Publications by authors named "Zhe Wen"

Background: The categorization of intrahepatic portal venous system (IHPS) patterns using wedged hepatic venous portography (WHVP) has proven to be an effective tool in the preoperative evaluation of Rex recessus and in identifying pediatric patients with extrahepatic portal vein obstruction (EHPVO) who are suitable for meso-Rex bypass (MRB). Despite this classification system being proposed a decade ago, its clinical application remains underutilized.

Methods: A single-center retrospective study of 182 children with EHPVO was conducted between October 2014 and July 2023 when MRB was attempted.

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Article Synopsis
  • The study aimed to evaluate the long-term effectiveness of Rex shunts in children with extrahepatic portal vein obstruction (EHPVO) by analyzing data from 105 patients over a median follow-up of 41 months.
  • Results showed a high shunt patency rate of 91.43%, with significant improvement in portal hypertension symptoms for those with patent shunts, although complications like thrombosis (8.57%) and anastomotic stenosis (14.26%) were noted.
  • Classical Rex shunts exhibited better outcomes compared to modified versions, showing higher patency rates and lower complication rates, indicating that the surgical method impacts the overall success of the procedure.
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Coal tar pitch (CTP) has become an ideal choice in the preparation of anode precursors for lithium-ion batteries (LIBs) and sodium-ion batteries (SIBs) because of its abundant carbon content, competitive pricing and adjustable structure properties. In this paper, sulfurized pitch-based carbon (SPC-800) was obtained by allowing CTP to react with sulfur at 350 °C and subsequently achieve carbonization at 800 °C. SPC-800 was more disordered and had a larger layer spacing than carbonized CTP (PC-800).

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Objective: To investigate the diagnostic value of combined Tc-DX lymphoscintigraphy and CT lymphangiography (CTL) in primary chylopericardium.

Methods: Fifty-five patients diagnosed with primary chylopericardium clinically were retrospectively analyzed. Tc-DX lymphoscintigraphy and CTL were performed in all patients.

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Introduction: Total cyst excision and Roux-en-Y hepaticojejunostomy is the standard procedure for treating congenital choledochal cysts, which requires high surgical skills. Our aim is to introduce the experience with the SHURUI single-port robotic system in pediatric surgery.

Presentation Of Case: In this study, we present a case demonstrating the application of the SHURUI single-port robotic system in performing choledochal cyst excision and Roux-en-Y hepaticojejunostomy in a pediatric patients.

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Background: Tuberous sclerosis complex (TSC) and primary lymphedema (PLE) are both rare diseases, and it is even rarer for both to occur in the same patient. In this work, we have provided a detailed description of a patient's clinical presentation, imaging findings, and treatment. And a retrospective analysis was conducted on 14 published relevant case reports.

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Purpose: The dermal rim sign (DRS) on nonenhanced magnetic resonance imaging has been shown to predict dermal backflow (DBF) in patients with secondary upper limb lymphedema. However, whether the DRS has the same effects on primary lower extremity lymphedema (PLEL) has not been clearly reported. Therefore, this study aimed to explore whether the DRS can be used to diagnose DBF on lymphoscintigraphy in patients with PLEL.

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Background & Aims: A high human cytomegalovirus (HCMV) infection rate accompanied by an increased level of bile duct damage is observed in the perinatal period. The possible mechanism was investigated.

Methods: A total of 1,120 HCMV-positive and 9,297 HCMV-negative children were recruited, and depending on age, their liver biochemistry profile was compared.

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Early diagnosis of biliary atresia (BA) is crucial for improving the chances of survival and preserving the liver function of pediatric patients with BA. Herein, we performed proteomics analysis using data-independent acquisition (DIA) and parallel reaction monitoring (PRM) to explore potential biomarkers for the early diagnosis of BA compared to other non-BA jaundice cases. Consequently, we detected and validated differential protein expression in the plasma of patients with BA compared to the plasma of patients with intrahepatic cholestasis.

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Purpose: To analyze ultrasound features of cervical thoracic duct for patients with constrictive pericarditis and chylothorax.

Methods: Patients were retrospectively assessed. The patients were divided into a non-pleural effusion (PE) group (n = 54), a chylothorax group (n = 23), and non-chylothorax group (n = 28).

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Article Synopsis
  • The study examines the significance of coalbed methane drainage for clean energy and reducing the risk of gas outbursts in coal seams.
  • It focuses on developing a dynamic diffusion coefficient model using theoretical analysis, numerical calculations, and experiments, addressing gaps in previous models.
  • Results show that the diffusion coefficient varies dynamically, influenced primarily by pore structure, followed by coal matrix adsorption capacity, and the gas desorption effect is minimal, achieving a high correlation with experimental data.
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Background & Aims: Our previous study indicated that CD177 neutrophil activation has a vital role in the pathogenesis of biliary atresia (BA), which is partially ameliorated by -acetylcysteine (NAC) treatment. Here, we evaluated the clinical efficacy of NAC treatment and profiled liver-resident immune cells via single cell RNA-sequencing (scRNA-seq) analysis to provide a comprehensive immune landscape of NAC-derived immune regulation.

Methods: A pilot clinical study was conducted to evaluate the potential effects of intravenous NAC treatment on infants with BA, and a 3-month follow-up was carried out to assess treatment efficacy.

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Background: Chylothorax is a condition that can be challenging to diagnose due to its nonspecific clinical presentation. Several biochemical parameters of chylous pleural effusion have been identified as important indicators for the diagnosis of chylothorax. Lymphoscintigraphy is utilized to assess chylothorax and determine the location of chyle leakage.

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Despite the extensive use of effective vaccines and antiviral drugs, chronic hepatitis B virus (HBV) infection continues to pose a serious threat to global public health. Therapies with novel mechanisms of action against HBV are being explored for achieving a functional cure. In this study, five murine models of HBV replication were used to investigate the inhibitory effect of RNA binding motif protein 24 (RBM24) on HBV replication.

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  • The study reviews surgical outcomes for 20 patients (average age 8.6 years) who underwent redo operations due to failed Rex shunt procedures at a single center from 2017 to 2021.
  • Preoperative assessments revealed that 75% of patients successfully received redo-Rex shunts, with the majority using internal jugular veins as grafts.
  • Postoperative results showed high graft patency rates (93.3%), reduced esophageal varices, and increased platelet counts, indicating that redo-Rex shunts are a preferred option when suitable grafts are available.
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Background: The salivagram was first described to detect possible lung aspiration in infants or young children. Its original protocol required dynamic imaging for 60 minutes, which has high sensitivity. The purpose of this retrospective investigation was to determine whether a shortened period of image acquisition can be adopted without significantly reducing the sensitivity of the test in detecting aspiration.

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Objective: To describe a tobacco cessation intervention using personalized mobile phone text messages based on behaviour change theory and to assess why the intervention was effective.

Methods: We conducted a two-arm, double-blind, randomized controlled trial in five cities in China from April to July 2021. We recruited daily or weekly smokers aged 18 years or older.

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Extraintestinal pathogenic (ExPEC) is a pathogen that causes host extraintestinal diseases. The ST95 lineage is one of the dominant ExPEC lineages in humans and poultry. In this study, we took advantage of extensive genomes available through public open-access databases to construct a detailed understanding of the phylogeny and evolution of ST95.

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SARS-CoV-2 is a betacoronavirus with single-stranded positive-sense RNA, which is a serious global threat to human health. Understanding the molecular mechanism of viral replication is crucial for the development of antiviral drugs. The synthesis of viral polyproteins is a crucial step in viral progression.

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Article Synopsis
  • Extra-intestinal Pathogenic Escherichia coli (ExPEC) is a virulent foodborne pathogen with potential to infect humans, and its extracellular vesicles (EVs) carry important molecular components that influence bacterial and host biology.
  • The study focused on isolating and analyzing the composition of ExPEC EVs, revealing a high proportion of cytoplasmic proteins and connecting the production of these EVs to the RecA/LexA-dependent SOS response, which is triggered by factors that decrease bacterial viability.
  • The research found that various stressors, including antibiotic treatment and genetic disruptions, increased the production of cytoplasm-carrying EVs, which enhanced their cytotoxic effects on macrophages, potentially influencing host-pathogen interactions
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For solving the problem of polar performance of the inertial navigation system (INS) at mid-low latitudes, the simulation test system constructed by the "attitude and velocity invariant method of trajectory transfer rule based on the transverse coordinate system (T-AVIM)" of the Earth sphere model is used. The test system structure, especially the IMU conversion formula from mid-low latitudes to polar region simulation test, is introduced, and it is proved that the IMU conversion error can be equivalently superimposed on the bias error of the polar simulated IMU. According to the marine estimation formula for the effect of the reference error on the IMU conversion error, the specific influence of the constant error component and the random error component of the reference system on the simulated IMU is analyzed.

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Avian pathogenic Escherichia coli (APEC) is recognized as a primary source of foodborne extraintestinal pathogenic E. coli (ExPEC), which poses a significant risk of extraintestinal infections in humans. The potential of human infection with ST117 lineage APEC/ExPEC from poultry is particularly concerning.

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Background And Aims: Congenital hyperinsulinism of infancy (CHI) is a rare condition that may cause irreversible severe neurological damage in infants. For children in whom medical management fails, partial or near-total pancreatectomy is then required according to the type of lesion. Currently, open surgery of near-total pancreatic head resection is a mature technique for the treatment of focal-form CHI located in the head of the pancreas, but a minimally invasive laparoscopic procedure has not been reported yet.

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Background & Aims: We have previously reported on the potential pathogenic role of neutrophils in biliary atresia (BA). Herein, we aimed to delineate the role of CD177+ neutrophils in the pathogenesis of BA.

Methods: Immune cells from the livers of mice with rhesus rotavirus-induced BA were analysed.

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Klebsiella pneumoniae is well-known opportunistic enterobacteria involved in complex clinical infections in humans and animals. The domestic animals might be a source of the multidrug-resistant virulent K. pneumoniae to humans.

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