Publications by authors named "Xue Qin Chen"

Purpose: To investigate the clinical value of Clinical Treatment Score Post-5 Years (CTS5) to predict the survival benefits of postmastectomy radiotherapy (PMRT) of patients with T1-2N1 luminal breast cancer (BC).

Methods: Patients who were diagnosed with T1-2N1 luminal BC between 2010 and 2015 were included in the Surveillance, Epidemiology, and End Results database. The chi-square test, binomial logistic regression, Kaplan-Meier analysis, and multivariable Cox proportional hazard model were used for statistical analyses.

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Lymph node metastasis (LNM) is a common invasive feature of hepatocellular carcinoma (HCC) associated with poor clinical outcomes. Through microarray profiling and bioinformatic analyses, we identified the circ-0044539-miR-29a-3p-VEGFA axis as a potential key factor in the progression of HCC LNM. In HCC cells and nude mice, circ-0044539 downregulation or miR-29a-3p upregulation was associated with small tumor size, PI3K-AKT-mTOR pathway inactivation, and downregulation of the key LNM factors (HIF-1α and CXCR4).

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Objective: To explore the potential action mechanism of Huotu Jiji Pellets (HJP) in the treatment of erectile dysfunction (ED) based on network pharmacology and molecular docking.

Methods: We identified the main effective compounds and active molecular targets of HJP from the database of Traditional Chinese Medicine Systems Pharmacology (TCMSP) and Integrative Pharmacology-Based Research Platform of Traditional Chinese Medicine (TCMIP) and the therapeutic target genes of ED from the databases of Genecards. Then we obtained the common targets of HJP and ED using the Venny software, constructed a protein-protein interaction (PPI) network of HJP acting on ED, and screened out the core targets with the Cytoscape software.

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Background: Not all eligible breast cancer (BC) patients could afford the expensive test of 21-gene recurrence score (RS) assay. This study aimed to identify clinicopathological factors associated with high-risk RS and examine whether these factors correlate with the benefit of chemotherapy.

Research Design And Methods: Patients diagnosed with early-stage BC, node-negative, and estrogen receptor-positive disease were identified from the Surveillance, Epidemiology, and End Results Oncotype DX database.

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Article Synopsis
  • This study investigates the trends and types of human papillomavirus (HPV) infections among women in Southwest China from 2014 to 2023, highlighting its association with cervical cancer.
  • A total of 66,000 women were analyzed through HPV-DNA testing, revealing a decrease in overall HPV infection rates from 24.92% to 16.29%, with the majority being high-risk HPV types.
  • The findings also emphasize the importance of age in infection rates and suggest potential implications for cervical cancer screening and HPV vaccination policies in the region.
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Background: Is metastatic breast cancer (dnMBC) the same disease in the elderly as in younger breast cancer remains unclear. This study aimed to determine the metastatic patterns and survival outcomes in dnMBC according to age groups.

Methods: We included patients from the Surveillance Epidemiology and End Results program.

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Objective: To explor the potential mechanisms of ferroptosis involvement in non-obstructive azoospermia based on bioinformatics and machine learning methods.

Methods: To obtain disease-related datasets and ferroptosis-related genes, we utilized the GEO database and FerrDb database, respectively. Using the R software, the disease dataset was subjected to normalization, differential analysis, and GO and KEGG enrichment analysis.

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Polarity establishment is one of the key factors affecting early embryonic development. Polarity establishment begins with myosin phosphorylation in the 8-cell embryo, and phosphorylation activates actin leading to its initiation of contractility. Subsequently, actin undergoes reorganization to form an apical domain rich in microvilli on the non-contacting surface of each blastomere, and form the actomyosin ring that marks the maturation of the apical domain in conjunction with polar protein complexes and others.

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Objective: To observe the clinical effect of Simiaotongzhuo Decoction (SMTZD) on the symptoms of type III prostatitis with damp-heat stagnation syndrome.

Methods: Using the randomized control method, we divided 140 cases of type III prostatitis with damp-heat stagnation syndrome into two groups and treated them orally with SMTZD at 200 ml per time bid (n = 65) and Tamsulosin Hydrochloride Sustained Release Capsules (THSRC) at 0.2 mg per time qd (n = 75), both for 6 weeks.

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Background: Fatty acid oxidation (FAO) is considered to play a vital part in tumor metabolic reprogramming. But the comprehensive description of FAO dysregulation in tumors has not been unknown.

Methods: We obtained FAO genes, RNA-seq data and clinical information from the Msigdb, TCGA and GTEx databases.

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Although ALK tyrosine kinase inhibitors (ALK-TKIs) have shown remarkable benefits in EML4-ALK positive NSCLC patients compared to conventional chemotherapy, the optimal sequence of ALK-TKIs treatment remains unclear due to the emergence of primary and acquired resistance and the lack of potential prognostic biomarkers. In this study, we systematically explored the validity of sequential ALK inhibitors (alectinib, lorlatinib, crizotinib, ceritinib and brigatinib) for a heavy-treated patient with EML4-ALK fusion via developing an in vitro and in vivo drug testing system based on patient-derived models. Based on the patient-derived models and clinical responses of the patient, we found that crizotinib might inhibit proliferation of EML4-ALK positive tumors resistant to alectinib and lorlatinib.

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Purpose: The aim is to investigate the application value of dermoscopy combined with reflectance confocal microscopy (RCM) in assessing vitiligo disease activity and treatment response.

Patients And Methods: We enrolled 279 patients with vitiligo and evaluated the disease activity by Vitiligo Disease Activity (VIDA) score, dermoscopy, RCM and dermoscopy combined with RCM respectively. The sensitivity and specificity of different assessment techniques were compared with VIDA score by the differences and consistency.

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Background: This study aimed to report the genotypes and phenotypes of hereditary transthyretin cardiac amyloidosis (hATTR-CA) in a Western Chinese cohort and review the genetic profiles of this disorder in the Chinese population.

Methods: Transthyretin () gene sequencing of probands diagnosed with TTR cardiac amyloidosis and their relatives was performed at West China Hospital of Sichuan University from January 2018 to December 2021. All patients underwent endomyocardial biopsy for light and electron microscopy examinations.

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Objective To study the expression of selenoprotein genes in human immunodeficiency virus(HIV)infection and its mother-to-child transmission,so as to provide a theoretical basis for the prevention,diagnosis,and treatment of acquired immunodeficiency syndrome.Methods The dataset GSE4124 was downloaded from the Gene Expression Omnibus(GEO).Two groups of HIV-positive mothers(=25)and HIV-negative mothers(=20)were designed.

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Lung cancer is prone to bone metastasis, and osteopontin (OPN) has an important significance in maintaining bone homeostasis. The goal of this study was to explore the impact of OPN level on bone metabolism and the molecular mechanism of inhibiting bone metastasis in non-small cell lung cancer (NSCLC). The expression of OPN in NSCLC was ascertained by Western blot and immunohistochemistry, and the correlation between the expression level of OPN and survival of patients was analyzed.

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Background: Although highly effective as a component of () treatment regimen, tetracycline is associated with a high incidence of medication-related adverse events. Modified dosing of tetracycline as part of quadruple therapy may improve safety while providing comparable eradication rates.

Aim: To evaluate the efficacy and safety of modified dosing of tetracycline in patients receiving tetracycline and furazolidone-containing quadruple therapy in patients with infection.

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Purpose: Most Hepatocellular carcinoma (HCC) patients are in advanced or metastatic stage at the time of diagnosis. Prognosis for advanced HCC patients is dismal. This study was based on our previous microarray results, and aimed to explore the promising diagnostic and prognostic markers for advanced HCC by focusing on the important function of KLF2.

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Article Synopsis
  • COVID-19, specifically the SARS-CoV-2 Omicron subvariant BA.2, is primarily affecting many countries, and understanding its impact on patients is crucial for better clinical management.
  • A study analyzed 805 patients with mild or moderate BA.2 infections, revealing that the majority experienced mild symptoms like fever and cough, while 6.6% showed signs of pneumonia on HRCT scans.
  • The findings indicated that lung issues were generally mild, predominantly presenting as ground-glass opacity, and most patients eventually recovered after short-term follow-up.
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Voltage-gated sodium channel 1.7 (Nav1.7) remains one of the most promising drug targets for pain relief.

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This study sought to determine the mean prognostic usefulness of seleniumphosphate synthase () by investigating its expression in 33 human malignancies and its relationship to tumor immunity. The expression of selenophosphate synthase 1 () in 33 human malignant tumors was examined using the Genotype-Tissue Expression (GTEx), Cancer Genome Atlas (TCGA), and TIMER databases. Furthermore, the TCGA cohort was used to investigate relationships between and immunological checkpoint genes (ICGs), tumor mutation burden (TMB), microsatellite instability (MSI), and DNA mismatch repair genes (MMRs).

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Purpose: We evaluated he effects of molecular guided-targeted therapy for intractable cancer. Also, the epidemiology of druggable gene alterations in Chinese population was investigated.

Materials And Methods: The Long March Pathway (ClinicalTrials.

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Objective To investigate the expression regulation of autophagy-related genes(ATG)and the mechanism of autophagy in rheumatoid arthritis(RA).Methods The differentially expressed genes(DEG)of RA were identified from GSE55235 and GSE55457,on the basis of which the differentially expressed autophagy-related genes(DE-ATG)were selected from the Human Autophagy Database.STRING 11.

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Background: Asymptomatic infections and mild symptoms are common in patients infected with the Omicron variant, and data on liver test abnormalities are rare.

Aim: To evaluated the clinical characteristics of asymptomatic and mild coronavirus disease 2019 (COVID-19) patients with abnormal liver test results.

Methods: This retrospective study included 661 laboratory-confirmed asymptomatic and mild COVID-19 patients who were treated in two makeshift hospitals in Ningbo from April 5, 2022 to April 29, 2022.

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