Publications by authors named "Xifu Wang"

Objectives: This study aimed to evaluate the therapeutic effect of suraxavir marboxil (GP681, abbreviated as suraxavir) in adults with uncomplicated influenza.

Methods: We conducted a multi-centre randomized, double-blind, placebo-controlled phase 2 trial in 18 Chinese centres. Participants had to be aged 18 to 65 years with a positive influenza test, presenting with at least one influenza systemic and respiratory symptom in at least moderate severity within 48 hours of onset.

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The practice of learning first aid knowledge on social media has gained considerable attention as a strategy for improving public health. Yet despite this recognition, the practice has not drawn commensurate academic attention. Different from individual health protection behavior, first aid knowledge learning is a collective preventive health behavior due to its collective attributes of protecting the health of others.

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Objectives: COVID-19 viral pneumonia can result in increased arterial stiffness, along with cardiac and systemic inflammatory responses. This study aimed to investigate the association between arterial stiffness, inflammation severity, and all-cause mortality in patients with COVID-19.

Methods: In this study, anthropometric data, pneumonia infection severity, and blood tests were analyzed.

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The excessive inflammation caused by the prolonged activation of Toll-like receptor 4 (TLR4) and its downstream signaling pathways leads to sepsis. CD14-mediated endocytosis of TLR4 is the key step to control the amount of TLR4 on cell membrane and the activity of downstream pathways. The actin cytoskeleton is necessary for receptor-mediated endocytosis, but its role in TLR4 endocytosis remains elusive.

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Unlabelled: Yuanbaoshancha (YBSC) is characterized as a new wild tea relative morphologically and phytochemically distinguished from the closest wild tea plants Rongjiangcha (, RJC) and Tulecha (, TLC). YBSC young leaves contain higher tea polyphenol and theobromine contents but lower caffeine and theanine as compared with RJC, TLC, and other tea landraces and modern cultivars. The major alkaloid detected in YBSC, TLC, and RJC is theobromine while caffeine is a minor; the primary catechins in YBSC leaves are non-galloylated catechins, significantly different from and other low-caffeine tea resources.

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Article Synopsis
  • A deep learning model was developed to automatically reconstruct coronary CT angiography (CCTA) images for patients with origin anomalies, stents, or bypass grafts.
  • The model was trained on data from over 8,000 patients and showed successful reconstruction rates of up to 100% for certain conditions, with higher image quality scores compared to manual methods.
  • The deep learning approach also significantly reduced the time it takes for image processing, cutting it down from around 465 seconds to just 11 seconds, enhancing clinical workflow.
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Background: Patients using web-based health care communities for e-consultation services have the option to choose their service providers from an extensive digital market. To stand out in this crowded field, doctors in web-based health care communities often engage in prosocial behaviors, such as proactive and reactive actions, to attract more users. However, the effect of these behaviors on the volume of e-consultations remains unclear and warrants further exploration.

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Article Synopsis
  • The study explores how biomechanical factors contribute to the development of vulnerable plaques in arteries, which can lead to cardiovascular issues.
  • Researchers used 2D and 3D analyses of medical imaging data to examine plaque characteristics and their mechanical behavior in relation to blood flow.
  • The findings indicate that specific biomechanical factors, including fibrous cap thickness and stress measurements, are key in determining plaque vulnerability, suggesting that biomechanical evaluations could enhance risk assessment and treatment approaches in cardiology.
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  • Leritrelvir is a new drug designed to inhibit the SARS-CoV-2 main protease and has shown similar antiviral effects against various COVID-19 variants compared to nirmatrelvir.
  • A phase 3 clinical trial evaluated the effectiveness and safety of leritrelvir monotherapy in adults with mild-to-moderate COVID-19, utilizing a randomized, double-blind, placebo-controlled design across 29 sites in China.
  • Results indicated that patients receiving leritrelvir experienced significantly faster clinical recovery compared to those on placebo, highlighting its potential as an effective treatment option for early COVID-19 cases.
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In recent years, abnormal endoplasmic reticulum stress (ERS) response, as an important regulator of immunity, may play a vital role in the occurrence, development, and treatment of glioma. Weighted correlation network analysis (WGCNA) based on six glioma datasets was used to screen eight prognostic-related differentially expressed ERS-related genes (PR-DE-ERSGs) and to construct a prognostic model. BMP2 and HEY2 were identified as protective factors (HR < 1), and NUP107, DRAM1, F2R, PXDN, RNF19A, and SCG5 were identified as risk factors for glioma (HR > 1).

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Apolipoprotein C1 (APOC1) has been found to play an essential part in proliferation and metastasis of numerous cancers, but related mechanism has not been elucidated, especially its function and role in tumor immunity. Through systematic pan-cancer analysis, we identified that APOC1 was closely associated with the infiltration of various immune cells in multiple cancers. Besides, APOC1 was significantly co-expressed with the immune checkpoints, major histocompatibility complex (MHC) molecules, chemokines and other immune-related genes.

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  • Collett & Hemsl, a traditional Chinese herb, is known for its therapeutic effects on invigorating Qi, nourishing Yin, and moistening lungs, with steroidal saponins being a key active component.
  • The study aimed to find the best extraction method for steroidal saponins via ultrasonic-assisted extraction (UAE) and to assess the quality of the herb grown in five different regions.
  • The optimal UAE conditions identified include a liquid-solid ratio of 10:1, 85% ethanol concentration, 75-minute extraction time, and 50 °C temperature, with findings indicating that the quality of steroidal saponins was consistent across regions, except for a higher diosgenin content in Pingbian Prefecture
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The crisis of arsenic (As) accumulation in rhizomes threatens the quality and safety of Panax notoginseng (Burk.) F.H.

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Dendritic cells (DCs) are the most potent antigen-presenting cells. Upon maturation, DCs express costimulatory molecules and migrate to the lymph nodes to present antigens to T cells. The actin cytoskeleton plays key roles in multiple aspects of DC functions.

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Background: Constructing a medical image feature database according to the category of disease can achieve a quick retrieval of images with similar pathological features. Therefore, this approach has important application values in the fields such as auxiliary diagnosis, teaching, research, and telemedicine.

Methods: Based on the deep convolutional neural network, an image classifier applicable to brain disease was designed to distinguish between the image features of the different brain diseases with similar anatomical structures.

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Background: With the increasingly rapid development of Web 2.0 technologies, the application of mobile health (mHealth) care in the field of health management has become popular. Accordingly, patients are able to access consulting services and effective health information online without temporal and geographical constraints.

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Background: Panax notoginseng is a medicinally important Chinese herb with a long history of cultivation and clinical application. The planting area is mainly distributed in Wenshan Prefecture, where the quality and safety of P. notoginseng have been threatened by high concentration of arsenic (As) from the soil.

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In the management of intermodal transportation, incentive contract design problem has significant impacts on the benefit of a multimodal transport operator (MTO). In this paper, we analyze a typical water-rail-road (WRR) intermodal transportation that is composed of three serial transportation stages: water, rail and road. In particular, the entire transportation process is planned, organized, and funded by an MTO that outsources the transportation task at each stage to independent carriers (subcontracts).

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With the deepening of the research on supply chain management, scholars have increasingly begun to investigate the impact of fairness on a supply chain, and many conclusions suggest that a simple wholesale price can coordinate a supply chain under specific conditions. However, the corresponding analysis and other optimization mechanisms that affect the situation in which the channel cannot be coordinated are either omitted or given little attention. In this paper, we constructed a dyadic supply chain with a single manufacturer and a single retailer; the manufacturer acts as a selfish leader, and the retailer acts as a follower with fairness concerns and sales efforts.

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The purpose of this work is to explore the potential contribution of diffusion MRI to predict the effects of irreversible electroporation (IRE) in a pancreatic ductal adenocarcinoma (PDAC) mouse model. Thirteen mice were injected with Panc-02 PDAC cells in both flanks. One tumor was treated with IRE when it reached a diameter of about 5 mm.

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Background: Familial hypercholesterolemia (FH) is an autosomal dominant disorder of lipoprotein metabolism which can lead to premature coronary heart disease (pCHD). There are about 3.8 million potential FH patients in China, whereas the clinical and genetic data of FH are limited.

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While natural killer (NK) cell-based adoptive transfer immunotherapy (ATI) provides only modest clinical success in cancer patients. This study was hypothesized that MRI-guided transcatheter intra-hepatic arterial (IHA) infusion permits local delivery to liver tumors to improve outcomes during NK-based ATI in a rat model of hepatocellular carcinoma (HCC). Mouse NK cells were labeled with clinically applicable iron nanocomplexes.

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Purpose To test the hypothesis that biomarkers of fluorine 18 (F) fluorodeoxyglucose (FDG) positron emission tomography (PET) can be used for the early detection of therapeutic response to irreversible electroporation (IRE) of liver tumor in a rodent liver tumor model. Materials and Methods The institutional animal care and use committee approved this study. Rats were inoculated with McA-RH7777 liver tumor cells in the left median and left lateral lobes.

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