Publications by authors named "Mengxin Lu"

Hepatitis E virus (HEV) poses a significant public health concern, particularly among immunocompromised populations. This study aimed to investigate HEV seroprevalence, clinical characteristics, and associated risk factors in people living with HIV (PLWH) in Shanghai, China. A retrospective analysis was conducted on serum IgG and IgM antibodies specific to HEV in 670 PLWH and 464 HIV-negative health-check attendees.

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Acute-on-chronic liver failure (ACLF), particularly hepatitis B virus-related ACLF (HBV-ACLF), is a severe condition with high short-term mortality. This study aimed to evaluate the prognostic value of circulating cell-free mitochondrial DNA (cf-mtDNA) in predicting short-term mortality in HBV-ACLF patients. A total of 320 HBV-ACLF patients were included in the study population, with 192 patients in the derivation cohort and 128 in the validation cohort.

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To date, extant literature predominantly centers on the positive and negative valence dimensions of affect, with limited attention paid to the dimension of affective arousal. The purpose of the study was to examine the impact of medical students' nighttime sleep quality on their next-day multidimensional affect, exploring daily mindfulness as a mediator and neuroticism as a moderator in this relationship. A total of 122 medical students recruited from a university in China were investigated by questionnaires for 14 consecutive days, completing measures of the General Information Questionnaire and the Neuroticism Subscale of the Chinese Big Five Personality Inventory Brief Version.

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Background: Hepatitis E virus (HEV) is a significant public health concern worldwide. Current diagnostic methods for HEV infection have limitations in terms of accessibility and timeliness.

Objective: To assess the diagnostic performance of the Wantai urinary HEV antigen (Ag) colloidal gold immunochromatographic assay (GICA) in HEV infection.

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Background & Aims: The long-term clinical benefits of interferon (IFN)-based therapy compared to nucleos(t)ide analogue (NA) monotherapy in HBeAg-positive chronic hepatitis B (CHB) have not been well defined. This study aimed to evaluate the cumulative incidence of new-onset cirrhosis, serological responses, and hepatocellular carcinoma (HCC) development between these treatment strategies.

Methods: Two independent cohorts of non-cirrhotic, HBeAg-positive CHB patients were analyzed: a treatment-naïve cohort (n = 686) and an NA-experienced cohort (n = 531).

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Latent Transforming Growth Factor Beta Binding Protein 2 (LTBP2) is a multi-domain exocrine protein located in the extracellular matrix (ECM) and has been implicated in fibrosis across various organs. However, its role in liver fibrosis remains inadequately understood. This study aims to elucidate the function and mechanism of LTBP2 in hepatic stellate cells (HSCs) activation and liver fibrosis.

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Objectives: To determine the outcomes of the second transurethral resection of bladder tumors.

Methods: Patients with bladder cancer who accepted both initial and second resections in our center from January 2021 to March 2024 were included. Tumor residue in the second resection and short-term oncological outcomes were determined.

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RNA-binding proteins (RBPs) are pivotal mediators of the alternative splicing (AS) machinery of pre-mRNA. Research has demonstrated that the AS process is significantly dysregulated and plays a crucial role in bladder cancer (BLCA). We conducted comprehensive screening and analysis of the TCGA-BLCA cohort, specifically focusing on genes with significant differences in expression levels between carcinoma and adjacent non-cancerous tissues.

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TPS (Tumor Proportion Score) serves as a crucial indicator to determine the eligibility of cancer patients for PD-L1 immunohistochemistry (IHC) treatment. In clinical practice, pathologists assess TPS primarily using IHC histopathological slides, which is time-consuming and incurs high treatment costs. In this paper, we introduce a novel approach for predicting PD-L1 positive cells using cost-effective and widely accessible Hematoxylin and Eosin (H&E) stained slides.

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Materials that effectively facilitate the transport of ionic and electronic charges are crucial for advancing technological innovations in next-generation energy storage devices. This work proposed a new class of high-performance mixed ionic-electronic conductors (MIECs) in graphite intercalation compounds with the composition XC (X = {Ca, Sr, and Ba}) using molecular dynamics based on machine learning force fields combined with first-principles calculations. The calculated mean squared displacement and radial distribution functions indicate that CaC, SrC, and BaC transition to the superionic state at temperatures of 1500, 1800, and 2100 K, respectively.

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Introduction And Objectives: This study aimed to explore the key genes involved in the pathophysiological process of liver fibrosis and develop a novel predictive model for noninvasive assessment of significant liver fibrosis patients.

Patients And Methods: Differentially expressed genes (DEGs) were identified using the Limma package. The hub genes were explored using the CytoHubba plugin app and validated in GEO datasets and cell models.

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Bladder cancer (BLCA) is one of the most widespread malignancies worldwide, and displays significant tumor heterogeneity. Understanding the molecular mechanisms exploitable for treating aggressive BLCA represents a crucial objective. Despite the involvement of DLGAP5 in tumors, its precise molecular role in BLCA remains unclear.

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Background: Hepatoid adenocarcinoma (HAC) is rare in the urinary system, with only 7 reported cases in upper urinary tract. This report aimed to explore the genetic characteristics of ureteral HAC for first time, and to describe the treatment prognosis of ureteral HAC.

Case Presentation: We present a rare case of ureteral HAC in a 53-year-old female, showing elevated serum levels of AFP and CEA, prolonged chronic irritation may be an important cause of her ureteral HAC.

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Secondary sulfur pollution in dyeing sludge (DS) during drying and incineration is a major environmental problem necessitating in-situ control. To robustly immobilise sulfur during drying-incineration, the authors introduce an electromagnetic induction (EMI) drying method and reveal the corresponding migration and conversion of sulfur in DS. The EMI-drying efficiency reached 10.

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Understanding how structural and functional reorganization occurs is crucial for stroke diagnosis and prognosis. Previous magnetic resonance imaging (MRI) studies focused on the analyses of a single modality and demonstrated abnormalities in both lesion regions and their associated distal regions. However, the relationships of multimodality alterations and their associations with poststroke motor deficits are still unclear.

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Objectives: Neuroimaging studies have confirmed that acupuncture can promote static functional reorganization in poststroke patients with motor dysfunction. But its effect on dynamic brain networks remains unclear. This study is aimed at investigating how acupuncture affected the brain's dynamic functional network connectivity (dFNC) after ischemic stroke.

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Background: Patients with clear cell renal cell carcinoma (ccRCC), which is the most commonly diagnosed subtype of renal cell carcinoma, are at risk of tumor metastasis and recrudescence. Previous research has shown that oxidative stress can induce tumorigenesis in many cancers and can be a target of cancer treatment. Despite these findings, little progress has been made understanding in the association of oxidative stress-related genes (OSRGs) with ccRCC.

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Background: Stroke is a common cause of acquired disability on a global scale. Patients with motor dysfunction after a stroke have a reduced quality of life and suffer from an economic burden. Scalp acupuncture has been proven to be an effective treatment for motor recovery after a stroke.

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Objective: Motor recovery is crucial in stroke rehabilitation, and acupuncture can influence recovery. Neuroimaging and machine learning approaches provide new research directions to explore the brain functional reorganization and acupuncture mechanisms after stroke. We applied machine learning to predict the classification of the minimal clinically important differences (MCID) for motor improvement and identify the neuroimaging features, in order to explore brain functional reorganization and acupuncture mechanisms for motor recovery after stroke.

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Background: Globally, despite prostate cancer (PCa) representing second most prevalent malignancy in male, the precise molecular mechanisms implicated in its pathogenesis remain unclear. Consequently, elucidating the key molecular regulators that govern disease progression could substantially contribute to the establishment of novel therapeutic strategies, ultimately advancing the management of PCa.

Methods: A total of 49 PCa tissues and 43 adjacent normal tissues were collected from January 2017 to December 2021 at Zhongnan Hospital of Wuhan University.

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Objective: Cancer is a family affair that negatively impacts the lives of patients and their family caregivers. This study takes a dyadic perspective to investigate the effect of patient-family caregiver illness acceptance congruence/incongruence on family caregivers' anticipatory grief (AG) and examine whether caregivers' resilience moderates the abovementioned relationship.

Methods: For the study, 304 dyads of advanced lung cancer patients and their family caregivers from three tertiary hospitals in Jinan, Shandong Province, China were recruited.

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Background: Transrectal (TR) ultrasound guided prostate biopsy and transperineal (TP) ultrasound guided prostate biopsy are the two most commonly used methods to detect prostate cancer, the detection rate of the two biopsy approaches may differ in patients with different clinical characteristics. Here we aimed to compare the prostate cancer detection rate and positive rate of biopsy cores between TR and TP prostate biopsy in patients with different clinical characteristics.

Methods: We retrospectively analyzed and compared the clinical data of 452 patients underwent TR or TP prostate biopsy in our hospital from June 2017 to September 2021.

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Background: The latest guidance on chronic fatigue syndrome (CFS) recommends exercise therapy. Tai Chi, an exercise method in traditional Chinese medicine, is reportedly helpful for CFS. However, the mechanism remains unclear.

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Objectives: To compare the clinical outcomes of using different hemostatic agents after transurethral plasmakinetic resection of the prostate (TUPKP) in benign prostatic hyperplasia (BPH) patients.

Methods: The patients were divided into 5 groups according to the hemostatic agents used after TUPKP, including the haemocoagulase agkistrodon for injection (HCA), hemocoagulase for injection (HC), hemocoagulase bothrops atrox for injection (HCB), ethylenediamine diaceturate injection (EDD), and tranexamic acid (TXA). Propensity score matching was performed based on age, body mass index, prostate volume, hypertension status, fasting blood glucose, smoking, and drinking history.

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