Publications by authors named "Han S"

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Glioblastoma (GBM) is highly invasive and lethal. The failure to cure GBM highlights the necessity of developing more effective targeted therapeutic strategies. KIF15 is a motor protein to be involved in cell mitosis promotion, cell structure assembly and cell signal transduction.

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  • Leukemia is a type of blood cancer that affects the immune system, and early detection is crucial for effective management and treatment.
  • Researchers collected a high-quality dataset of 17,826 bone marrow cell images from 85 patients to train a lightweight deep learning model aimed at identifying different types of leukemia.
  • The model achieved 92.51% accuracy in detecting acute lymphoblastic leukemia and chronic lymphocytic leukemia, processing up to 111 slides per second, which could improve diagnosis efficiency for medical professionals dealing with these diseases.
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Combining intercalation and conversion reactions maximizes the utilization of redox-active elements in electrodes, providing a means for overcoming the current capacity ceiling. However, integrating both mechanisms within a single electrode material presents significant challenges owing to their contrasting structural requirements. Intercalation requires a well-defined host structure for efficient lithium-ion diffusion, whereas conversion reactions entail structural reorganization, which can undermine intercalation capabilities.

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Acute lung injury (ALI) is a severe inflammatory condition with a high mortality rate, often precipitated by sepsis. The pathophysiology of ALI involves complex mechanisms, including inflammation, oxidative stress, and ferroptosis, a novel form of regulated cell death. This study explores the therapeutic potential of andrographolide (AG), a bioactive compound derived from Andrographis, in mitigating Lipopolysaccharide (LPS)-induced inflammation and ferroptosis.

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  • Organophosphate esters (OPEs) are new pollutants being used as substitutes in aquatic environments, but there hasn't been a thorough nationwide assessment of their presence and sources.
  • A study monitored the occurrence of 11 target OPEs across various sampling sites, finding that 10 were present, with the highest levels found for TBOEP and TCIPP, which are crucial for evaluating overall OPE pollution.
  • The research also identified several antioxidant transformation products and other OPEs, highlighting that major contamination often occurs near specific discharge points, and providing valuable information for future regulatory efforts in managing these pollutants in Korean waters.
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Selective adsorption of arsenic in co-existing oxyanions competition systems remains a significant challenge in water treatment due to the limitations of adsorbent materials that often overlook competitive adsorption, resulting in an overestimation of their actual purification potential for target contaminants. In this study, a novel hydrogel bead adsorbent, composed of water treatment residuals (WTRs) and chitosan (Chi), was developed to selectively remove arsenic, while minimizing the interference from phosphate, which is the strongest and most representative competitor in multi-oxyanion systems. The WTRs-Chi beads (WCB) adsorbents were optimized by adjusting the ratios of WTRs:Chi, with characterization results indicating that increased WTR doping improved the degree of crosslinking and the formation of bidentate complexes with enhanced electrostatic selectivity.

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Microplastics (MPs) colonized by pathogens pose significant risks to the environment and health of animals and humans, however, the strategies for pathogens colonization in MPs and the effects of its colonization on spread of pathogens have not been fully characterized. Here, we investigated the biofilm formation mechanism regulated by c-di-GMP in Hafnia paralvei Z11, and determined the effect of MPs colonized by H. paralvei Z11 on the spread of strain Z11.

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  • The study explores how transportation infrastructure can boost economic growth while also considering the risks of microplastics (MPs) to the environment and human health.
  • Soil samples from the Qinghai-Tibetan Plateau were analyzed for MP abundance, revealing an average of 2247.92 MPs per kg, with wasteland showing the highest concentration.
  • The majority of MPs were found to be under 100 µm in size, indicating significant environmental risks, and various sources of MPs linked to the transportation sector were identified, emphasizing the need for ecological risk assessments.
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Background: The impact of blood-brain barrier (BBB) leakage on white matter hyperintensity (WMH) subtypes (location) and its association with clinical factors and cognition remains unclear.

Purpose: To investigate the relationship between WMH volume, permeability, clinical factors, and cognition in older individuals across the cognitive spectrum.

Study Type: Prospective, cross-sectional.

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In this paper, we introduce an approach to derive a lower bound for the entropy production rate of a subsystem by utilizing the Cauchy-Schwarz inequality. It extends to establishing comprehensive upper and lower bounds for the efficiency of two subsystems. These bounds are applicable to a wide range of Markovian stochastic processes, which enhances the accuracy in depicting the range of energy conversion efficiency between subsystems.

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  • The rise of antibiotic-resistant bacteria like MRSA has led researchers to explore anti-virulence treatments, moving away from traditional antibiotics.
  • This study found that daphnetin can effectively disrupt MRSA's ability to adhere and invade cells by targeting the enzyme Sortase A (SrtA) and the toxin α-hemolysin (Hla).
  • Daphnetin not only inhibited key MRSA processes such as biofilm formation and hemolysis but also showed potential in protecting against MRSA-induced pneumonia in vivo, making it a promising candidate for treating bacterial infections.
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Observation of the decay.

Eur Phys J C Part Fields

October 2024

Using proton-proton collision data corresponding to an integrated luminosity of collected by the CMS experiment at , the decay is observed for the first time, with a statistical significance exceeding 5 standard deviations. The relative branching fraction, with respect to the decay, is measured to be , where the first uncertainty is statistical, the second is systematic, and the third is related to the uncertainties in and .

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A search for collective effects inside jets produced in proton-proton collisions is performed via correlation measurements of charged particles using the CMS detector at the CERN LHC. The analysis uses data collected at a center-of-mass energy of sqrt[s]=13  TeV, corresponding to an integrated luminosity of 138  fb^{-1}. Jets are reconstructed with the anti-k_{T} algorithm with a distance parameter of 0.

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  • The study investigates the associated production of Higgs and W bosons, focusing on how the relative signs of the Higgs couplings to W and Z bosons impact the process.
  • Two specific searches were conducted using large amounts of collision data from the LHC to analyze different coupling scenarios: one for opposite-sign couplings and another for same-sign (standard model-like) couplings.
  • The results significantly exclude the opposite-sign coupling hypothesis and set a strict upper limit on the production rate of this process compared to standard model predictions.
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Background: The incidence of healthcare-associated infections, particularly injection-related infections, can increase patient comorbidities even in countries with adequate medical resources. Although there are clear guidelines for injection practices to prevent infections, their application in clinical settings is insufficient. Therefore, the objective of this study was to identify factors affecting injection practices associated with reduced infections by conducting surveys targeting practicing healthcare providers involved in administering injections at each healthcare organization and performing data analysis.

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The special AT-rich sequence-binding (SATB) protein DVE-1 is widely recognized for its pivotal involvement in orchestrating the retrograde mitochondrial unfolded protein response (mitoUPR) in C. elegans. In our study of downstream factors contributing to lifespan extension in sensory ciliary mutants, we find that DVE-1 is crucial for this longevity effect independent of its canonical mitoUPR function.

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Objectives: The small GTPase Rac1 (RAC1) has been linked to podocyte disorders and steroid-sensitive nephrotic syndrome (SSNS). The aim of this study was to explore and validate the potential causal association between circulating RAC1 and SSNS.

Methods: The association between circulating RAC1 and SSNS at both gene expression and proteomic levels was investigated using Mendelian randomization analysis, and further validated by single-cell RNA-sequencing, proteomic analysis, and experimental studies.

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Subsequently to the publication of the above paper, an interested reader drew to the authors' attention that, for the cell migration and invasion assay experiments shown in Fig. 2 on p. 6322, the 'HeLa/miR‑378 inhibitor' panels in Fig.

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Background: The primary limitation to kidney transplantation is organ shortage. Recent progress in gene editing and immunosuppressive regimens has made xenotransplantation with porcine organs a possibility. However, evidence in pig-to-human xenotransplantation remains scarce, and antibody-mediated rejection (AMR) is a major obstacle to clinical applications of xenotransplantation.

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To develop a no-code artificial intelligence (AI) model capable of identifying primary proximal surface caries using bitewings among pediatric patients. One hundred bitewing radiographs acquired at pediatric dental clinics were anonymized and reviewed. The inclusion criteria encompassed bitewing radiographs of adequate diagnostic quality of primary and mixed-dentition stages.

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  • This study focuses on individuals with internet gaming disorder (IGDs) and their brain connectivity patterns, specifically examining how their brain regions connect functionally both at rest and over time.
  • It compares 55 IGDs to 50 healthy controls (HCs) using resting-state functional MRI to evaluate differences in brain connectivity density (FCD) and temporal variability.
  • The findings reveal that IGDs show decreased dynamic functional connectivity in key areas associated with visual attention, which correlates with the severity of their gaming issues, highlighting a potential neurobiological foundation for difficulties in concentration among these individuals.
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The application of environmentally friendly and sustainable catalysts requires efficient and safe preparation methods using cheap and renewable materials. Although many metal nanoparticles (NPs) have low colloidal stability, they are still very effective as catalysts. Using a straightforward method, we developed a bacterial cellulose-glycol chitosan-silver (BC-GCS-Ag) nanocomposite, by introducing both AgNPs and self-crosslinked GCS within the BC network.

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  • This research focuses on using iron ions (Fe) to create Fe-tannic acid (TA) films inspired by traditional iron gall ink (IGI) through a method employing visible light to oxidize Fe.
  • The visible light method significantly accelerates the film formation process, increasing thickness 11-fold compared to conventional air oxidation techniques, demonstrating better control over the kinetics of the reaction.
  • Additionally, the study highlights the ability to adjust film formation by varying light intensity or eosin Y concentration, and the method allows for precise patterning of materials like proteins and cells.
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