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  • Open Access

    ARTICLE

    Integrative Analysis of Genetic-Ecological Factors Shaping Epimedium Chemical Diversity

    Ziying Huang1, Ruikang Ma1, Anning Li2, Yufei Cheng1, Xiaolin Lin2, Mengzhi Li3, Yu Zhang2, Liping Shi1, Linlin Dong1,*

    Phyton-International Journal of Experimental Botany, Vol.95, No.1, 2026, DOI:10.32604/phyton.2025.074419 - 30 January 2026

    Abstract Epimedium is commonly used to treat bone injury and kidney disease, with prenylated flavonol glycosides (PFGs) as its active ingredients. It has attracted much attention due to prominent healthcare and therapeutic effects, but faces problems of adulteration with closely related species and confusion about geographical origins. In this study, multiple technical approaches were employed to identify its genetic characteristics and metabolic differences. Based on DNA barcoding, 20 batches of samples were analyzed. The genetic distances of matK, ITS and psbA-trnH within species were all smaller than those between species, and psbA-trnH along with ITS + psbA-trnH proved most effective… More >

  • Open Access

    ARTICLE

    Geometrically Nonlinear Analyses of Isotropic and Laminated Shells by a Hierarchical Quadrature Element Method

    Yingying Lan, Bo Liu*

    CMES-Computer Modeling in Engineering & Sciences, Vol.146, No.1, 2026, DOI:10.32604/cmes.2026.075706 - 29 January 2026

    Abstract In this work, the Hierarchical Quadrature Element Method (HQEM) formulation of geometrically exact shells is proposed and applied for geometrically nonlinear analyses of both isotropic and laminated shells. The stress resultant formulation is developed within the HQEM framework, consequently significantly simplifying the computations of residual force and stiffness matrix. The present formulation inherently avoids shear and membrane locking, benefiting from its high-order approximation property. Furthermore, HQEM’s independent nodal distribution capability conveniently supports local p-refinement and flexibly facilitates mesh generation in various structural configurations through the combination of quadrilateral and triangular elements. Remarkably, in lateral buckling… More >

  • Open Access

    ARTICLE

    Gradient Descent-Based Prediction of Heat-Transmission Rate of Engine Oil-Based Hybrid Nanofluid over Trapezoidal and Rectangular Fins for Sustainable Energy Systems

    Maddina Dinesh Kumar1,#, S. U. Mamatha2, Khalid Masood3, Nehad Ali Shah4,#, Se-Jin Yook1,*

    CMES-Computer Modeling in Engineering & Sciences, Vol.146, No.1, 2026, DOI:10.32604/cmes.2025.074680 - 29 January 2026

    Abstract Fluid dynamic research on rectangular and trapezoidal fins is aimed at increasing heat transfer by means of large surfaces. The trapezoidal cavity form is compared with its thermal and flow performance, and it is revealed that trapezoidal fins tend to be more efficient, particularly when material optimization is critical. Motivated by the increasing need for sustainable energy management, this work analyses the thermal performance of inclined trapezoidal and rectangular porous fins utilising a unique hybrid nanofluid. The effectiveness of nanoparticles in a working fluid is primarily determined by their thermophysical properties; hence, optimising these properties… More >

  • Open Access

    ARTICLE

    Superpixel-Aware Transformer with Attention-Guided Boundary Refinement for Salient Object Detection

    Burhan Baraklı1,*, Can Yüzkollar2, Tuğrul Taşçı3, İbrahim Yıldırım2

    CMES-Computer Modeling in Engineering & Sciences, Vol.146, No.1, 2026, DOI:10.32604/cmes.2025.074292 - 29 January 2026

    Abstract Salient object detection (SOD) models struggle to simultaneously preserve global structure, maintain sharp object boundaries, and sustain computational efficiency in complex scenes. In this study, we propose SPSALNet, a task-driven two-stage (macro–micro) architecture that restructures the SOD process around superpixel representations. In the proposed approach, a “split-and-enhance” principle, introduced to our knowledge for the first time in the SOD literature, hierarchically classifies superpixels and then applies targeted refinement only to ambiguous or error-prone regions. At the macro stage, the image is partitioned into content-adaptive superpixel regions, and each superpixel is represented by a high-dimensional region-level… More >

  • Open Access

    ARTICLE

    Effect of Sheath Modeling on Unbonded Post-Tensioned Concrete under Blast Loads

    Hyeon-Sik Choi1, Min Kyu Kim1, Jiuk Shin2, Thomas H.-K. Kang1,*

    CMES-Computer Modeling in Engineering & Sciences, Vol.146, No.1, 2026, DOI:10.32604/cmes.2025.074029 - 29 January 2026

    Abstract Unbonded post-tensioned (PT) concrete systems are widely used in safety-critical structures, yet modeling practices for prestress implementation and tendon-concrete interaction remain inconsistent. This study investigates the effects of sheath (duct) implementation and confinement assumptions through nonlinear finite element analysis. Four modeling cases were defined, consisting of an explicit sheath without tendon-concrete confinement (S) and three no-sheath variants with different confinement levels (X, N, A). One-way beams and two-way panels were analyzed, and panel blast responses were validated against experimental results. In both beams and panels, average initial stress levels were similar across models, through local More >

  • Open Access

    ARTICLE

    An Integrated DNN-FEA Approach for Inverse Identification of Passive, Heterogeneous Material Parameters of Left Ventricular Myocardium

    Zhuofan Li1, Daniel H. Pak2, James S. Duncan2, Liang Liang3, Minliang Liu1,*

    CMES-Computer Modeling in Engineering & Sciences, Vol.146, No.1, 2026, DOI:10.32604/cmes.2025.073757 - 29 January 2026

    Abstract Patient-specific finite element analysis (FEA) is a promising tool for noninvasive quantification of cardiac and vascular structural mechanics in vivo. However, inverse material property identification using FEA, which requires iteratively solving nonlinear hyperelasticity problems, is computationally expensive which limits the ability to provide timely patient-specific insights to clinicians. In this study, we present an inverse material parameter identification strategy that integrates deep neural networks (DNNs) with FEA, namely inverse DNN-FEA. In this framework, a DNN encodes the spatial distribution of material parameters and effectively regularizes the inverse solution, which aims to reduce susceptibility to local optima… More >

  • Open Access

    ARTICLE

    Experimental Study of Solar-Powered Underfloor Heating in a Defined Space

    Firas Mahmood Younis1,*, Omar Mohammad Hamdoon2, Ayad Younis Abdulla1

    Energy Engineering, Vol.123, No.2, 2026, DOI:10.32604/ee.2025.073483 - 27 January 2026

    Abstract This paper presents an experimental analysis of a solar-assisted powered underfloor heating system, designed primarily to boost energy efficiency and achieve reliable desired steady-state temperature in buildings. We thoroughly tested the system’s thermal and operational features by subjecting it to three distinct scenarios that mimicked diverse solar irradiance and environmental conditions. Our findings reveal a strong correlation between variations in solar input and overall system performance. The Solar Fraction (SF), our key energy efficiency metric, varied significantly across the cases, ranging from 63.1% up to 88.7%. This high reliance on renewables resulted in a substantial… More >

  • Open Access

    ARTICLE

    Integrative Analysis of scRNA-Seq and Bulk RNA-Seq Reveals Novel Transcription Factor Regulating Endothelial Heterogeneity Induced by Lrg1 Following Cerebral Ischemia-Reperfusion

    SHAOFENG XIONG1,2, WENKAI LV3, GUOSHENG CAO4, LONGSHENG FU1, WEN LIU3, MENGFAN LEI2, YANNI LV1,5,*

    BIOCELL, Vol.50, No.1, 2026, DOI:10.32604/biocell.2025.073401 - 23 January 2026

    Abstract Objective: Leucine-rich alpha-2 glycoprotein 1 (Lrg1) could regulate diverse cells in cerebral ischemia-reperfusion. Our study seeks to uncover Lrg1’s impact on endothelial cell heterogeneity via differentiation pathways and transcription factors. Method: The CSOmap model measured cell-to-brain-center distances using single-cell RNA sequencing (scRNA-seq) data in middle cerebral artery occlusion reperfusion (MCAO/R). Monocle2 mapped endothelial differentiation paths. Gene set enrichment analysis (GSEA) analyzed endothelial subcluster variations. Database searches revealed a zinc finger MIZ-type containing 1 protein-frizzled 3 (Zmiz1-Fzd3) promoter interaction. Endothelial cells were transfected with a Fzd3 promoter-luciferase plasmid. Polymerase chain reaction (PCR) and western blotting assessed… More >

  • Open Access

    ARTICLE

    RP3-340N1.2 Knockdown Suppresses Proliferation and Migration by Downregulating IL-6 in Non-Small Cell Lung Cancer

    Hang Zhang1,#, Meng-Yuan Chu1,#, Guohui Lv1, You-Jie Li1, Xuhang Liu2, Fei Jiao1,*, Yun-Fei Yan1,*

    BIOCELL, Vol.50, No.1, 2026, DOI:10.32604/biocell.2025.068322 - 23 January 2026

    Abstract Objectives: Non-small cell lung cancer (NSCLC) remains a leading cause of cancer-related mortality, with limited understanding of lncRNA-driven mechanisms in tumor progression. This study aimed to identify differentially expressed lncRNAs in NSCLC tissues and elucidate the functional role of the significantly upregulated RP3-340N1.2 in promoting malignancy. Methods: RNA sequencing was used to screen dysregulated lncRNAs. RP3-340N1.2 was functionally characterized via gain/loss-of-function assays in NSCLC cells, assessing proliferation, migration, and macrophage polarization. Mechanisms of interleukin 6 (IL-6) regulation were explored using cytokine profiling, Actinomycin D assays, and RNA Immunoprecipitation (RIP) assays to study RP3-340N1.2 interactions with… More >

  • Open Access

    ARTICLE

    RNF145 Promotes Hepatocellular Carcinoma Metastasis through Ubiquitination and Degradation of PCDH9

    Huan Zhang1,#, Zhangwendi Xu1,#, Yien Xu1,#, Mao Li2, Lingrui Liu1, Caiyun He1,*, Wenhuan Zhong1,*, Jiliang Qiu1,*

    Oncology Research, Vol.34, No.2, 2026, DOI:10.32604/or.2025.073079 - 19 January 2026

    Abstract Objective: Ring finger protein 145 (RNF145), an E3 ubiquitin ligase, is significantly upregulated in hepatocellular carcinoma (HCC). However, its role in HCC remains unknown. The study aimed to investigate the functions and underlying mechanisms of RNF145 in HCC. Methods: The role of RNF145 in HCC was investigated using data from The Cancer Genome Atlas (TCGA) and in vitro experimental assays. Its oncogenic functions were assessed using the transwell migration assay and the wound-healing assay. The molecular mechanism was explored through protein immunoprecipitation and western blot analyses. Data from public databases were analyzed to correlate RNF145 expression… More >

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