446,526 results match your criteria: "PR China; Dongguan Institute of Guangzhou University of Chinese Medicine[Affiliation]"

Physical activity alleviated associations of oxidation capacity of the atmosphere with platelet-based inflammatory indicators: findings from the Henan Rural Cohort Study.

Environ Sci Process Impacts

January 2025

Department of Epidemiology and Biostatistics, College of Public Health, Zhengzhou University, 100 Kexue Avenue, Zhengzhou, Henan, 450001, PR China.

: several adverse effects of ozone (O) and nitrogen dioxide (NO) are assessed using combined oxidant capacity (O) and redox-weighted oxidant capacity (Owtx) as surrogates. However, the associations of oxidant capacity (O and Owtx) with platelet-based inflammatory indicators and the potential modifying role of physical activity (PA) remain unclear. : 31 318 participants were selected from the baseline survey of the Henan Rural Cohort Study.

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Revisiting the in-plane and in-channel diffusion of lithium ions in a solid-state electrolyte at room temperature through neural network-assisted molecular dynamics simulations.

Phys Chem Chem Phys

January 2025

Guizhou Provincial Key Laboratory of Computing and Network Convergence, School of Information, Guizhou University of Finance and Economics, Guiyang, Guizhou 550025, P. R. China.

Developing superionic conductor (SIC) materials offers a promising pathway to achieving high ionic conductivity in solid-state electrolytes (SSEs). The LiGePS (LGPS) family has received significant attention due to its remarkable ionic conductivity among various SIC materials. molecular dynamics (AIMD) simulations have been extensively used to explore the diffusion behavior of Li ions in LiGePS.

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Rational engineering of a recognition group to construct a two-photon reaction-based fluorescent probe for rapid and selective sensing of cysteine.

Analyst

January 2025

Anhui Provincial Key Laboratory of Biomedical Materials and Chemical Measurement, Laboratory of Functionalized Molecular Solids, Ministry of Education, College of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, P. R. China.

It is highly required to rationally design fluorescent probes a molecular engineering strategy with desired analytical performance for applications in sensing and imaging. Reaction-based fluorescent probes for highly selective sensing of cysteine (Cys) are mainly based on the participation of Cys in reactions such as, addition-cyclization with acrylates, cyclization with aldehydes, coordination displacement, Michael addition reactions, and cleavage reactions. Cys-triggered reactions with the O atoms of ether bonds has also been used to construct reaction-based fluorescent probes based on the substitution of the ether with the nucleophilic thiolate of Cys.

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Boosting the catalytic efficiency of UGT51 for efficient production of rare ginsenoside Rh2.

Folia Microbiol (Praha)

January 2025

Biofuels Institute, School of Emergency Management, School of the Environment and Safety Engineering, Jiangsu University, Zhenjiang, 212013, China.

Ginsenoside Rh2(S) is well-known for its therapeutic potential against diverse conditions, including some cancers, inflammation, and diabetes. The enzymatic activity of uridine diphosphate glycosyltransferase 51 (UGT51) from Saccharomyces cerevisiae plays a pivotal role in the glycosylation process between UDP-glucose (donor) and protopanaxadiol (acceptor), to form ginsenoside Rh2. However, the catalytic efficiency of the UGT51 has remained a challenging task.

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The immune system has emerged as a major factor in the pathogenesis of Alzheimer's disease (AD). PANoptosis is a newly defined programmed cell death mechanism related to many inflammatory diseases. This study aimed to identify the differentially expressed (DE) PANoptosis-related genes with characteristics of immune dysregulation (PRGIDs) in AD using bioinformatics analysis of bulk RNA-seq and single-nuclei RNA sequencing (snRNA-seq) data.

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The dairy industry is progressively integrating advanced enzyme technologies to optimize processing efficiency and elevate product quality. Among these technologies, enzyme immobilization has emerged as a pivotal innovation, offering considerable benefits in terms of enzyme reusability, stability, and overall process sustainability. This review paper explores the latest improvements in enzyme immobilization techniques and their industrial applications within milk processing.

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Neuropilin 1 (NRP1) is upregulated in various types of malignant tumors, especially non-small-cell lung cancer (NSCLC). However, the precise mechanisms for membrane localization and regulation are not fully understood. Observations from super-resolution microscopy have revealed that NRP1 tends to form nanoscale clusters on the cell membrane, with these clusters varying significantly in size and density across different regions.

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Triple circularly polarized luminescence of phenylalanine-based supramolecular gels regulated by kinetic and thermodynamic assembly pathways.

Chem Commun (Camb)

January 2025

State Key Laboratory of Bio-fibers and Eco-textiles, College of Materials Science and Engineering, Key Laboratory of Shandong Provincial Universities for Advanced Fibers and Composites, Qingdao University, Qingdao, 266071, P. R. China.

A single phenylalanine-based gelator can self-assemble into various chiral nanostructures with triple circularly polarized luminescence (CPL). Its supramolecular assembly and CPL emission are found to be dependent on the kinetic and thermodynamic pathways. This work provides new insight into the regulation of CPL-active functional materials.

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Cp*Co(III)-catalyzed -alkylation/alkenylation of anilides.

Org Biomol Chem

January 2025

College of Chemistry and Pharmaceutical Engineering, Nanyang Normal University, Nanyang, 473061, P. R. China.

A highly practical and efficient Cp*Co(III)-catalyzed C-H alkylation/alkenylation reaction of anilides with maleimides and acrylates was developed, during which a weakly coordinating amide carbonyl group functioned as the directing group. This approach features high efficiency, good functional group tolerance, and broad substrate scope, and a variety of 3-substituted succinimides and -alkenylated anilides were synthesized in moderate to excellent yields. Furthermore, the reaction is highly selective, affording mono--alkylated/alkenylated products only.

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Photocatalytic detoxification of a sulfur mustard simulant using donor-enhanced porphyrin-based covalent-organic frameworks.

Nanoscale

January 2025

Beijing Advanced Innovation Center for Materials Genome Engineering, Beijing Key Laboratory of Function Materials for Molecule & Structure Construction, School of Materials Science and Engineering, University of Science and Technology Beijing, Beijing 100083, P. R. China.

Photocatalytic detoxification of sulfur mustards (, bis (2-chloroethyl) sulfide, SM) is an effective approach for protecting the ecological environment and human health. In order to fabricate COFs with high performance for the selective transformation of the SM simulant 2-chloroethyl ethyl sulfide (CEES) to nontoxic 2-chloroethyl ethyl sulfoxide (CEESO), three porphyrin-based COFs with different donor groups (R = H, OH, and OMe) were synthesized. Among these COFs, COF-OMe, which possesses the strongest electron-donating ability, demonstrated a faster and higher detoxification rate of CEES at various concentrations, achieving selective oxidation of CEES to non-toxic CEESO with 99.

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In this manuscript, an all-optical modulation photodetector based on a CdS/graphene/Ge sandwich structure is designed. In the presence of the modulation (near-infrared) light, the Fermi level of the graphene channel shifts, allowing for the tuning of the visible light response speed as well as achieving a broad responsivity range from negative (-3376 A/W) to positive (3584 A/W) response. Based on this, logical operations are performed by adjusting the power of the modulation light superimposed with the signal light.

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Synthesis and characterization of heterotrimetallic Mg-Ni-Mg complexes with amidinato ligands.

Dalton Trans

January 2025

Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, P. R. China.

Treatment of amidinato-based magnesium ethyl compounds LMgEt [L = PrPNC(Bu)NAr; Ar = 2,6-PrCH (La) or 2,6-(PhCH)-4-Pr-(CH) (Lb)] with Ni(COD) (COD: 1,5-cyclooctadiene) afforded heterotrimetallic Mg-Ni-Mg complexes [(LMg)Ni(CH)] through β-H elimination. These complexes exhibit approximately linear Mg-Ni-Mg linkage with the central nickel arranged in a planar configuration; the Ni(CH) unit can be considered as nickela-bis-cyclopropane. Reaction of [(LMg)Ni(CH)] with tetrahydrofuran (THF) gave a coordination product [(LMg·THF)Ni(CH)], in which the central structure remained intact and THF coordinated to two magnesium atoms respectively.

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The aim of this study was to clarify the taxonomic identification of a hemoflagellate and assess the effect of trypanosome infection on Larimichthys crocea. Giemsa staining showed the presence of three morphotypes of trypomastigotes. The trypanosomes had the following morphological characteristics: a slender body with a long flagellum at the front; body size 12.

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Pesticides and plastics have brought convenience to agricultural production and daily life, but they have also led to environmental pollution through residual chemicals. Emamectin benzoate (EMB) is among the most widely used insecticides, which can cause environmental pollution and harm the health of organisms. Additionally, microplastics (MPs), a relatively new type of pollutant, not only are increasing in residual amounts within water bodies and aquatic organisms but also exacerbate pollution by adsorbing other pollutants, leading to a mixed pollution scenario.

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N-heterocyclic carbene (NHC)-based phosphorescent iridium complexes have attracted extensive attention due to their good optical properties and high stability in recent years. However, currently reported NHC-based iridium complexes can easily achieve emission of blue, green, or even ultraviolet light, while emission of red or deep-red light is relatively rare. Here, we report a new family of NHC-based deep-red iridium complexes (Ir1, Ir2, Ir3, and Ir4) featuring three-charge (0, -1, -2) ligands.

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Background: Androgenetic alopecia (AGA) is a prevalent condition that significantly affects the psychosocial well-being of many individuals, and its treatment remains a clinical challenge. Botulinum toxin (BTX) injections have been reported to have a therapeutic effect on AGA. Although several studies have explored the efficacy and safety of this novel treatment, most are clinical studies with small sample sizes.

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Indirubin-3'-oxime as a dual-action agent: mitigating heat-induced male infertility in and inhibiting soluble epoxide hydrolase.

J Enzyme Inhib Med Chem

December 2025

Department of Biology Education, Teachers College and Institute for Phylogenomics and Evolution, Kyungpook National University, Daegu, Republic of Korea.

This study investigated the potential of the indirubin-3'-oxime (I3O) compound to mitigate temperature-induced male infertility in . Elevated temperatures significantly reduced egg-hatching rates, but I3O supplementation improved these rates, suggesting it can partially restore fertility under heat stress. Additionally, I3O was found to inhibit soluble epoxide hydrolase (sEH), an enzyme involved in the metabolism of epoxyeicosatrienoic acids, which are vital for reproductive health.

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Dimerizing DNA-AgNCs a C-Ag-C structure for fluorescence sensing with dual-output signals.

Chem Commun (Camb)

January 2025

Molecular Science and Biomedicine Laboratory (MBL), State Key Laboratory of Chemo/Bio-Sensing and Chemometrics, College of Chemistry and Chemical Engineering, Aptamer Engineering Center of Hunan Province, Hunan Provincial Key Laboratory of Biomacromolecular Chemical Biology, Hunan University, Changsha, 410082, People's Republic of China.

The unique insertion capability of Ag into cytosine-cytosine (C-Ag-C) mismatch-base pairs enables precise fabrication of DNA-trapped silver nanoclusters (DNA-AgNCs) through varying the DNA sequences, thereby offering precise assembly of DNA-AgNCs and demonstrating great fluorescence applications. However, most of the DNA-AgNC-based fluorescence sensors have a single output signal. Herein, we developed a dimerized DNA-AgNC system through C-Ag-C connection at the 3'-end of a designed DNA.

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Correction: Single glucose molecule transport process revealed by force tracing and molecular dynamics simulations.

Nanoscale Horiz

January 2025

State Key Laboratory of Electroanalytical Chemistry, Research Center of Biomembranomics, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun, Jilin 130022, P. R. China.

Correction for 'Single glucose molecule transport process revealed by force tracing and molecular dynamics simulations' by Yangang Pan , , 2018, , 517-524, https://doi.org/10.1039/C8NH00056E.

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Phonon Involved Photoluminescence of Mn Ions Doped CsPbCl Micro-Size Perovskite Assembled Crystals.

Adv Sci (Weinh)

January 2025

State Key Laboratory of Solidification Processing, Center for Nano Energy Materials, School of Materials Science and Engineering, Northwestern Polytechnical University and Shaanxi Joint Laboratory of Graphene (NPU), Xi'an, 710072, P. R. China.

Mn ions doped CsPbCl perovskite nanocrystals (NCs) exhibit superiority of spin-associated optical and electrical properties. However, precisely controlling the doping concentration, doping location, and the mono-distribution of Mn ions in the large-micro-size CsPbCl perovskite host is a formidable challenge. Here, the micro size CsPbCl perovskite crystals (MCs) are reported with uniform Mn ions doping by self-assembly of Mn ions doped CsPbCl perovskite NCs.

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A Fe-catalyzed hydrocyclization reaction of unactivated alkenes was developed, utilizing PhSiH as the hydrogen source, yielding 2,3-dihydroquinazolinone (DHQZ) derivatives in moderate to good yields. Notably, when the substrate was switched to -cyano--(2-(prop-1-en-2-yl)phenyl)benzamides, the reaction yielded only the unreduced products. Mechanistic studies revealed that the intramolecular addition of the in situ formed radical to the unactivated alkene results in the formation of the fused ring.

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The conductivity of AgNWs electrodes can be enhanced by incorporating Ag grids, thereby facilitating the development of large-area flexible organic solar cells (FOSCs). Ag grids from vacuum evaporation offer the advantages of simple film formation, adjustable thickness, and unique structure. However, the complex 3D multi-component structure of AgNWs electrodes will exacerbate the aggregation of large Ag particles, causing the device short circuits.

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Electric aircraft such as electric aircraft and electric vehicles play a key role in the future electric aviation industry, but they put forward huge requirements for battery energy density. However, the current high-energy-density lithium battery technology still needs to be broken through. Herein, through the molecular structure design of the polymer electrolyte, a strategy of a fast migration channel and wide electrochemical window is proposed to fabricate high-voltage-resistant solid polymer electrolyte (HVPE) via in situ polymerization.

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Purpose: To evaluate the impact of patient setup errors on the dosimetry and radiobiological models of intensity-modulated radiotherapy (IMRT) for esophageal cancer.

Methods And Materials: This retrospective study with 56 patients in thermoplastic mask (TM) and vacuum bag (VB) groups utilized real setup-error (RSE) data from cone-beam CT scans to generate simulated setup-error (SSE) data following a normal distribution. The SSE data were applied to simulate all treatment fractions per patient by shifting the plan isocenter and recalculating the dose.

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Background: Segmentation of the cochlea in temporal bone computed tomography (CT) is the basis for image-guided otologic surgery. Manual segmentation is time-consuming and laborious.

Purpose: To assess the utility of deep learning analysis in automatic segmentation of the cochleae in temporal bone CT to differentiate abnormal images from normal images.

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