Publications by authors named "Xuan Shi"

Purpose: To evaluate and contrast the effectiveness and safety of two conbercept treatment protocols-a three-dose treat-and-extend (3+T&E) regimen and a three-dose pro re nata (3+PRN) regimen-in Chinese patients diagnosed with neovascular age-related macular degeneration (nAMD).

Methods: Eligible patients, who had not undergone anti-VEGF intraocular injections within 3 months prior to enrollment, were randomly assigned to either the 3+T&E or 3+PRN regimen. The 3+T&E group received at least three monthly injections, with subsequent visit intervals extended based on disease activity assessment.

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Human activities are intricately linked to entropy changes, inevitably impacting the ecological environment. The initial transportation of urban pipe network systems plays a critical role in this process. These systems involve processes such as fermentation, hydrogen production, acetic acid production, and methane production, generating gases, such as methane and carbon dioxide.

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Social networks significantly influence MSM's HIV prevention behaviors, with virtual communities serving as key interaction platforms. Using a Python web crawler, we analyzed 960 user profiles from Baidu Tieba's "Gay Bar" forum. The social network within this community exhibits a core-periphery structure, where a densely connected core facilitates effective information dissemination, while the majority of users reside in peripheral positions with limited and isolated connections.

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Objectives: This study aimed to describe the pulmonary toxicity of cyclin-dependent kinase 4/6 inhibitors (CDK 4/6 inhibitors) (palbociclib, ribociclib, and abemaciclib) in patients being treated for breast cancer using the Food and Drug Administration Adverse Event Reporting System (FAERS) database.

Research Design And Methods: Disproportionality analysis was performed to assess pulmonary toxicity associated with CDK 4/6 inhibitors. Clinical characteristics, onset time, sensitivity analysis, subgroup analyses, drug combinations, comorbidities, and co-reported events were performed.

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Sewers are considered a potential reservoir of antibiotic resistance. However, the generation of antibiotic resistance genes (ARGs) in microbial communities in pipeline biofilms under antibiotic stress remains unexplored. In this study, the biodegradation efficiency of tetracycline (TCY) and sulfamethoxazole (SMX) was evaluated in a pilot reactor of the sewers.

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Background: Risk stratification based on intracranial plaque characteristics is crucial for patients with intracranial atherosclerosis (ICAS). Nonetheless, there remains a significant deficit of validated imaging markers capable of predicting recurrent strokes. Consequently, we conducted a systematic review and meta-analysis to investigate the prognostic significance of high-risk plaque characteristics (HPCs) in relation to recurrent stroke.

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Wastewater treatment plants (WWTPs) are significant sources of microplastic (MP) emissions. In order to quantify the potential MP emission from WWTPs, a database of more than 10,000 WWTPs in China with an estimated MP emission rate was built. The MP riverine retention after emission was also estimated based on Stokes' law for both fragments and fibers.

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IL-6R inhibitors are widely used in many inflammation-related diseases, especially so during the COVID-19 pandemic. However, their relationship with gastrointestinal perforations (GIPs) has been reported more and more. We comprehensively analyzed IL-6R inhibitors in association with GIPs from the United States FDA Adverse Event Reporting System (FAERS).

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Background: Tumor necrosis factor α (TNF-α) inhibitors are widely used in the treatment of inflammatory bowel disease (IBD), but there is still a lack of systematic risk assessment for pulmonary toxicity.

Methods: We calculated the pulmonary-related risk signals for four TNF-α inhibitors using the disproportionality analysis and also compared them with the pulmonary-related signals of seven other therapies.

Results: There were 8736 reports of pulmonary-related adverse events (AEs) to TNF-α inhibitors as the 'primary suspect (PS)' therapies.

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Article Synopsis
  • Oil pollution from industrial activities is a growing concern, highlighting the urgent need for effective separation methods for oil in wastewater, particularly for emulsions.
  • This study introduces innovative hybrid coatings using ZIF-67 and polypyrrole applied to stainless steel mesh and polyvinylidene fluoride, creating membranes that are both hydrophilic and oleophilic in air, and superoleophobic underwater.
  • The resulting membranes show high separation efficiency—over 99% for light oil/water mixtures and 99.4% for oil-in-water emulsions—while demonstrating durability through multiple cycles, suggesting they are viable solutions for sustainable oil-water separation.
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Background: To investigate the quantitative vascular and structural differences in the foveal region of the eyes in retinopathy of prematurity children with or without anti-vascular endothelial growth factor (VEGF) therapy and healthy children using optical coherence tomography angiography (OCTA).

Methods: This cross-sectional study analyzed 75 eyes from 44 subjects, categorized into four groups: ROP children treated with Conbercept or Ranibizumab, spontaneously regressed ROP, and healthy age-matched children. Using spectral-domain OCT and OCTA, we assessed parameters like central foveal thickness (CFT), foveal avascular zone (FAZ), superficial/deep capillary plexus (SCP/DCP), and choroidal vessel density (VD) at the fovea.

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Variability in speech pronunciation is widely observed across different linguistic backgrounds, which impacts modern automatic speech recognition performance. Here, we evaluate the performance of a self-supervised speech model in phoneme recognition using direct articulatory evidence. Findings indicate significant differences in phoneme recognition, especially in front vowels, between American English and Indian English speakers.

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Heterojunctions prepared utilizing diverse 2D materials enhance a variety of optoelectronic devices. Here, we present GeSe/WSe mixed-dimensional p-n heterojunctions, which broaden the possibility of material combination and selection in 2D/layered heterojunction devices, while also providing material parameters to facilitate the development of optoelectronic devices based on 2D/layered semiconductor materials.

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Article Synopsis
  • The study investigates the effectiveness of new potassium-competitive acid blocker (P-CAB)-based treatments for eradicating Helicobacter pylori (H. pylori) compared to traditional proton pump inhibitor (PPI)-based regimens.
  • A systematic review of 54 randomized controlled trials showed that P-CAB regimens had notably higher eradication rates than PPI regimens while also noting that patient compliance and resistance to certain antibiotics affected treatment efficacy.
  • Overall, the research suggests that the VPZ-HD-dual regimen using vonoprazan and high-dose amoxicillin could be a promising alternative for initial H. pylori treatment.
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Hypothalamic inflammation often coincides with cancer and cachexia-anorexia. Prior work established the significance of tumor-derived inflammatory factors in triggering hypothalamic inflammation, yet the precise mechanisms remained elusive. Here, we demonstrate that prostaglandin E2 (PGE2), produced in the tumor via cyclooxygenase-2 (COX-2), plays a pivotal role in this context.

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Article Synopsis
  • The development of stimuli-responsive fluorescence technology is gaining popularity for its potential use in anti-counterfeiting.
  • A novel fluorescent hydrogel was created using specific materials that enable it to hide images and respond to light in unique ways.
  • This hydrogel not only offers a bright green glow under UV light but also allows for information to be erased and rewritten multiple times, enhancing data security and using resources more efficiently.
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Ischemic stroke remains a leading cause of global mortality and disability, with neuroinflammation playing a critical role in determining patient outcomes. Microglia, the brain's resident immune cells, can both exacerbate neuroinflammation and neuronal damage by releasing neurotoxic mediators and engaging in excessive phagocytosis, while also aiding recovery through the production of anti-inflammatory cytokines and debris clearance. However, the molecular mechanisms governing microglial activation and polarization after ischemic stroke are not well elucidated.

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Background: The infant gut microbiome's establishment is pivotal for health and immune development. Understanding it unveils insights into growth, development, and maternal microbial interactions. Research often emphasizes gut bacteria, neglecting the phageome.

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The scouring and migration of sediments in sewer systems are the key contributors to overflow pollution. Both physical and biological factors affect the erosion and migration of layered sediments. However, the functional characteristics of these factors and their quantification process still need to be further explored.

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Sewer pipe materials exhibit diverse inner-surface features, which can affect the attachment of biofilm and influence microbial metabolic processes. To investigate the role of the type of pipe material on the composition and metabolic capabilities of the adhering microorganisms, three sets of urban sewers (High-Density Polyethylene Pipe (HDPE), Ductile Iron Pipe (DIP), and Concrete Pipe (CP)) were constructed. Measurements of biofilm thickness and environmental factors revealed that the thickest biofilm in CP pipes reached 2000 μm, with ORP values as low as -325 mV, indicating a more suitable anaerobic microbial habitat.

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Background: Echinocandins belong to the fourth generation of antifungals, and there are no systematic studies on their risk in coagulation dysfunction; this study will predict the risk of coagulation dysfunction of echinocandins using the US Food and Drug Administration Adverse Event Reporting System (FAERS) database.

Method: Data from January 2004 to March 2024 were obtained from FAERS. We examined the clinical characteristics of the coagulation dysfunction events and conducted disproportionality analysis by using reporting odds ratios (ROR) to compare echinocandins with the full database.

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Pipe contaminant detection holds considerable importance within various industries, such as the aviation, maritime, medicine, and other pertinent fields. This capability is beneficial for forecasting equipment potential failures, ascertaining operational situations, timely maintenance, and lifespan prediction. However, the majority of existing methods operate offline, and the detectable parameters online are relatively singular.

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Background: Prolonged or excessive use of acid suppressants may increase the risk of infection (CDI) by altering the intestinal microecosystem. Vonoprazan, a novel potassium-competitive acid blocker, exhibits a faster and more sustained acid-suppressive effect than proton pump inhibitors (PPIs). Therefore, vonoprazan may have a greater impact on the gut microbiota, potentially resulting in CDI.

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