Publications by authors named "Chih Chien Wang"

Osteoarthritis (OA) is a degenerative joint disease with a complex aetiology, which includes inflammation, cellular growth dysregulation and extracellular matrix (ECM) degradation. This study investigated the therapeutic potential of a small-molecule compound, 2-amino-4-(3,4,5-trimethoxyphenyl)-4H-benzo[h]chromene-3-carbonitrile (CN7:1h) in modulating these critical biochemical pathways in OA. Cellular models and rat models of OA were used to explore the impact of CN7:1h on the nuclear factor kappa light chain enhancer of activated B cells (NF-κB) and mechanistic target of rapamycin (mTOR) signalling pathways.

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  • Rotator cuff tendinopathy is a common condition with few effective drug treatments, prompting this study to explore suramin's potential for enhancing tendon repair and reducing inflammation.
  • The research utilized human tenocytes from ruptured supraspinatus tendons and tested suramin's effects on their growth and response to inflammation, finding positive results in cell proliferation and key protein expressions.
  • Suramin not only improved tenocyte health but also significantly decreased inflammatory markers in THP-1 macrophages, indicating its potential as a beneficial therapy for rotator cuff injuries.
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  • The study investigates how the outcomes of acute enterovirus infections vary among individuals, influenced by factors like the immune response, tissue type, and genetic differences.
  • It involved whole exome sequencing of blood samples from infected and uninfected individuals to analyze specific genes related to EV entry and replication.
  • The researchers identified 118 genetic variants in East Asian populations that might impact susceptibility to enterovirus infections, with plans to use this information to develop a predictive tool for better clinical management.
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Background/aim: The mortality rate for alimentary tract hemorrhage remains high due to a variety of contributing factors. In this report, we present a case of post-severe trauma patient with life-threatening gastrointestinal bleeding caused by cytomegalovirus (CMV)-induced damage to the terminal ileum.

Case Report: A 76-year-old female with a history of hypertension and gastrointestinal bleeding developed CMV ileitis post-severe trauma.

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Objectives: Various treatment options are available for degenerative joint disease (DJD). During clinical visits, patients and clinicians collaboratively make decisions regarding the optimal treatment for DJD; this is the essence of shared decision-making (SDM). Here, we collated and assessed the SDM-related experiences and perspectives of outpatients with DJD in Taiwan.

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Osteoporosis is characterized by low bone mass, bone microarchitecture disruption, and collagen loss, leading to increased fracture risk. In the current study, collagen peptides were extracted from milkfish scales (MS) to develop potential therapeutic candidates for osteoporosis. MS was used to synthesize a crude extract of fish scales (FS), collagen liquid (COL), and hydroxyapatite powder (HA).

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Background: Extended-spectrum β-lactamases-producing Escherichia coli, Klebsiella pneumoniae, and Proteus mirabilis (ESBL-producing-EKP) are an increasingly common cause of childhood urinary tract infection (UTI) worldwide. Recognizing the risk factors and antimicrobial resistance patterns may guide new management in this population.

Methods: This is a retrospective cohort study of over 5 years in Taiwan (2017-2021).

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Background: In recent years, some studies have found that acute uncomplicated appendicitis can be treated with antibiotics alone. Because of the lack of relevant research on treating acute appendicitis in Taiwan, this study investigated the microbiological characteristics of acute appendicitis to permit accurate empirical antibiotic use for uncomplicated appendicitis.

Methods: In this single-center retrospective cohort study, patients listed in the Taiwan National Health Insurance Research Database with a discharge diagnosis of acute appendicitis were identified.

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Magnetic resonance imaging (MRI) is the most popular imaging modality for investigating intervertebral disc herniation. However, it has a high chance for identifying incidental findings that are morphologically or structurally abnormal but not responsible for patients' symptoms. Although a previous study suggested that F-fluorodeoxyglucose (F-FDG) positron emission tomography/magnetic resonance imaging (PET/MRI) may help identify neuroinflammation in lumbar radiculopathy, there is currently no direct evidence obtained from surgery.

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Background: Dedifferentiated fat cells (DFATs) are highly homogeneous and multipotent compared with adipose-derived stromal cells (SCs). Infrapatellar fat pad (IFP)-SCs have advanced chondrogenic potency; however, whether IFP-DFATs could serve as better cell material remains unclear. Here, we aimed to examine the influence of age and body mass index (BMI) on the features of IFPs and IFP-derived cells (IFP-SCs and IFP-DFATs) with exploration of the clinical utilization of IFP-DFATs.

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  • - Osteoporosis (OP) is a common condition among postmenopausal women, and research has produced mixed results regarding the genetic polymorphisms (rs35767, rs2288377, rs5742612) linked to OP risk.
  • - A study involving 95 OP cases and 222 healthy controls found no significant individual associations for the tested SNPs, but combined analysis with existing studies indicates that rs35767 is significantly associated with an increased risk of OP.
  • - The findings suggest that rs35767 may be an important genetic marker for OP in postmenopausal women, warranting further investigation to confirm its role and implications.
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Objective: Osteoarthritis (OA) progression has been shown to increase the expression of inflammatory cytokines in joints, leading to the destruction of cartilage matrix. Interleukin (IL)-1β is a potent inflammatory cytokine associated with osteoarthritic synovial fluid. The protective effects of polysaccharides from Enteromorpha prolifera against acute hepatic injury was reported.

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Background: Identification of candidate SNPs from transcription factors (TFs) is a novel concept, while systematic large-scale studies on these SNPs are scarce.

Purpose: This study aimed to identify the SNPs of six TF binding sites (TFBSs) and examine the association between candidate SNPs and osteoporosis.

Methods: We used the Taiwan BioBank database; University of California, Santa Cruz, reference genome; and a chromatin immunoprecipitation sequencing database to detect 14 SNPs at the potential binding sites of six TFs.

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Objectives: To evaluate the effectiveness of a question prompt list (QPL) in decision self-efficacy, decision-making participation, patient-physician communication, decisional conflict or regret, and health status in patients with breast cancer.

Methods: A total of 240 patients with breast cancer were randomly assigned to a QPL group or control group (n = 120 each). The intervention and control groups received an additional educational QPL booklet and routine care, respectively.

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Purpose: Previous meta-analyses only examined the association between single gene polymorphisms and osteoporosis; there is no compilation of all gene loci that correlate with osteoporosis in the literature. In this study, we develop a new literature-based approach, a decisive gene strategy (DGS), to examine the sufficiency of the cumulative sample size for each gene locus and to assess whether a definite conclusion of the association between the gene locus and osteoporosis can be drawn.

Methods: The DGS was used to search PubMed, Embase, and Cochrane databases for all meta-analyses that correlated gene polymorphisms with osteoporosis.

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Fluoroquinolone exposure is reportedly associated with a higher risk of tendon disorders, tendonitis, or tendon rupture. However, studies in East Asian populations have not confirmed these risks in patients with comorbidities or concomitant medication use. This cohort study was designed to investigate the associations among fluoroquinolone exposure, comorbidities, medication use, and tendon disorders in Taiwan.

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Cystic fibrosis (CF) is a genetic disease affects CFTR channel synthesis. While 90 percent of the CF patients now benefit from small molecule target therapies, this treatment has yet to extend to those bearing nonsense mutations. Studies of these rare mutations using cell lines with native pathological signatures of the disease may lead to breakthroughs in therapeutic development.

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  • The study explored whether magnetic resonance spectroscopy (MRS) and diffusion-weighted imaging (DWI) could detect changes related to dysbaric osteonecrosis (DON) in the femoral heads of divers experiencing hip pain.
  • It involved 17 divers (9 with hip pain and 8 asymptomatic) alongside age- and gender-matched non-diving controls, focusing on comparing water content, lipid composition, and apparent diffusion coefficients (ADCs) in femoral heads.
  • Results showed that divers with hip pain had higher water content and unsaturation index of lipids, along with lower total lipid fraction, compared to asymptomatic divers and non-diving controls, indicating detectable dysbaric changes in their femoral heads.
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Recent evidence has suggested that synovial inflammation and macrophage polarization were involved in the pathogenesis of osteoarthritis (OA). Additionally, high-molecular-weight hyaluronic acid (HMW-HA) was often used clinically to treat OA. GRP78, an endoplasmic reticulum (ER) stress chaperone, was suggested to contribute to the hyperplasia of synovial cells in OA.

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  • Osteoarthritis (OA) is a major health concern for older adults, with genetic factors, particularly the TNF-α gene, being significant risk factors; research on its G-308A polymorphisms has shown inconsistent results.
  • This study analyzed the relationship between TNF-α G-308A polymorphisms and knee OA risk using data from 591 knee OA patients and 536 healthy controls, employing meta-analysis and trial sequential analysis (TSA) for stronger evidence.
  • Findings indicated a non-significant association between the AA genotype and knee OA risk in the overall study, but in the Asian subgroup, the AA genotype was found to significantly increase the risk, suggesting it may be a susceptible genotype for OA in this
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Background: Right ventricular outflow tract obstruction relief is one of the major procedures during the total correction of tetralogy of Fallot (TOF). Pulmonary insufficiency (PI) is usually inevitable after a transannular incision with a patch repair is performed. Therefore, some surgeons advocate to place a monocusp valve within the transannular patch (TAP) in order to decrease the severity of the PI.

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Proteolytic fragments of fibronectin can have catabolic effects on cartilage, menisci, and synovium. Previous studies have reported that Toll-like receptor (TLR) signaling pathways might be associated with joint inflammation and joint destruction. Platelet-rich plasma (PRP) is increasingly being used to treat a range of joint conditions; however, it has yet to be determined whether PRP influences fibronectin fragment (FN-f) procatabolic activity and TLRs.

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Gouty arthritis is an acute inflammatory response caused by the precipitation of monosodium urate (MSU) crystals in joints. The triggering of MSU leads to increased production of inflammatory cytokines, such as interleukin-1β, which in turn lead to the formation of macromolecular complexes, referred to as inflammasomes. Thorough characterization of the NLRP3 inflammasome can be used as an indicator of an immune response against harmful stimuli.

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