Risultati della ricerca - Liu Yang

In order to study the entropy solution of a class of quasilinear elliptic equations with variable exponents, first, the approximation problem of elliptic equations is established under weak operator conditions, and then the Sobolev embedding theorem, Vitali theorem and other tools are applied. The r...

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Adverse childhood experiences (ACEs) in early childhood may increase the risk of emotional behavioral problems (EBPs); however, few studies have explored the longitudinal effect of ACEs in early childhood on later EBPs and their underlying mechanisms. This study examined the serial mediating role of...

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Objective‍　‍To investigate the effect of endothelial cells in the perivascular niche on the stem cell-like characteristics of osteosarcoma cells and primarily explore the possible molecular mechanism. Methods‍　‍A co-culture model was established in vitro using SV40T- human umbilical vein endothelial...

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As one of the mainstream ways of human-computer interaction, touch screens have very important research value. One of the important directions is the development of self-capacitive touch screens. However, the current self-capacitive touch screen data acquisition circuit has only 13 capacitive channe...

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The eastern foothills of Helan Mountain in Ningxia has been recognized by the industry as one of the most suitable golden areas for grape cultivation and high-end wine production in the world. With the development of the wine industry, a large amount of business data has been accumulated. Due to the...

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The influence of bit protective gasket on seal structure has been less studied， and there is a lack of structural optimization and experimental study results of gasket. In this paper， test and finite element methods were combined to analyze the influences of parameters such as press-fit force and sp...

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There are many non-coding small RNAs in plants and animals, which regulate gene expression via direct cleavage of target mRNAs or via inhibition of translation at the post-transcriptional level. In this paper, recent studies on microRNA (miRNA)-mediated phased siRNAs (phasiRNA) and endogenous target...

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One species of Leucopholiota was collected from Pangquangou National Nature Reserve in Jiaocheng County, Lüliang City of Shanxi Province during the investigation on species diversity of Tricholomataceae from 2017 to 2018, and it was identified by morphological and molecular methods. The morphologica...

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Apolipoprotein E (APOE) alleles play distinct roles in the pathogenesis of Alzheimer’s disease (AD), with <i>APOE</i>ε4 being the strongest genetic risk factor for late-onset AD, while <i>APOE</i>ε2 appears protective. Despite extensive research, the precise mechanisms by whi...

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Over the past 4 years, cancer immunotherapy has significantly prolonged survival time of patients with prostate cancer, melanoma, lung cancer, and liver cancer, but its side effects are also impressive. Different types of the immune therapeutic agents have different on-target or off-target toxicity...

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Chestnut blight, caused by Cryphonectria parasitica, is a destructive disease on chestnut trees as well as an important international disease in the world. At the end of the 19th century and the beginning of the 20th century, this pathogen dispersed rapidly and nearly killed all the American chestnu...

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C27H31ClN2O6S, triclinic, P1 (no. 1), a = 8.0223(3) Å, b = 9.8143(3) Å, c = 10.2307(4) Å, α = 88.308(3)°, β = 69.000(3)°, γ = 65.970(3)°, V = 680.39(5) Å3, Z = 1, R gt(F) = 0.0406, wRref (F 2) = 0.1165, T = 297 K.

The reasonable selection of soil layer parameters relates to the accurate prediction of the horizontal deformation of the foundation pit, which is the main problem of highway tunnel pit design. The aim of this paper is to obtain suitable soil layer parameters for finite element simulation of highwa...

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Superhydrophobic coatings are of excellent application prospects in the field of aircraft anti-icing due to their unique properties. The aim of this paper is to develop a superhydrophobic coating with good corrosion resistance and anti-deicing properties. Hydrophilic silica nanoparticles are prepare...

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Endometrial cancer (EC) is a common gynecologic malignancy with a rising incidence in young women. While fertility-preserving progestin therapy is an option for early-stage, well-differentiated (Grade 1, FIGO IA) tumors, its efficacy in poorly differentiated (Grade 3) tumors remains controversial du...

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Shape is one of the most important features in fruit grading. A method for fruit shape classification based on the wavelet descriptor was proposed. Wavelet descriptor was extracted to describe the fruit shape from wavelet transform of the normalized radius sequence which was calculated from the frui...

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Aim To evaluate the reliability of a free motion analysis method in the evaluation of the 2D dynamic asymmetry of smiles using smartphone technology.Materials and methods Twenty-six healthy adult females were included in this study. Four facial bilateral landmarks were marked on participants’ mouths...

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BackgroundElectrocardiogram (ECG) signals contain cardiopulmonary information that can facilitate sleep apnea detection. Traditional methods rely on extracting numerous ECG features, which is labor-intensive and computationally cumbersome.MethodsTo reduce feature complexity and enhance detection acc...

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A multi-node all-optical interconnect network-routing architecture scheme and implementation technology are designed to improve high-speed and large-capacity data transmission in data centers. In the design of the optical interconnect routing electro-optic printed circuit board (EOPCB), the signal g...

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To reduce the impact of wind power connection on static voltage stability, the network topology optimization (transmission line switching) is proposed to improve the static voltage stability margin of wind power system. The line switching model is presented to increase the load margins of power syst...

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