Publications by authors named "Lunqing Yan"

Background: Vascular territory mapping (VTM) software estimates which intracerebral vessel provides predominant arterial flow to a brain voxel. The presence of antegrade flow in the setting of acute middle cerebral artery (MCA) occlusion is associated with improved outcomes. We identify whether VTM software is a determinant of antegrade flow in patients with proximal MCA occlusion.

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  • Colorectal adenocarcinoma (COAD) is a significant cancer type, and this study investigates the role of wound healing-related genes in its progression to help improve diagnosis and treatment.
  • Seventy wound healing-associated genes were identified, leading to the discovery of four key genes (MMP2, FN1, NF1, PTK7) that show overexpression in COAD, which may serve as potential diagnostic markers.
  • These hub genes are linked to poor patient outcomes and tumor-promoting activities, with further implications for drug resistance and immune response in the context of COAD progression.
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  • Na-Se batteries are promising alternatives to lithium-ion batteries due to their high capacity and natural abundance, but face challenges like volume expansion and polyselenide shuttling.
  • The research introduces a novel Se/HPC (Se encapsulated in hierarchically porous carbon) that effectively contains Se, mitigates expansion issues, and enhances charge transfer, resulting in improved electrochemical performance.
  • The study also highlights the beneficial Se─C bond for sodium adsorption and diffusion, suggesting future directions for designing advanced electrode materials using MOF-derived structures.
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Rechargeable batteries employing Li metal anodes have gained increasing attention due to their high energy density. Nevertheless, low stability and reversibility of Li metal anodes severely impeded their practical applications. Designing current collectors (CCs) with reasonable structure and composition is an efficient approach to stabilizing the Li metal anodes.

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Directional wetting of liquids on solid surfaces is crucial for numerous applications. However, the impact of physical modifications on near-superhydrophilic cellulose has received limited attention as it is widely considered unfeasible. In this study, we present a previously unreported and simple but effective mechanism of directional wetting induced purely by physical modifications on pristine cellulose surfaces.

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  • The interaction between tumor cells and immune cells contributes to the aggressive nature of glioblastoma (GBM), and targeting M2 macrophages can help combat this.
  • The development of a nanoparticle (NP-M-M2pep) that effectively penetrates the blood-brain barrier and targets M2 microglia has shown promise in reducing GBM progression.
  • This approach reprograms M2 microglia into M1 type, enhancing immune response and altering the tumor microenvironment towards a more favorable state for fighting the tumor.
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This research delves into Primary Hyperoxaluria Type 2 (PH2), an autosomal recessive disorder precipitated by a unique case of compound heterozygous deleterious mutations in the GRHPR gene, specifically the intron2/3 c.214-2 T > G and the exon8 c.864-865delTG, leading to a premature stop codon at p.

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This study aimed to explore the relationship between the lymphocyte/monocyte ratio (LMR) and erectile dysfunction (ED) in adult men in the United States using a comprehensive dataset. A cross-sectional study design was used to analyze the relationship between the lymphocyte-to-monocyte ratio (LMR) and the prevalence of erectile dysfunction (ED) among adult male participants in the NHANES 2001-2004 dataset. Statistical analyses were performed to adjust for potential confounders and explore non-linear associations, with LMR categorized into quartiles to investigate the relationship with ED prevalence.

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To identify candidate genes and pathways involved in testicular development in Takifugu rubripes, a comparative transcription analysis was conducted across the various developmental stages of the testis (stages II to V). A total of 9520 differentially expressed genes (DEGs) were identified among the different stages, and they were significantly clustered into six clusters (P < 0.05).

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Bacterial pneumonia is a significant public health burden, contributing to substantial morbidity, mortality, and healthcare costs. Current therapeutic strategies beyond antibiotics and adjuvant therapies are limited, highlighting the need for a deeper understanding of the disease pathogenesis. Here, we employed single-cell RNA sequencing of 444,146 bronchoalveolar lavage fluid cells (BALFs) from a large cohort of 74 individuals, including 58 patients with mild (n = 22) and severe (n = 36) diseases as well as 16 healthy donors.

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The eco-friendly features and desirable catalytic activities of Fe-based catalysts make them highly promising for propane dehydrogenation (PDH). However, simultaneously improving their stability and activity remains a challenge. Here, we present a strategy to address these issues synergistically by anchoring single-atom Fe-Cl sites in Al3+ vacancies of Al2O3.

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Intracerebral hemorrhage (ICH) represents the most severe subtype of stroke, and the lack of effective clinical pharmacotherapies poses a substantial threat to human health. Hematoma plays a crucial role in determining the prognosis of ICH patients by causing primary mechanical extrusion, followed by secondary brain injuries, such as cerebral edema, iron-mediated oxidative stress, and inflammation resulting from its degradation products. 5α-androst-3β,5α,6β-triol (TRIOL) is a neuroprotective steroid currently undergoing phase II clinical trial for acute ischemic stroke with anti-oxidative and anti-inflammatory properties.

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Conventional carbon dots (CDs) typically exhibit substantial variations in fluorescence intensity across different pH. This limitation underscores the pressing need for advancements in their stability and performance under diverse environmental conditions. Herein, l-cysteine and neutral red are selected as precursors, and three kinds of CDs, which can emit red, orange, and green fluorescent light (assigned as r-CD, o-CD, g-CD, respectively), are synthesized by simply changing the reaction conditions.

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Microplastics (MPs) pose significant threats to ecosystems and human health due to their persistence and widespread distribution. This paper provides a comprehensive review of sampling methods for MPs in aquatic environments, soils, and biological samples, assessing pre-treatment procedures like digestion and separation. It examines the application and limitations of identification techniques, including microscopic observation, spectroscopic analysis, and thermal analysis.

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A medical predicament has led to extensive drug resistance in methicillin-resistant Staphylococcus aureus (MRSA), and the complexity of treatment has increased exponentially with the induction of osteomyelitis. In view of the severe situation and the potential of bacterial antivirulence strategies, this study focused on the key virulence factor caseinolytic protease (ClpP) of S. aureus to identify new strategies against MRSA-induced osteomyelitis.

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  • Behcet's syndrome causes oral ulcers and involves complex inflammatory processes; this study investigates the relationship between inflammatory cytokines, metabolites, and the disease's development using Mendelian randomization.
  • The research analyzed associations between 91 cytokines and 553 metabolites through genetic variants (SNPs) and employed various statistical tests to ensure reliability.
  • Five substances, including specific interleukins and a metabolite, were found to be causally related to the syndrome, providing potential markers for diagnosis and treatment, but more research is needed to confirm their efficacy as targets for therapy.
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P-chlorophenol (4-CP) and hexavalent chromium (Cr (VI)) are predominant contaminants in industrial effluents, eliciting substantial environmental and human health concerns. As a strong oxidant, Cr (Ⅵ) has the potential to facilitate the removal of 4-CP. However, the specific removal effect remains unclear.

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AtbZIP69 overexpression in wheat significantly enhanced drought and low nitrogen tolerance by modulating ABA synthesis, antioxidant activity, nitrogen allocation, and transporter gene expression, boosting yield. In this study, we generated wheat plants with improved low nitrogen (LN) and drought tolerance by introducing AtbZIP69, a gene encoding a basic leucine zipper domain transcription factor, into the wheat cultivar Shi 4056. AtbZIP69 localized to the nucleus and activated transcription.

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Inherited genetics represents an important contributor to risk of esophageal adenocarcinoma (EAC), and its precursor Barrett's esophagus (BE). Genome-wide association studies have identified ∼30 susceptibility variants for BE/EAC, yet genetic interactions remain unexamined. To address challenges in large-scale G×G scans, we combined knowledge-guided filtering and machine learning approaches, focusing on genes with (A) known/plausible links to BE/EAC pathogenesis (n=493) or (B) prior evidence of biological interactions (n=4,196).

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Hardware system customized toward the demands of graph neural network learning would promote efficiency and strong temporal processing for graph-structured data. However, most amorphous/polycrystalline oxides-based memristors commonly have unstable conductance regulation due to random growth of conductive filaments. And graph neural networks based on robust and epitaxial film memristors can especially improve energy efficiency due to their high endurance and ultra-low power consumption.

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Objective: The purpose of this study is to analyze the predictive value of neutrophil to lymphocyte ratio (NLR), lymphocyte count to monocyte count ratio (LMR), platelet to lymphocyte ratio (PLR), platelet count multiplied by neutrophil count to lymphocyte count ratio (SII), red blood cell distribution width (RDW), packed cell volume (PCV), and plateletcrit (PCT) levels in advanced non-small cell lung cancer (NSCLC) patients treated with PD-1/PD-L1 inhibitors.

Materials And Methods: From March 2019 to August 2023, we screened 104 of 153 patients with stage III unresectable local advanced NSCLC and IV NSCLC who received PD-1/PD-L1 inhibitor therapy at our hospital and met the inclusion and exclusion criteria for analysis. All patients were collected for clinical information, including baseline blood indicator (NLR, PLR, LMR, SII, CRP, RDW, PCV and PCT) levels before PD-1/PD-L1 inhibitor therapy and blood indicator levels and imaging evaluation results every two cycles after PD-1/PD-L1 inhibitor therapy.

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Tangerine peel is a traditional Chinese herb and has been widely applied in foods and medicine for its multiple pharmacological effects. Erythropoietin receptor (EPOR), a member of the cytokine receptor family, is widely expressed in multiple tissues in especial kidney and plays protective effects in adverse physiological and pathological conditions. We hypothesized that it might be EPOR agonists existing in Tangerine peel bring such renal benefits.

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A rivet of aluminum and auxiliary gasket of nickel were adopted to weld A1060 aluminum plate and T2 copper plate using resistance element welding. The interfacial microstructure was analyzed and the tensile shear load of the joint was tested. A layer of AlCu and the eutectic structure of AlCu and (Al) were formed in the interfacial zone of Al/Cu.

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Background: The emergence of colistin resistance in carbapenem-resistant Klebsiella pneumoniae (CRKP) is a significant public health concern, as colistin has been the last resort for treating such infections. This study aimed to investigate the prevalence and molecular characteristics of colistin-resistant CRKP isolates in Central South China.

Methods: CRKP isolates from twelve hospitals in Central South China were screened for colistin resistance using broth microdilution.

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