality of life. Despite […]

Intervertebral disc degeneration (IVDD), is one of the leading causes of low back pain. Inflammation is considered to be the main pathophysiological process of IVDD. The nucleotide-binding domain and leucine-rich […]

This study explored surface brain morphometry in type 1 diabetes including focus on painful diabetic peripheral neuropathy (DPN). Brain MRI was obtained from 56 individuals with diabetes (18 without DPN, […]

Among people with substance use disorders (SUDs), chronic pain is among the most common comorbid chronic health conditions. Chronic pain increases risk for poor SUD treatment outcomes, including risk for […]

Enhancer of Zeste Homolog 2 (EZH2) is overexpressed in many malignancies and plays a critical role in cancer progression. Therefore, it is considered a promising target for therapeutic intervention. Although […]

Palmitoylethanolamide (PEA) is emerging as a promising therapeutic agent for neuropathic and other pain-related conditions. This naturally occurring fatty acid has drawn interest because of its ability to regulate pain […]

Intra-articular glucocorticoid injections are effective in controlling inflammation and pain in arthritides but restricted by short duration of action and risk of joint degeneration. Controlled drug release using biocompatible hydrogels […]

Postoperative cognitive dysfunction (POCD) is characterized by a decline in cognitive functions, including memory, attention, and executive abilities, following surgery, with no effective therapeutic drugs currently available. Arketamine, the (R)-enantiomer […]

The aim is to explore the mechanisms underlying pain development in chronic prostatitis and identify therapeutic targets for pain management in patients with chronic prostatitis. RNA sequence of the spinal […]

Osteoarthritis (OA) is a prevalen degenerative joint disease with no FDA-approved therapies that can halt or reverse its progression. Current treatments address symptoms like pain and inflammation, but not underlying […]

Oxidative stress and microglial activation are critical pathomechanisms in ischemic white matter injury. Microglia, as resident immune cells in the brain, are the main cells undergoing oxidative stress response. However, […]

Compound (4-(3,5-di-tert-butyl-4-hydroxybenzylamine)benzenesulfonamide) (LQFM275) was designed and synthesized from darbufelone and sulfanilamide as a new multi-target for the treatment of inflammatory diseases. LQFM275 showed a great range of safe cytotoxicity profile […]

Chronic back pain (CBP) is a global health concern with significant societal and economic burden. While various predictors of back pain chronicity have been proposed, including demographic and psychosocial factors, […]

Intervertebral disc degeneration (IDD)-induced lower back pain (LBP) brings heavy burden worldwide. In the degenerated intervertebral disc, there is an increase in the accumulation of reactive oxygen species (ROS) and […]

The endocannabinoid system (ECS), which is composed of endocannabinoids (eCBs), cannabinoid receptors (CBRs), and associated signaling molecules, has been identified within the brain. In neuropathic pain animal models and patients, […]

Hyperoside, a natural flavonoid, exhibits a wide range of biological activities, including analgesic effects on acute and chronic inflammatory pain. This study illustrates that repeated intraperitoneal administration or microinjection of […]

Digital approaches to chronic pain are emerging worldwide and rapidly gaining increased empirical support. This brief meta-review aims at providing a comprehensive overview of evidence and recommendations reported in recent […]

There has been a predominant focus on psychosocial risk factors associated with poor pain outcomes among individuals with chronic pain. However, it is also important to identify resilience factors that […]

Transient Receptor Potential Ankyrin 1 (TRPA1) is a non-selective cation channel involved in detecting harmful stimuli and endogenous ligands, primarily expressed in sensory neurons. Due to its role in pain […]

Irritable bowel syndrome (IBS) is a common condition that is challenging to treat, and novel drugs are needed for this condition. Previously, a chronic vicarious social defeat stress (cVSDS) mouse […]

Osteoarthritis (OA) is a degenerative joint disease that primarily affects the elderly worldwide. It is characterized by local inflammation, which can be targeted therapeutically using natural anti-inflammatory compounds such as […]

PIKfyve (1-phosphatidylinositol 3-phosphate 5-kinase), a lipid kinase, plays an important role in generating phosphatidylinositol (3,5)-bisphosphate (PI(3,5)P). SGC-PIKFYVE-1, a potent and selective inhibitor of PIKfyve, has been used as a chemical […]

The complex relationship between inflammation, its effects on neuronal excitability and the ensuing plasticity of dorsal root ganglion (DRG) sensory neurons remains to be fully explored. In this study, we […]

The within-subject variability (WSV) of pain-intensity reports has gained attention as a predictor of the placebo response but has demonstrated mixed results. We hypothesized that participants’ inward- and outward-directed attention […]

Spinal cord stimulation (SCS) represents a therapeutic approach for chronic pain management in patients refractory to conventional treatments. By implanting electrodes in the epidural space, SCS aims to mitigate pain […]

Sex-differences in pain perception have been documented; however, the role of sex hormones in chronic musculoskeletal pain (CMP) remains unclear. Therefore, this study investigated whether sex hormones and sex hormone-binding […]

Chronic lower back pain is the leading cause of disability worldwide, generating a socioeconomic cost of over $100 billion annually in the United States. Among the prominent causes of low back […]

Intervertebral disc degeneration (IDD) is a progressive age-related disorder characterized by the reduction in the number of nucleus pulposus cells (NPCs) and degradation of extracellular matrix (ECM), thereby leading to […]

Chronic cluster headache (CCH) is an excruciatingly painful condition that can be difficult to treat sufficiently with the available medical treatment options. The greater occipital nerves (GON) are of major […]

Long non-coding RNA (lncRNA) has been playing an increasingly significant role in neuropathic pain (NP). This study aimed to investigate the clinical significance and mechanism of LncRNA ZNFX1 antisense RNA […]

Neuroimaging investigations are critical to provide a more direct assessment of brain disturbances associated with osteoarthritis (OA)-related pain, and to better understand its pathophysiology to develop new treatment strategies. This […]

This study used the Midlife-Development in the United States (MIDUS) dataset to a) examine relationships between reported childhood adversity (CA), anxiety, and pain; b) assess associations between CAs, anxiety, C-reactive […]

Rats which experienced neonatal bladder inflammation (NBI) have been demonstrated to exhibit latent bladder hypersensitivity with a nociceptive component that becomes unmasked by a second inflammatory insult as an adult. […]

Imaging has transformed the understanding of inflammatory and degenerative arthritis in both peripheral and axial disease. In axial inflammation, fat suppression magnetic resonance imaging (MRI) has unravelled the role of sub-fibrocartilaginous […]

Crohn’s disease (CD) is a chronic relapsing-remitting, immunological, inflammatory bowel disease involving any part of the gastrointestinal tract, most commonly, the terminal ileum. Abdominal pain is a prominent debilitating symptom […]

Complex Regional Pain Syndrome (CRPS) is a condition that causes persistent and debilitating pain. It is often associated with physical injury but can also occur without identifiable trauma or ongoing […]

In the murine K/BxN serum transfer rheumatoid arthritis (RA) model, tactile allodynia persists after resolution of inflammation in male and partially in female wild type (WT) mice, which is absent […]

Pain is a complex problem that is triaged, diagnosed, treated, and billed based on which body part is painful, almost without exception. While the “body part framework” guides the organization […]

Paclitaxel induces peripheral neuropathy, which is considered a dose-limiting factor. However, appropriate prophylactic agents are currently unavailable. We investigated the prophylactic effects of calmangafodipir, a superoxide dismutase mimetic, on paclitaxel-induced […]

Elevated reactive species and AGEs contribute to deregulation of transcription factors e.g., NF-κB and Nrf2 in diabetic peripheral neuropathy (DPN). Okanin, a bioactive chalcone, is active against redox imbalance, immune […]

Pain is a major non-motor symptom of Parkinson’s disease (PD). The relationship between hyperalgesia and neuropeptides originating from paraventricular nucleus (PVN) in 6-hydroxydopamine (6-OHDA) rats has already been investigated for […]

Numerous studies have explored the role of cannabinoids in neurological conditions, chronic pain and neurodegenerative diseases. Restoring autophagy has been proposed as a potential target for the treatment of neurodegenerative […]

The Early Career Awards, given for the first time in 1974, recognize the large number of excellent early career psychologists. Recipients of this award may not have held a doctoral […]

Having a lower socioeconomic status (SES) is a predictor of age-related chronic conditions, including chronic low back pain (cLBP). We aimed to examine whether the pace of biological aging mediates […]

Psychedelics, substances with a long history of cultural and medicinal use, are experiencing a resurgence in clinical research, particularly in psychiatry. Despite their classification as Schedule I drugs, recent studies […]

Cognitive impairment (CI) is frequently observed in patients with chronic pain (CP). CP progression increases the risk of dementia and accelerates Alzheimer’s disease pathogenesis. However, risk diagnostic models and biomarkers […]

Opioid use disorder is a public health problem that includes symptoms such as withdrawal syndrome and opioid-induced hyperalgesia. Currently, drugs to treat side effects of opioids also have undesirable effects, […]

Exposure to stressful conditions such as forced swim stress (FSS) induces antinociception. Previous reports determined that dopamine receptors in the CA1 hippocampal area are important in chronic pain processing. Considering […]

Rheumatoid arthritis (RA) is an important autoimmune disease that affects synovial tissues, accompanied by redness, pain, and swelling as main symptoms, which will limit the quality of daily life and […]

Post-laminectomy syndrome (PLS) manifests as recurrent chronic back pain, with or without radiating leg pain, affecting 10-40% of patients following laminectomy. While surgical interventions can alleviate recurrent disc herniation or […]

Familial hemiplegic migraine type 2 results from pathogenic variants in the gene, which encodes for a catalytic subunit of sodium/potassium ATPase. This extremely rare autosomal dominant disorder manifests with a […]

Tension-type headache (TTH) is among the most common primary headache disorders, characterized by recurrent episodes that are difficult to manage, thus posing a significant public health challenge. Acupuncture, a well-recognized […]

Shared decision-making is an imperative in chronic pain care. However, we know little about the decision-making process, especially in primary care where most chronic pain care is provided. We sought […]

Osteoarthritis (OA) is one of the most prevalent joint diseases globally, characterized by the progressive breakdown of articular cartilage, resulting in chronic pain, stiffness, and loss of joint function. Despite […]

The peripheral nervous system has been widely implicated in pathological conditions that exhibit distinct clinical presentations in men and women, most notably in chronic pain disorders. Here, we explored this […]

Lipedema is a chronic condition characterized by abnormal deposition of subcutaneous adipose tissue, leading to pain. The lack of internationally recognized diagnostic criteria complicates the characterization of pain. Physiological parameters […]

Diabetic peripheral neuropathy (DPN) represents a prevalent neurological complication affecting millions of patients globally. This clinical investigation evaluated the therapeutic efficacy and safety profile of a novel transdermal medical cannabis […]