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  • Open Access

    REVIEW

    Navigating the Tumor Microenvironment in Colorectal Liver Metastasis: Barriers to Therapy and Emerging Opportunities

    Pengtao Hu1, Junjie Sun1, Jian Lu2, Chunlei Ge3, Hanzhi Sun1, Chengyu Lv1,*

    Oncology Research, Vol.34, No.5, 2026, DOI:10.32604/or.2026.076013 - 22 April 2026

    Abstract Liver metastases from colorectal cancer (CRC) are a primary cause of poor patient prognosis, closely linked to the liver’s unique tumor microenvironment (TME). Compared to primary tumors, research on the TME of liver metastases remains insufficient. This review systematically summarizes recent advances in TME research concerning colorectal liver metastases (CRLM), emphasizing its organ-specific characteristics, pivotal role in tumor progression, and influence on treatment response. We delve into the intricate cellular components of the TME—including tumor-associated macrophages, cancer-associated fibroblasts, and myeloid-derived suppressor cells—and non-cellular constituents such as the extracellular matrix and soluble factors. Furthermore, we explore More >

  • Open Access

    ARTICLE

    Targeting Oncogenic lncRNA KRT7-AS to Induce Ferroptosis Suppresses Ovarian Cancer Progression

    Yan Zhu1,#, Bin Guan1,#, Wencai Guan1, Jihong Zhang1, Shiyu Wang1, Jimin Shi1, Wei Fan1, Qi Lu2,3, Lingyun Zhang4,5,*, Guoxiong Xu1,2,*

    Oncology Research, Vol.34, No.5, 2026, DOI:10.32604/or.2026.075241 - 22 April 2026

    Abstract Background: Ovarian cancer poses the greatest threat to survival among gynecologic cancers in women. Long non-coding RNAs (lncRNAs) have emerged as critical regulators in oncogenesis. The current study aimed to elucidate the function and regulatory mechanism of lncRNA KRT7-AS in ovarian cancer. Methods: The clinical significance of KRT7-AS was evaluated through bioinformatics analysis of data from public repositories. KRT7-AS expression was examined by RT-qPCR and fluorescence in situ hybridization. The function analyses were conducted using assays for cell proliferation, migration, invasion, wound healing, and colony formation. Assessment of cell cycle and apoptosis was performed using flow… More >

  • Open Access

    ARTICLE

    Mitigating Sidelobe-Driven Attacks in OFDM-Based Cognitive Radio Networks

    Bakhtawar Gul1, Atif Elahi1,2, Tahir Saleem3, Noor Gul1, Fahad Algarni4, Insaf Ullah5,*

    CMC-Computers, Materials & Continua, Vol.87, No.2, 2026, DOI:10.32604/cmc.2026.069776 - 12 March 2026

    Abstract Orthogonal Frequency Division Multiplexing (OFDM) enables efficient Dynamic Spectrum Access (DSA) but suffers from high sidelobe that causes excessive out-of-band (OOB) emissions and expose the system to spectrum-layer cyberattacks such as man-in-the-middle (MITM), eavesdropping, and primary user emulation (PUE) attacks. To address both spectral leakage and its security implications, this paper introduces a secure and intelligent hybrid optimization strategy that combinesan Eigenspace-based Generalized Sidelobe Canceller (ES-GSC) with a Genetic Algorithm (GA), to derive optimally weighted cancellation carriers. The proposed method jointly suppresses sidelobes and reinforces resistance to leakage-based attacks. MATLAB Simulation demonstrate considerable reductions in More >

  • Open Access

    ARTICLE

    Cavitation Control in Mixed-Flow Pumps through Blade Perforation

    Chaoyu Wei1, Haipeng Zhang1, Weidong Shi1,*, Yongfei Yang1,*, Linwei Tan1, Xianglong Wu2, Yurui Dai1

    FDMP-Fluid Dynamics & Materials Processing, Vol.22, No.2, 2026, DOI:10.32604/fdmp.2026.074543 - 04 March 2026

    Abstract During high-speed operation, mixed-flow pumps are susceptible to cavitation, which destabilizes the internal flow, increases energy losses, and degrades hydraulic efficiency. To assess the effectiveness of blade perforation as a cavitation-mitigation strategy, in this study several mixed-flow pump models incorporating perforations were developed. Numerical simulations were performed for configurations with circular holes positioned at different locations along the blade leading edge, and the computational results were validated against experimental measurements. The findings indicate that the location of the perforations plays a decisive role in cavitation suppression. Moving from the blade rim toward the hub along More >

  • Open Access

    ARTICLE

    S100A14 Facilitates Pancreatic Cancer Progression via S100A16-Mediated p53 Suppression

    Pingping Hu1,2,#, Zhenhao Fei1,2,#, Jianhua Bai1,2, Zhiwen Wang1,2, Yun Jin1,2,*

    Oncology Research, Vol.34, No.3, 2026, DOI:10.32604/or.2025.070207 - 24 February 2026

    Abstract Objectives: Pancreatic cancer (PC) is characterized by poor prognosis due to its limited treatment choices and delayed detection. S100A14 has been implicated in tumor progression, yet its regulatory hierarchy and functional interplay in PC remain unclear. This study aimed to define the role of S100A14 in PC progression. Methods: Integrated bioinformatic analyses of TCGA-PAAD and GSE22780 datasets identified candidate hub genes. Prognostic relevance was assessed via Kaplan-Meier and ROC analyses. Functional experiments were performed in PANC-1 and BxPC-3 cells, including qRT-PCR, CCK-8 assay, Western blotting, Transwell assay, and apoptosis assay. Co-immunoprecipitation (Co-IP) was used to verify… More >

  • Open Access

    ARTICLE

    Partial Suppression of the Proline Dehydrogenase Gene Mitigates the Impact of Drought on the Photosynthetic Apparatus and Productivity in Winter Wheat

    Dmytro A. Kiriziy1, Oksana V. Dubrovna1, Oksana G. Sokolovska-Sergiienko1, Alina S. Holoboroda1, Victor V. Rohach1,2, Oleg O. Stasik1,*

    Phyton-International Journal of Experimental Botany, Vol.95, No.1, 2026, DOI:10.32604/phyton.2026.075371 - 30 January 2026

    Abstract Water scarcity severely constrains the genetic potential of wheat yield worldwide. Proline is among the most versatile stress-related metabolites in plants, and targeting genes involved in proline synthesis and degradation represents a promising strategy for developing drought-tolerant wheat genotypes. This study evaluates the performance of the photosynthetic apparatus in transgenic wheat line with RNAi-mediated suppression of proline dehydrogenase (ProDH) and in the original (wild-type) genotype, under both drought and recovery conditions. Drought was induced at the flowering stage by lowering soil moisture to 30% field capacity for 7 days, compared with 70% field capacity in… More >

  • Open Access

    ARTICLE

    Active Learning-Driven Optimization of Sulfurization–Selenization Processes in Sb2(S,Se)3 Thin Films for Enhanced Photovoltaic Efficiency

    Yunpeng Wen1,*, Bingyang Ke2, Junrong Ding3

    Chalcogenide Letters, Vol.23, No.1, 2026, DOI:10.32604/cl.2026.076587 - 26 January 2026

    Abstract This study reports an active learning (AL)-guided strategy to optimize the sulfurization–selenization processing conditions of Sb2(S,Se)3 thin-film photovoltaic absorbers for enhanced power conversion efficiency (PCE). By coupling Gaussian process modeling with iterative experimental feedback, we explored 20 targeted annealing conditions across the full compositional spectrum (x = 0–1) and identified an optimal S/(S + Se) ratio of 0.40 (x = 0.60), which yielded a band gap (Eg) of ~1.34 eV, close to the theoretical Shockley–Queisser optimum. The optimized process employed a controlled two-step 420°C anneal with sequential H2Se→H2S exposure, which produced large plate-like grains (300–500 nm)… More >

  • Open Access

    ARTICLE

    PIK3R1 as a Gastric Cancer Biomarker Linked to CD73+ Treg-Mediated Immunosuppression

    Bu Zou1,#, Yi-En Xu2,#, Hui-Chan He3, Zu-Lu Ye2, Da-Lei Zhou2, Cai-Yun He2,*, Chan Huang4,*

    Oncology Research, Vol.34, No.2, 2026, DOI:10.32604/or.2025.069453 - 19 January 2026

    Abstract Objectives: Gastric cancer (GC) remains a major global health concern, and Phosphoinositide-3-Kinase Regulatory Subunit 1 (PIK3R1), a regulatory subunit of the PI3K signaling pathway, may play a critical yet underexplored role in GC progression. This study aimed to investigate the prognostic significance of PIK3R1 in GC and its association with the tumor immune microenvironment. Methods: PIK3R1 expression and its clinical relevance were analyzed using datasets from GC patients who underwent gastrectomy, including cohorts from The Cancer Genome Atlas (TCGA) and the Sun Yat-sen University Cancer Center (SYSUCC). Prognostic models integrating PIK3R1 expression with clinical parameters… More >

  • Open Access

    ARTICLE

    Suppression of Dry-Coupled Rubber Layer Interference in Ultrasonic Thickness Measurement: A Comparative Study of Empirical Mode Decomposition Variants

    Weichen Wang1, Shaofeng Wang1, Wenjing Liu1,*, Luncai Zhou2, Erqing Zhang1, Ting Gao3, Grigory Petrishin4

    Structural Durability & Health Monitoring, Vol.20, No.1, 2026, DOI:10.32604/sdhm.2025.071278 - 08 January 2026

    Abstract In dry-coupled ultrasonic thickness measurement, thick rubber layers introduce high-amplitude parasitic echoes that obscure defect signals and degrade thickness accuracy. Existing methods struggle to resolve overlap-ping echoes under variable coupling conditions and non-stationary noise. This study proposes a novel dual-criterion framework integrating energy contribution and statistical impulsivity metrics to isolate specimen re-flections from coupling-layer interference. By decomposing A-scan signals into Intrinsic Mode Functions (IMFs), the framework employs energy contribution thresholds (>85%) and kurtosis indices (>3) to autonomously select IMFs containing valid specimen echoes. Hybrid time-frequency thresholding further suppresses interference through amplitude filtering and spectral focusing. More >

  • Open Access

    ARTICLE

    3,9-Di-O-Methylnissolin Inhibits Gastric Cancer Progression by the RIPK2-Mediated Suppression of the NF-κB Pathway

    Yun Zhou1,2, Shixiong Liu1,2, Ya Zheng1,3,4, Yuping Wang1,3,4,*, Yongning Zhou1,3,4,*

    BIOCELL, Vol.49, No.10, pp. 1967-1983, 2025, DOI:10.32604/biocell.2025.069869 - 22 October 2025

    Abstract Background: Gastric cancer (GC) is a prevalent cause of death. 3,9-Di-O-methylnissolin (DOM) is a flavonoid isolated from Astragalus membranaceus. It has anticancer and anti-inflammatory effects, but its effect and mechanism of action on GC are not very clear. Methods: The appropriate concentration was selected after observing the effects of varying concentrations of DOM on the viability of GC cells, which was examined through the cell counting kit-8 (CCK-8) assay. The receptor-interacting protein kinase 2 (RIPK2) overexpression plasmid was transfected into GC cells, which were then treated with DOM. Cell cycle and proliferation, RIPK2 levels, and inflammatory… More > Graphic Abstract

    3,9-Di-O-Methylnissolin Inhibits Gastric Cancer Progression by the RIPK2-Mediated Suppression of the NF-κB Pathway

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