Результаты поиска - Meng Liu

IntroductionChina's urban community waste management (UCWM) is plagued by severe environmental pollution, resource wastage, and insufficient public participation, necessitating an urgent shift towards sustainable practices through grassroots mobilization. This study explores how urban communiti...

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Liver diseases encompass a wide range of etiologies and involve highly heterogeneous cellular environments, yet the specific cellular states through which genetic risk contributes to disease remain incompletely understood. In this study, we integrated genome-wide association study (GWAS) data from s...

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ABSTRACT Streptomyces bacteria use volatile compounds for a range of functions, including communication and to kill competing species. We previously showed that the wild-type Streptomyces venezuelae strain ISP5230 produces the alkaline volatile trimethylamine (TMA), which can completely rescue the m...

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Aiming at the problems of low accuracy and high missed detection rate of personnel safety helmet detection algorithm caused by complex environment under mine, an improved mine safety helmet detection algorithm based on YOLOv5s is proposed. Due to the computer system, the global context information o...

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Objective To study the relationship between the mandibular bone arch and the dental arch in patients with skeletal Class Ⅱmalocclusion and compare it with the Class Imalocclusion by establishing a 3D digital model. Methods A total of 25 cases with skeletal Class Ⅱ malocclusion and 25 cases with skel...

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Magnetorheological finishing is widely used in the high-precision processing of optical components, but due to the influence of multi-source system errors, the convergence of single-pass magnetorheological finishing (MRF) is limited. Although iterative processing can improve the surface accuracy, re...

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Background Fluid therapy is commonly used for patients with severe stroke, for whom fluid balance is a safety endpoint for evaluating the therapy. We aimed to investigate the association of fluid balance with 3-month outcomes in patients with severe ischaemic stroke.Methods We enrolled patients with...

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Chemically peculiar (CP) stars, particularly CP1 (metallic-line) and CP2 (magnetic Ap/Bp) stars, are crucial for studying microscopic processes in stellar atmospheres, such as atomic diffusion and magnetic interactions. In this study, we present ODCNNnet, a deep learning-based classification model d...

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Swine wastewater (SW) has a high chemical oxygen demand (COD) content and is difficult to degrade; an effective strategy to address this issue is through biodegradation, which poses negligible secondary pollution risks and ensures cost-efficiency. The objectives of this study were to isolate an effe...

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In order to discuss and analyze the influence of welding process on Q345R sulfide stress corrosion sensitivity, the sulfide stress corrosion cracking susceptibility of Q345R welded by manual welding and argon arc welding processes was tested and evaluated in NACE A solution with saturated H2S. The m...

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The formation and evolution of ring structures in galaxies are crucial for understanding the nature and distribution of dark matter, galactic interactions, and the internal secular evolution of galaxies. However, the limited number of existing ring galaxy catalogs has constrained deeper exploration...

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BackgroundThe physician group (PG) model, while well-established in the United States, is a relatively recent healthcare delivery innovation in China. Despite rapid growth in PG registrations, comprehensive understanding of physicians’ perspectives remains limited.ObjectiveTo investigate Chinese phy...

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Drought impacts agricultural production and regional sustainable development. Accordingly, timely and accurate drought monitoring is essential for ensuring food security in rain-fed agricultural regions. Alternating drought and flood events frequently occur in the Heilongjiang River Basin, the large...

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The performance of seed laser source will have a great impact on the output pulse quality of the master oscillator power amplifier (MOPA) system. Here, we report the influence of the soliton vector features on the pulse uniformity in an all-fiber MOPA configuration. We demonstrated that, although th...

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The kiwifruit trees (Actinidia deliciosa cv. Bruno) were sprayed with 5 mmol L–1 oxalic acid (OA) or water (as control) at 130, 137 or 144 d after full-blossom, and then the fruit were harvested at commercial maturity and stored at room temperature (20±1)°C for 13 d. The effect of pre-harvest sprayi...

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Seafood (fish, crustacean, and mollusk) allergy represents a critical global health issue. Food processing offers a viable strategy for allergenicity mitigation and serves as a critical intervention for seafood allergy prevention. This paper reviews recent advances in seafood allergen research, with...

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Hot subdwarf stars, located at the end of the blue horizontal branch, have a burning helium core, and are crucial for studying stellar structure. Currently, the number of known hot subdwarf star is relatively small. Many studies apply machine learning classification to search for hot subdwarf stars...

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Plants glycerol-3-phosphate dehydrogenase (GPDH) catalyzes the formation of glycerol-3-phosphate, and plays an essential role in glycerolipid metabolism and stress responses. In the present study, the knock-out mutants of cytosolic GPDH (AtGPDHc2) and wild-type Arabidopsis plants were treated with 0...

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There is remarkable demand for bio-based specialty resins such as benzoxazine thermosets, but they are brittle and difficult to process. This study reports the synthesis of a processable bio-based polybenzoxazine resin via the copolymerization of rigid and soft benzoxazine dimers synthesized from bi...

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