Publications by authors named "Pei-jie Chen"

The emergence of epidermal growth factor receptor tyrosine kinase inhibitors (EGFR-TKIs) has improved the prognosis for lung cancer patients with EGFR-driven mutations. However, acquired resistance to EGFR-TKIs poses a significant challenge to the treatment. Overcoming the resistance has primarily focused on developing next-generation targeted therapies based on the molecular mechanisms of resistance or inhibiting the activation of bypass pathways to suppress or reverse the resistance.

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Article Synopsis
  • - Neuropathic pain (NP), caused by issues in the somatosensory system, significantly affects function and quality of life, with neuroinflammation being a key factor in its persistence.
  • - Exercise is an effective non-drug treatment recommended for chronic NP, as it has been shown to reduce inflammation, although the precise ways it works are still not fully understood.
  • - Review findings indicate that exercise can positively alter neuroinflammation by reducing proinflammatory cytokines, enhancing anti-inflammatory responses, and modulating immune system activity, contributing to pain relief in NP models.
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Background: The effect of physical therapy on pain and disability alleviation in patients with chronic low back pain (cLBP) has been demonstrated, but the risk factors for treatment failure remain unknown.

Aim: To explore the associations of baseline demographic and clinical characteristics with treatment failure after physical therapy intervention for cLBP.

Design: A secondary analysis of a single-blind randomized clinical trial.

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Objective: To review the effectiveness of different physical therapies for acute and sub-acute low back pain supported by evidence, and create clinical recommendations and expert consensus for physiotherapists on clinical prescriptions.

Data Sources: A systematic search was conducted in PubMed and the Cochrane Library for studies published within the previous 15 years.

Review Methods: Systematic review and meta-analysis, randomized controlled trials assessing patients with acute and sub-acute low back pain were included.

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  • Recent studies suggest a connection between pain, specifically musculoskeletal pain, and an increased risk of developing dementia, but the exact relationship is still unclear.
  • The research analyzed data from the China Health and Retirement Longitudinal Study, focusing on participants aged 45 and older, to explore how different types of persistent pain are linked to dementia risk scores.
  • Findings showed that individuals with various persistent pains—like neck, back, and knee pain—had significantly higher dementia risk scores, indicating that managing pain may help lower this risk.
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Neuropathic pain (NP) is a frequent condition caused by a lesion in, or disease of, the central or peripheral somatosensory nervous system and is associated with excessive inflammation in the central and peripheral nervous systems. Repetitive transcranial magnetic stimulation (rTMS) is a supplementary treatment for NP. In clinical research, rTMS of 5-10 Hz is widely placed in the primary motor cortex (M1) area, mostly at 80%-90% RMT, and 5-10 treatment sessions could produce an optimal analgesic effect.

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  • * The overall prevalence of MSIs in the Navy ranged between 12.69% and 48.81%, with specific injury rates varying significantly across body areas such as the lower extremities and spine.
  • * The findings highlighted that the ankle-foot, lumbopelvic, knee, lower leg, and shoulder were the most common injury sites, with this information being useful for sports medicine specialists to understand MSIs in military populations.
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Structural and functional changes of the brain occur in many chronic pain conditions, including chronic low back pain (CLBP), and these brain abnormalities can be reversed by effective treatment. Research on the clinical applications of non-invasive brain neuromodulation (NIBS) techniques for chronic pain is increasing. Unfortunately, little is known about the effectiveness of NIBS on CLBP, which limits its application in clinical pain management.

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The causative gene family of Parkinson's disease, PARK, plays important roles in the regulation of skeletal myopathy and is also involved in multiple biological processes, such as the modification of motor neurons, the transmission of nerve signals at the nerve-muscle junction, the regulation of skeletal muscle energy metabolism and mitochondrial quality, and the expression of myogenesis factors. PARK gene family regulates skeletal muscle mass, functions through a multi-level regulatory system, and plays a key role in the occurrence and development of skeletal myopathy. In this review, we summarize the structural characteristics, functions, and research of the PARK gene family in skeletal myopathy, providing a theoretical foundation and future research direction for in-depth study of the molecular mechanism for skeletal myopathy and giving references to further study on the role of PARK family in the development, the pathology, clinical diagnosis, and treatment of skeletal myopathy.

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Neuropathic pain (NP) is poorly managed, and in-depth mechanisms of gene transcriptome alterations in NP pathogenesis are not yet fully understood. To determine microRNA-related molecular mechanisms of NP and their transcriptional regulation in NP, PubMed, Embase, Web of Science and CINAHL Complete (EBSCO) were searched from inception to April 2021. Commonly dysregulated miRNAs in NP were assessed.

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In vivo, tyrosine phosphorylation is a reversible and dynamic process governed by the opposing activities of protein tyrosine kinases and phosphatases. Defective or inappropriate operation of these proteins leads to aberrant tyrosine phosphorylation, which contributes to the development of many human diseases, including cancers. PTP1B, a non-transmembrane phosphatase, is generally considered a negative regulator of the metabolic signaling pathways and a promising drug target for type II diabetes and obesity.

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Importance: Therapeutic aquatic exercise is frequently offered to patients with chronic low back pain, but its long-term benefits are unclear.

Objective: To assess the long-term effects of therapeutic aquatic exercise on people with chronic low back pain.

Design, Setting, And Participants: This 3-month, single-blind randomized clinical trial with a 12-month follow-up period was performed from September 10, 2018, to March 12, 2019, and the trial follow-up was completed March 17, 2020.

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Lower limb osteoarthritis (OA) is a chronic, multifactorial disease characterized by impaired physical function, chronic pain, compromised psychological health and decreased social functioning. Chronic inflammation plays a critical role in the pathophysiology of OA. Tai Chi is a type of classical mind-body exercise derived from ancient Chinese martial arts.

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Neuropathic pain (NP) results from a lesion or disease of the nervous system and accompanied by chronic pain, leading a serious public health issue and economic burden. In terms of the NP mechanisms remaining poorly understood, circular RNAs (circRNAs), owing to their high stability and evolutionary conservation, are expected to be used as potential therapeutic targets or diagnostic biomarkers. In this review, we concisely discuss the characteristics and biological functions of circRNAs.

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Musculoskeletal degenerative diseases (MSDDs) are pathological conditions that affect muscle, bone, cartilage, joint and connective tissue, leading to physical and functional impairments in patients, mainly consist of osteoarthritis (OA), intervertebral disc degeneration (IDD), rheumatoid arthritis (RA) and ankylosing spondylitis (AS). Long non-coding RNAs (lncRNAs) and circular RNAs (circRNAs) are novel regulators of gene expression that play an important role in biological regulation, involving in chondrocyte proliferation and apoptosis, extracellular matrix degradation and peripheral blood mononuclear cell inflammation. Research on MSDD pathogenesis, especially on RA and AS, is still in its infancy and major knowledge gaps remain to be filled.

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Objective: The objective of this study is to determine the effect of whole-body vibration (WBV) exercise on the anticipatory delay of core muscles in nonspecific low back pain (NSLBP) patients.

Methods: Forty participants with NSLBP were randomly divided into the WBV group and the control group. The sEMG signals of deltoid, erector spines (ES), multifidus (MF), rectus abdominis (RA), and transversus abdominus/internal oblique muscles (TrA/IO) were recorded before and after the intervention in the weight-shifting task.

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There is accumulating evidence showing that exercise therapy may play an active role in peripheral neuropathic pain (NP), but its mechanism is still unclear. Studies have found that microRNAs (miRNAs) may play a role in NP by regulating pain-related target genes. Therefore, we aimed to explore the changes of miRNA and mRNA of dorsal root ganglion (DRG) after NP in response to exercise with transcriptome technology.

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As of May 5, 2020, the number of confirmed coronavirus disease (COVID-19) cases has been more than 3.5 million with 243,540 deaths. We aimed to determine the associations between ageing population, median age, life expectancy at birth and COVID-19 mortality.

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The aim of this study is to introduce the development of the Chinese Assessment and Evaluation of Physical Literacy (CAEPL), to present the theoretical model of the CAEPL, and to quantify the weight of each domain of the CAEPL. 34 experts took part in the Delphi survey, and 23 experts completed all the three rounds of the survey. Experts' opinions are used to develop the theoretical model of the CAEPL.

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Background: Diabetic nephropathy (DN), characterized by hyperglycemia, hypertension, proteinuria, and edema, is a unique microvascular complication of diabetes. Traditional Chinese medicine (TCM) (AM) has been widely used for DN in China while the pharmacological mechanisms are still unclear. This work is aimed at undertaking a network pharmacology analysis to reveal the mechanism of the effects of AM in DN.

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As age increases, the risk of developing type 2 diabetes increases, which is associated with senile skeletal muscle dysfunction. During skeletal muscle aging, mitochondrial dysfunction, intramyocellular lipid accumulation, increased inflammation, oxidative stress, modified activity of insulin sensitivity regulatory enzymes, endoplasmic reticulum stress, decreased autophagy, sarcopenia and over-activated renin-angiotensin system may occur. These changes can impair skeletal muscle insulin sensitivity and increase the risk of insulin resistance and type 2 diabetes during skeletal muscle aging.

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Background: Comorbid pain and depression occur with high prevalence in clinical observations, and published academic journals about them have been increasing in number over time. However, few studies used the bibliometric method to analyze the general aspects of scientific researches on the comorbidity of pain and depression. The aim of this study is to systematically provide global scientific research in the comorbidity of pain and depression from 1980 to 2018.

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The toxic catabolic intermediates of branched chain amino acids can cause insulin resistance, and are involved in different mechanisms in different metabolic tissues. In skeletal muscle, 3-hydroxy-isobutyrate produced by valine promotes skeletal muscle fatty acid uptake, resulting in the accumulation of incompletely oxidized lipids in skeletal muscle, causing skeletal muscle insulin resistance. In the liver, branched-chain α-keto acids decompose in large amounts, promote hepatic gluconeogenesis, and lead to the accumulation of multiple acylcarnitines, which damages the mitochondrial tricarboxylic acid cycle, resulting in the accumulation of incomplete oxidation products, oxidative stress in mitochondria, and hepatic insulin resistance.

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The skeletal muscle mass accounts for more than 40% of the body weight of healthy adults. The skeletal muscle not only plays an important role in physical activities but also affects the function of other organs as a secretory organ secreting multiple muscle factors. Therefore, it is important to maintain the normal quantity and function of skeletal muscle.

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There is accumulating evidence showing that exercise therapy may play an active role in peripheral neuropathic pain (NP). However, there have been no meta-analysis to investigate the effects of exercise on NP induced by peripheral nerve injury in rat models. PubMed, EMBASE, and Web of Science were searched from inception to January 2019.

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