444,817 results match your criteria: "PR China; Hunan Provincial Certified Enterprise Technology Center[Affiliation]"

Development of colloidal gold immunochromatographic strip for rapid detection of cyvirus cyprinidallo 2.

Dis Aquat Organ

January 2025

National Pathogen Collection Center for Aquatic Animals, Shanghai Ocean University, 201306 Shanghai, PR China.

Cyvirus cyprinidallo 2 (CyHV-2) is the pathogen of herpesviral hematopoietic necrosis (HVHN) that mainly infects goldfish Carassius auratus and crucian carp C. carassius and is characterized by high infectivity and pathogenicity. The availability of rapid and convenient detection methods is essential for early detection of CyHV-2.

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Synthesis and Reactivity of a Bipyridyl Tantalum Complex.

Inorg Chem

January 2025

Testing and Analysis Center, Hebei Normal University, Shijiazhuang 050024, China.

The bipyridyl tantalum complex (2,6-PrCHO)Ta(bipy) () is synthesized by the reaction of (2,6-PrCHO)TaCl () and 2,2'-bipyridine in the presence of excess potassium graphite (KC). Complex coordinates readily with pyridine and 4-(dimethylamino)pyridine (dmap) to form Lewis base adducts (2,6-PrCHO)Ta(bipy)(L) (L = py (), dmap ()), and it exhibits rich redox reactivity toward small molecules: (a) single electron transfer (SET) occurs upon exposure of to phenyl sulfide or selenide dimer, giving the open-shell, bipy-centered radical complexes (2,6-PrCHO)Ta(bipy)(PhE) (E = S (), Se ()). (b) Regioselective C-C σ-bond formation via radical coupling is observed in the SET reaction of and aldehydes, ketones, or imines to furnish insertion products -, namely, sterically more crowded benzophenone, acetophenone, 2,6-dichlorobenzaldehyde, and benzophenone imine couple with C6 or C6' of bipy in , respectively, whereas sterically less hindered benzaldehyde, cyclohexanone, and benzylideneaniline couple with C2 or C2' of bipy, respectively.

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A Neural-Network-Based Mapping and Optimization Framework for High-Precision Coarse-Grained Simulation.

J Chem Theory Comput

January 2025

Beijing National Laboratory for Molecular Sciences, State Key Laboratory of Polymer Physics and Chemistry, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, P. R. China.

The accuracy and efficiency of a coarse-grained (CG) force field are pivotal for high-precision molecular simulations of large systems with complex molecules. We present an automated mapping and optimization framework for molecular simulation (AMOFMS), which is designed to streamline and improve the force field optimization process. It features a neural-network-based mapping function, DSGPM-TP (deep supervised graph partitioning model with type prediction).

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Green separation of protein (e.g., bovine serum albumin (BSA)) by low-melting mixture solvents (LoMMSs) depends on the underlying mechanism between BSA and LoMMSs.

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The current research revealed a strong link between lipid reprogramming and dysregulated lipid metabolism to the genesis and development of clear cell renal cell carcinoma (ccRCC). Pathologically, ccRCC exhibits a high concentration of lipid droplets within the cytoplasm. HIF-2α expression has previously been demonstrated to be elevated in ccRCC caused by mutations in the von Hippel-Lindau (VHL) gene, which plays a vital role in the development of renal cell carcinoma.

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Erratum: Targeting BRD4 prevents acute gouty arthritis by regulating pyroptosis: Erratum.

Int J Biol Sci

January 2025

State Key Laboratory of Natural Medicines, Key Laboratory of Drug Metabolism and Pharmacokinetics, China Pharmaceutical University, Nanjing 210009, PR China.

[This corrects the article DOI: 10.7150/ijbs.46153.

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Erratum: MRPS16 facilitates tumor progression via the PI3K/AKT/Snail signaling axis: Erratum.

J Cancer

January 2025

Department of Neurosurgery, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Jiefang Street, Wuhan 430030, P.R. China.

[This corrects the article DOI: 10.7150/jca.39671.

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Research Progress of DNA Methylation Markers for Endometrial Carcinoma Diagnosis.

J Cancer

January 2025

Department of Pathology, The seventh Medical Center, Chinese PLA General Hospital, Beijing, 100700, P.R. China.

Endometrial carcinoma (EC) is the most common malignancies of the female reproductive system in developed countries and areas. Ultrasound-guided and hysteroscopic samplings are commonly used to diagnose EC. However, clinicians question their diagnostic efficacy and the associated patient discomfort.

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Symmetrical and asymmetrical surface structure expansions of silver nanoclusters with atomic precision.

Chem Sci

January 2025

Department of Chemistry, Centre for Atomic Engineering of Advanced Materials, Key Laboratory of Structure and Functional Regulation of Hybrid Materials of Ministry of Education, Institutes of Physical Science and Information Technology, Anhui Province Key Laboratory of Chemistry for Inorganic/Organic Hybrid Functionalized Materials, Anhui University Hefei Anhui 230601 China

Controlling symmetrical or asymmetrical growth has allowed a series of novel nanomaterials with prominent physicochemical properties to be produced. However, precise and continuous size growth based on a preserved template has long been a challenging pursuit, yet little has been achieved in terms of manipulation at the atomic level. Here, a correlated silver cluster series has been established, enabling atomically precise manipulation of symmetrical and asymmetrical surface structure expansions of metal nanoclusters.

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Sepsis, a condition characterized by a dysregulated host response to infection, can progress to septic shock and lead to various complications. The present study aimed to identify risk factors for the early clinical identification of sepsis patients at heightened risk of complications. In the present study, a total of 383 hospitalized patients with sepsis and positive blood cultures were enrolled.

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Warfarin is a commonly employed anticoagulant drug aimed at rapidly reaching the optimal international normalized ratio (INR), potentially reducing the hospitalization time in clinical settings. However, limited research has been conducted on the influencing factors and the safety implications of promptly reaching the target INR range in patients with valvular heart disease who have undergone valve replacement or repair. The present study aimed to assess the factors related to the safety considerations of rapidly reaching the target INR range in patients treated with warfarin.

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Occult breast cancer in an older woman: A case report.

Exp Ther Med

February 2025

Department of Breast Surgery, China-Japan Union Hospital of Jilin University, Changchun, Jilin 130033, P.R. China.

Occult breast cancer (OBC) is a relatively rare clinical condition that can complicate differential diagnosis efforts and delay the administration of specific treatments. The individualized therapy of patients with OBC should be performed based on their clinical symptoms, imaging findings and pathological diagnosis. The present case study describes a 51-year-old woman with a painless left axillary tumor.

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Hepatocellular carcinoma (HCC) is characterized by a poor prognosis globally. PAX-interacting protein 1 (PAXIP1) serves a key role in the development of numerous human cancer types. Nevertheless, its specific involvement in HCC remains poorly understood.

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Oral health and sleep quality are critical components of overall health, but their relationship remains poorly understood. The present meta-analysis therefore investigates the association between oral health and sleep quality, synthesizing evidence from diverse populations. To this aim, a comprehensive search strategy identified 311 articles, from which 8 studies encompassing 18 comparisons met the inclusion criteria.

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The present systematic review and meta-analysis aimed to evaluate the effectiveness of semaglutide and dulaglutide for glycemic control and weight loss in patients with type 2 diabetes mellitus (T2DM). A thorough literature search was conducted using several databases from inception until the end of July 2024. The primary outcome was the difference in glycated hemoglobin levels from the initial measurement between the groups.

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Obesity is a pervasive global health challenge that substantially reduces the quality of life of millions of individuals and impedes social and economic advancement. Obesity is an independent risk factor that contributes to a range of chronic non-communicable metabolic diseases, significantly affecting energy metabolism, mental health, cancer susceptibility, sleep quality, and other physiological processes. The PI3K/AKT signaling pathway, a significant glucose, lipid, and protein metabolism regulator, is integral to cellular growth, survival, and apoptosis.

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The development of ultraviolet (UV) shielding materials is of great importance to protect human health and prevent the degradation of organic matter. However, the synthesis of highly efficient UV shielding polymer nanocomposites is currently limited by the agglomeration of inorganic anti-UV nanoparticles (NPs) within the polymer matrix and the limited absorption spectrum of UV shielding agents. In this study, highly effective manganese doped carbon quantum dots@halloysite nanotube composites (Mn-CDs@HNTs/PAS) were successfully synthesized by loading manganese-doped carbon quantum dots (Mn-CDs) into UV shielding effective halloysite nanotubes (HNTs) via the solvothermal method, followed by polymerization modification (PAS).

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An 18-connected wheel-shaped molybdenum(V) nickel-phosphate cluster for photoelectrochemical sensing of levofloxacin.

Chem Commun (Camb)

January 2025

Hebei Technology Innovation Center for Energy Conversion Materials and Devices, National Demonstration Center for Experimental Chemistry Education, College of Chemistry and Materials Science, Hebei Normal University, Shijiazhuang, Hebei 050024, P. R. China.

An 18-connected {MoNiP}-based 2-D layered network was constructed for photoelectrochemical sensing of levofloxacin, and it represents the highest connection number of the {MoNiP} wheel cluster to date. The detection limit is as low as 6.46 nM with a high sensitivity of 110.

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Alluaudite-type NaFe(SO) (NFS) with high theoretical energy density is regarded as the promising cathode of sodium-ion batteries (SIBs), while practical rate and cyclic performances are still hindered by intrinsic poor conductivity. Here, a facile method is developed, collaborating high-boiling organic solvents assisted colloidal synthesis (HOS-CS) with sintering for tailoring NaFe(SO) nanocrystals decorated by conductive carbon network toward high-rate-capability cathode of SIBs. Impressively, the as-prepared NaFe(SO)@MC provides 60.

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Facile Design of Highly Stretchable and Conductive Crumpled Graphene/NiS Films for Multifunctional Applications.

Small Methods

January 2025

Fujian Provincial Key Laboratory of Functional Marine Sensing Materials, College of Material and Chemical Engineering, Minjiang University, Fuzhou, 350108, P. R. China.

The cost-effective and scalable synthesis and patterning of soft nanomaterial composites with improved electrical conductivity and mechanical stretchability remains challenging in wearable devices. This work reports a scalable, low-cost fabrication approach to directly create and pattern crumpled porous graphene/NiS nanocomposites with high mechanical stretchability and electrical conductivity through laser irradiation combined with electrodeposition and a pre-strain strategy. With modulated mechanical stretchability and electrical conductivity, the crumpled graphene/NiS nanocomposite can be readily patterned into target geometries for application in a standalone stretchable sensing platform.

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Isomer-Effects of Aminophenol Decorated Gold Nanoclusters for HO Photoproduction via Two-Step One-Electron Oxygen Reduction Reaction.

Small

January 2025

Institute of Functional Nano and Soft Materials (FUNSOM), Jiangsu Key Laboratory for Carbon-Based Functional Materials and Devices, Soochow University, Suzhou, 215123, P. R. China.

Gold (Au) nanoclustersare promising photocatalysts for biomedicine, sensing, and environmental remediation. However, the short carrier lifetime, inherent instability, and unclear charge transfer mechanism hinder their application. Herein, the Au nanoclusters decorated with three different isomers of o-Aminophenol, m-Aminophenol, and p-Aminophenol are synthesized, namely o-Au, m-Au, and p-Au, which achieve efficient hydrogen peroxide (HO) photoproduction through two-step one-electron oxygen reduction reaction (ORR).

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In sodium-ion batteries, the layered transition metal oxides used as cathode often experience interlayer sliding of interlayer spacing and lattice variations during charge/discharge, leading to structural damage and capacity degradation. To address this challenge, a La doping strategy guided by Bayesian optimization has been employed to prepare the high-performance O3-NaNiMnCuLaO (NMCL) cathode material. Density functional theory calculations reveal that the O 2p orbital overlaps with the t orbital of transition metals in NMCL, facilitating the formation of Na-O-La bonds and promoting the oxygen redox reaction kinetics.

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Photonic crystals (PC) play a key role in optical field modulation due to their unique photonic band gaps (PBGs). Anodic aluminum oxide (AAO) prepared by pulse anodization is a promising candidate for PC devices. In this research, an AAO-based PC with multi-band was fabricated on a single-slice & single-material film, which exhibits multi-band responses in the visible-to-near-infrared (vis-NIR) region.

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Carrier-Induced Room-Temperature Half-Metallicity in an Exfoliable Two-Dimensional Cr(TCNB) Metal-Organic Framework.

J Phys Chem Lett

January 2025

Key Laboratory of Precision and Intelligent Chemistry, School of Chemistry and Materials Science, CAS Key Laboratory of Materials for Energy Conversion, CAS Center for Excellence in Nanoscience, University of Science and Technology of China, Hefei, Anhui 230026, P.R. China.

Half-metallicity, enabling 100% spin polarization, is pivotal for spintronics but remains challenging to achieve in low-dimensional materials. Using first-principles calculations, we theoretically propose an experimentally feasible two-dimensional (2D) metal-organic framework (MOF) magnetic semiconductor, Cr(TCNB) (TCNB = 1,2,4,5-tetracyanobenzene). This monolayer can be exfoliated from a Ag(100) substrate due to its low exfoliation energy of 0.

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